Ascend Communications MAX 1800 Series User manual

MAX 1800 Series Network
Configuration Guide
Ascend Communications, Inc.
Part Number: 7820-0632-001
For software version 7.0.0
Preliminary November 2, 1998

Ascend Communications, Inc. is a trademark of Ascend Communications, Inc. Other
trademarks and trade names mentioned in this publication belong to their respective owners.
Copyright © November 1998, Ascend Communications, Inc. All Rights Reserved.
This document contains information that is the property of Ascend Communications, Inc. This
document may not be copied, reproduced, reduced to any electronic medium or machine
readable form, or otherwise duplicated, and the information herein may not be used,
disseminated or otherwise disclosed, except with the prior written consent of Ascend
Communications, Inc.

MAX 1800 Series Network Configuration Guide Preliminary November 2, 1998 iii
Ascend Customer Service
Ascend Customer Service provides a variety of options for obtaining technical assistance,
information about Ascend products and services, and software upgrades.
Obtaining technical assistance
You can obtain technical assistance by telephone, email, fax, or modem, or over the Internet.
Enabling Ascend to assist you
If you need to contact Ascend for help with a problem, make sure that you have the following
information when you call or that you include it in your correspondence:
• Product name and model.
• Software and hardware options.
• Software version.
• If supplied by your carrier, Service Profile Identifiers (SPIDs) associated with your
product.
• Your local telephone company’s switch type and operating mode, such as AT&T 5ESS
Custom or Northern Telecom National ISDN-1.
• Whether you are routing or bridging with your Ascend product.
• Type of computer you are using.
• Description of the problem.
Calling Ascend from within the United States
In the U.S., you can take advantage of Priority Technical Assistance or an Ascend Advantage
Pak service contract, or you can call to request assistance.
Priority Technical Assistance
If you need to talk to an engineer right away, call (900) 555-ASND (2763) to reach Ascend’s
Priority Call queue. The charge of $2.95 per minute does not begin to accrue until you are
connected to an engineer. Average wait times are less than three minutes.
Ascend Advantage Pak
Ascend Advantage Pak is a one-year service contract that includes overnight advance
replacement of failed products, technical support, software maintenance releases, and software
update releases. For more information, call (800) ASCEND-4 (272-3634), or access Ascend’s
Web site at www.ascend.com and select Services and Support, then Advantage Service
Family.
Other telephone numbers
For a menu of Ascend’s services, call (800) ASCEND-4 (272-3634). Or call [phone]
for an operator.

iv Preliminary November 2, 1998 MAX 1800 Series Network Configuration Guide
Calling Ascend from outside the United States
You can contact Ