Patton electronics IPLink Series User manual

IPLink Series
IPLink Software Release 3.20
Software Configuration Guide
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Technical Support: [phone]
E-mail: [email protected]
URL: www.patton.com
Document Number: 13220U8-001 Rev. A
Part Number: 07M2800-SCG
Revised: May 3, 2006

Patton Electronics Company, Inc.
7622 Rickenbacker Drive
Gaithersburg, MD 20879 USA
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Fax: [phone]
Support: [phone]
Web: www.patton.com
E-mail: [email protected]
Copyright © 2006, Patton Electronics Company. All rights reserved.
The information in this document is subject to change without notice. Patton Elec-
tronics assumes no liability for errors that may appear in this document.
Trademark Statement
The term IPLink is a trademark of Patton Electronics Company. All other trademarks presented in this doc-
ument are the property of their respective owners.
Notices
The information contained in this document is not designed or intended for use as critical components in
human life-support systems, equipment used in hazardous environments, or nuclear control systems. Patton
Electronics Company disclaims any express or implied warranty of fitness for such uses.
The information in this document is subject to change without notice. Patton Electronics assumes no liabil-
ity for errors that may appear in this document.
Any software described in this document is furnished under license and may be used or copied only in accor-
dance with the terms of such license.
Released Build Numbers
This version of the Software Configuration Guide is based on IPLink 3.20 Build Series 2006-02-02 . The
following are the applicable released build numbers:
Supported Platforms
IPLink 2805 R3.20
Build 2006-03-03
IPLink 2802/2821/2835 R3.20
Build 2006-0-03
IPLink Model 2805
(Rev. B)
IPLink 2802/2821/2835
(Rev. D)

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Summary Table of Contents
1System overview .............................................................................................................................................24
2Configuration concepts ..................................................................................................................................29
3Command line interface (CLI) .......................................................................................................................33
4Accessing the CLI...........................................................................................................................................38
5Establishing basic IP connectivity..................................................................................................................50
6System image handling...................................................................................................................................57
7Configuration file handling............................................................................................................................71
8Basic system management ..............................................................................................................................87
9RADIUS Client Configuration.......................................................................................................................99
10 IP context overview ......................................................................................................................................110
11 IP interface configuration ............................................................................................................................117
12 NAT/NAPT configuration............................................................................................................................128
13 Ethernet port configuration .........................................................................................................................137
14 Link scheduler configuration .......................................................................................................................148
15 Serial port configuration ..............................................................................................................................167
16 T1/E1 port configuration.............................................................................................................................185
17 Basic IP routing configuration.....................................................................................................................195
18 RIP configuration ........................................................................................................................................201
19 Access control list configuration...................................................................................................................211
20 SNMP configuration ....................................................................................................................................225
21 SNTP client configuration ...........................................................................................................................240
22 DHCP configuration....................................................................................................................................251
23 DNS configuration.......................................................................................................................................261
24 DynDNS configuration................................................................................................................................265
25 PPP configuration........................................................................................................................................270
26 VPN configuration .......................................................................................................................................287
ATerms and definitions .................................................................................................................................304
BMode summary ...........................................................................................................................................309
CCommand summary ....................................................................................................................................313
DInternetworking terms & acronyms ............................................................................................................325
EUsed IP ports in the IPLink software ..........................................................................................................330

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Table of Contents
Summary Table of Contents ............................................................................................................................3
Table of Contents ............................................................................................................................................4
List of Figures ................................................................................................................................................16
List of Tables .................................................................................................................................................17
About this guide ............................................................................................................................................18
Audience............................................................................................................................................................... 18
How to read this guide ......................................................................................................................................... 18
Structure............................................................................................................................................................... 18
Precautions........................................................................................................................................................... 20
Typographical conventions used in this document................................................................................................ 21
General conventions .......................................................................................................................................21
Mouse conventions .........................................................................................................................................22
Service and support ...............................................................................................................................................22
Patton support headquarters in the USA .........................................................................................................22
Alternate Patton support for Europe, Middle East, and Africa (EMEA) ..........................................................22
Warranty Service and Returned Merchandise Authorizations (RMAs)...................................................................23
Warranty coverage ..........................................................................................................................................23
Returns for credit ......................................................................................................................................23
Return for credit policy .............................................................................................................................23
RMA numbers ................................................................................................................................................23
Shipping instructions ................................................................................................................................23
1System overview .............................................................................................................................................24
Introduction..........................................................................................................................................................25
IPLink hardware platforms ....................................................................................................................................26
IPLink software embedded software ......................................................................................................................26
IPLink Software management center tools.............................................................................................................27
2Configuration concepts ..................................................................................................................................29
Introduction..........................................................................................................................................................30
Contexts and Gateways .........................................................................................................................................31
Context ...........................................................................................................................................................31
Interfaces, Ports, and Bindings ..............................................................................................................................31
Interfaces ........................................................................................................................................................31
Ports and circuits ............................................................................................................................................31
Bindings .........................................................................................................................................................32
Profiles and Use commands...................................................................................................................................32
Profiles ............................................................................................................................................................32
Use Commands ..............................................................................................................................................32
3Command line interface (CLI) .......................................................................................................................33
Introduction..........................................................................................................................................................34

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IPLink Software Configuration Guide Table of Contents
Command modes..................................................................................................................................................34
CLI prompt ....................................................................................................................................................34
Navigating the CLI .........................................................................................................................................35
Initial mode ..............................................................................................................................................35
System changes .........................................................................................................................................35
Configuration ...........................................................................................................................................35
Changing Modes .......................................................................................................................................35
Command editing .................................................................................................................................................35
Command help ...............................................................................................................................................35
The No form ..................................................................................................................................................35
Command defaults—returning parameters to default values ...........................................................................36
Command completion ....................................................................................................................................36
Command history ...........................................................................................................................................36
Command Editing Shortcuts ..........................................................................................................................36
4Accessing the CLI...........................................................................................................................................38
Introduction..........................................................................................................................................................39
Accessing the IPLink software CLI task list............................................................................................................39
Accessing via the console port .........................................................................................................................40
Console port procedure .............................................................................................................................40
Accessing via a Telnet session ..........................................................................................................................41
Telnet Procedure .......................................................................................................................................41
Using an alternate TCP listening port for the Telnet server .............................................................................42
Disabling the Telnet server .............................................................................................................................42
Logging onto the IPLink software ...................................................................................................................42
Selecting a secure password .............................................................................................................................43
Password encryption .......................................................................................................................................43
Configure operators and administrators ..........................................................................................................44
Password encryption .................................................................................................................................44
Factory preset administrator account .........................................................................................................44
Creating an operator account ....................................................................................................................44
Creating an administrator account ............................................................................................................45
Displaying the CLI version .............................................................................................................................45
Displaying account information ......................................................................................................................46
Switching to another account ..........................................................................................................................46
Checking identity and connected users ...........................................................................................................47
Command index numbers ..............................................................................................................................47
Ending a Telnet or console port session ..........................................................................................................49
Hidden commands in .cfg configuration files ..................................................................................................49
5Establishing basic IP connectivity..................................................................................................................50
Introduction..........................................................................................................................................................51
IP context selection and basic interface configuration tasks....................................................................................51
Entering the IP context, creating IP interfaces and assigning an IP address .....................................................51
Defining IP Ethernet encapsulation and binding an IP interface to a physical port .........................................52

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IPLink Software Configuration Guide Table of Contents
Activating a physical port ................................................................................................................................52
Displaying IP interface information ................................................................................................................53
Deleting IP interfaces ......................................................................................................................................54
Examples ...............................................................................................................................................................55
Setting up an IP interface on an Ethernet port ................................................................................................55
6System image handling...................................................................................................................................57
Introduction..........................................................................................................................................................58
Memory regions in IPLink software.......................................................................................................................58
System image handling task list .............................................................................................................................60
Displaying system image information .............................................................................................................60
Copying system images from a network server to Flash memory .....................................................................61
Copying driver software from a network server to Flash memory ....................................................................62
Auto provisioning of firmware and configuration ..................................................................................................63
Boot procedure......................................................................................................................................................65
Bootloader.............................................................................................................................................................67
Start Bootloader ..............................................................................................................................................67
Start-up with factory configuration .................................................................................................................68
Load a new application image (IPLink software) via TFTP .............................................................................68
Load a new application image (IPLink software) via the serial link ..................................................................70
Factory configuration ............................................................................................................................................70
7Configuration file handling............................................................................................................................71
Introduction..........................................................................................................................................................72
Understanding configuration files ...................................................................................................................72
Factory configuration ............................................................................................................................................74
Configuration file handling task list.......................................................................................................................74
Copying configurations within the local memory ............................................................................................75
Replacing the startup configuration with a configuration from Flash memory ................................................76
Copying configurations to and from a remote storage location .......................................................................78
Replacing the startup configuration with a configuration downloaded from TFTP server ...............................79
Displaying configuration file information .......................................................................................................80
Modifying the running configuration at the CLI ............................................................................................80
Modifying the running configuration offline ...................................................................................................81
Deleting a specified configuration ...................................................................................................................83
Encrypted file download .................................................................................................................................83
Encrypted Configuration Download .........................................................................................................84
Use Cases ..................................................................................................................................................84
8Basic system management ..............................................................................................................................87
Introduction..........................................................................................................................................................88
Basic system management configuration task list ...................................................................................................88
Managing feature license keys .........................................................................................................................89
Setting system information .............................................................................................................................90
Setting the system banner ...............................................................................................................................91
Setting time and date ......................................................................................................................................92

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IPLink Software Configuration Guide Table of Contents
Display clock information ...............................................................................................................................92
Display time since last restart ..........................................................................................................................93
Configuring and starting the Web server .........................................................................................................93
Determining and defining the active CLI version ............................................................................................93
Restarting the system ......................................................................................................................................94
Displaying the system logs ..............................................................................................................................95
Controlling command execution .....................................................................................................................95
Timed execution of CLI command .................................................................................................................97
Displaying the checksum of a configuration ....................................................................................................97
Configuration of terminal sessions ..................................................................................................................97
9RADIUS Client Configuration.......................................................................................................................99
Introduction........................................................................................................................................................100
The AAA component ..........................................................................................................................................100
General AAA Configuration .........................................................................................................................101
RADIUS configuration .......................................................................................................................................103
Configuring RADIUS clients ........................................................................................................................104
Configuring RADIUS accounting .................................................................................................................105
Configuring the RADIUS server ...................................................................................................................107
Attributes in the RADIUS request message .............................................................................................107
Attributes in the RADIUS accept message ...............................................................................................108
Configuring the local database accounts ..............................................................................................................108
10 IP context overview ......................................................................................................................................110
Introduction........................................................................................................................................................111
IP context overview configuration task list...........................................................................................................111
Planning your IP configuration ...........................................................................................................................112
IP interface related information ....................................................................................................................112
Serial interface related information ................................................................................................................113
QoS related information ...............................................................................................................................113
Configuring Ethernet and serial ports..................................................................................................................113
Creating and configuring IP interfaces.................................................................................................................113
Configuring NAPT .............................................................................................................................................114
Configuring static IP routing...............................................................................................................................114
Configuring RIP..................................................................................................................................................114
Configuring access control lists............................................................................................................................115
Configuring quality of service (QoS) ...................................................................................................................115
11 IP interface configuration ............................................................................................................................117
Introduction........................................................................................................................................................118
Software IP interface configuration task list .........................................................................................................118
Creating an IP interface ................................................................................................................................118
Deleting an IP interface ................................................................................................................................119
Setting the IP address and netmask ...............................................................................................................120
Configuring a NAPT DMZ interface ............................................................................................................120
ICMP message processing .............................................................................................................................121

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IPLink Software Configuration Guide Table of Contents
ICMP redirect messages ................................................................................................................................121
Router advertisement broadcast message .......................................................................................................121
Defining the MTU and MSS of the interface ................................................................................................122
Configuring an interface as a point-to-point link ..........................................................................................123
Displaying IP interface information ..............................................................................................................123
Displaying dynamic ARP entries ...................................................................................................................124
Flushing dynamic ARP entries ......................................................................................................................124
Testing connections with the ping command ................................................................................................124
Traceroute ....................................................................................................................................................125
Debug ARP ..................................................................................................................................................125
Configuring the IGMP Proxy..............................................................................................................................126
Examples .............................................................................................................................................................127
Deleting an IP interface ................................................................................................................................127
12 NAT/NAPT configuration............................................................................................................................128
Introduction........................................................................................................................................................129
Dynamic NAPT ...........................................................................................................................................129
Static NAPT .................................................................................................................................................130
Dynamic NAT ..............................................................................................................................................131
Static NAT ...................................................................................................................................................131
NAPT traversal .............................................................................................................................................131
NAT/NAPT configuration task list .....................................................................................................................132
Creating a NAPT profile ...............................................................................................................................132
Configuring a NAPT DMZ host ............................................................................................................133
Defining NAPT port ranges ....................................................................................................................134
Preserving TCP/UDP port numbers in NAPT ........................................................................................134
Defining the UDP NAPT type ...............................................................................................................134
Activate NAT/NAPT ....................................................................................................................................135
Displaying NAT/NAPT configuration information ......................................................................................135
Configuring NAT static protocol entries .......................................................................................................136
13 Ethernet port configuration .........................................................................................................................137
Introduction........................................................................................................................................................138
Ethernet port configuration task list ....................................................................................................................138
Entering the Ethernet port configuration mode ............................................................................................139
Configuring medium for an Ethernet port ....................................................................................................139
Configuring Ethernet encapsulation type for an Ethernet port ......................................................................140
Binding an Ethernet port to an IP interface ..................................................................................................140
Multiple IP addresses on Ethernet ports ........................................................................................................141
Configuring a VLAN ....................................................................................................................................142
Configuring layer 2 CoS to service-class mapping for an Ethernet port .........................................................143
Adding a receive mapping table entry ......................................................................................................144
Adding a transmit mapping table entry ...................................................................................................145
Closing an Ethernet port ...............................................................................................................................145
Using the built-in Ethernet sniffer.......................................................................................................................146

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IPLink Software Configuration Guide Table of Contents
14 Link scheduler configuration .......................................................................................................................148
Introduction........................................................................................................................................................149
Applying scheduling at the bottleneck ...........................................................................................................149
Using traffic classes .......................................................................................................................................149
Introduction to Scheduling ...........................................................................................................................150
Priority ....................................................................................................................................................150
Weighted fair queuing (WFQ) ................................................................................................................150
Shaping ...................................................................................................................................................150
Burst tolerant shaping or wfq ..................................................................................................................151
Hierarchy ................................................................................................................................................151
Quick references..................................................................................................................................................152
Setting the modem rate .................................................................................................................................152
Command cross reference .............................................................................................................................153
Link scheduler configuration task list...................................................................................................................153
Defining the access control list profile ...........................................................................................................154
Packet classification .................................................................................................................................154
Creating an access control list ..................................................................................................................155
Creating a service policy profile .....................................................................................................................156
Specifying the handling of traffic-classes .......................................................................................................158
Defining fair queuing weight ...................................................................................................................158
Defining the bit-rate ...............................................................................................................................159
Defining absolute priority .......................................................................................................................159
Defining the maximum queue length ......................................................................................................159
Specifying the type-of-service (TOS) field ...............................................................................................159
Specifying the precedence field ................................................................................................................160
Specifying differentiated services codepoint (DSCP) marking .................................................................160
Specifying layer 2 marking ......................................................................................................................161
Defining random early detection .............................................................................................................162
Discarding Excess Load ...........................................................................................................................162
Quality of Service for routed RTP streams ....................................................................................................162
Devoting the service policy profile to an interface .........................................................................................164
Displaying link arbitration status ..................................................................................................................165
Displaying link scheduling profile information .............................................................................................165
Enable statistics gathering .............................................................................................................................165
15 Serial port configuration ..............................................................................................................................167
Introduction........................................................................................................................................................168
Serial port configuration task list .........................................................................................................................168
Disabling an interface ...................................................................................................................................169
Enabling an interface ....................................................................................................................................169
Configuring the serial encapsulation type ......................................................................................................170
Configuring the active clock edge .................................................................................................................171
Configuring the baudrate ..............................................................................................................................172
Enter Frame Relay mode ...............................................................................................................................173

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IPLink Software Configuration Guide Table of Contents
Configuring the LMI type ............................................................................................................................173
Configuring the keep-alive interval ...............................................................................................................174
Enabling fragmentation ................................................................................................................................174
Entering Frame Relay PVC configuration mode ...........................................................................................176
Configuring the PVC encapsulation type ......................................................................................................177
Binding the Frame Relay PVC to IP interface ...............................................................................................177
Enabling a Frame Relay PVC ........................................................................................................................179
Disabling a Frame Relay PVC .......................................................................................................................179
Debugging Frame Relay ................................................................................................................................180
Displaying serial port information .................................................................................................................181
Displaying Frame Relay information .............................................................................................................181
Integrated service access ................................................................................................................................182
16 T1/E1 port configuration.............................................................................................................................185
Introduction........................................................................................................................................................186
T1/E1 port configuration task list........................................................................................................................186
Enable/Disable T1/E1 port ...........................................................................................................................186
Configuring T1/E1 port-type .......................................................................................................................187
Configuring T1/E1 clock-mode ....................................................................................................................187
Configuring T1/E1 line-code ........................................................................................................................187
Configuring T1/E1 framing ..........................................................................................................................187
Configuring T1/E1 line-build-out (T1 only) ................................................................................................188
Configuring T1/E1 used-connector (E1 only) ...............................................................................................188
Configuring T1/E1 application mode ...........................................................................................................188
Configuring T1/E1 LOS threshold ...............................................................................................................189
Configuring T1 Loopback detection .............................................................................................................189
Configuring T1/E1 encapsulation .................................................................................................................190
Create a Channel-Group ...............................................................................................................................190
Configuring Channel-Group Timeslots ........................................................................................................191
Configuring Channel-Group Encapsulation .................................................................................................191
Entering HDLC Configuration Mode ..........................................................................................................191
Configuring HDLC CRC-Type ...................................................................................................................192
Configuring HDLC Encapsulation ...............................................................................................................192
T1/E1 Configuration Examples ....................................................................................................................192
Example 1: Frame Relay without a channel-group ..................................................................................193
Example 2: Framerelay with a channel-group ..........................................................................................194
Example 3: PPP without a channel-group ...............................................................................................194
Example 4: PPP with a channel-group ....................................................................................................194
17 Basic IP routing configuration.....................................................................................................................195
Introduction........................................................................................................................................................196
Routing tables ...............................................................................................................................................196
Static routing ................................................................................................................................................196
Basic IP routing configuration task list ................................................................................................................196
Configuring static IP routes ..........................................................................................................................196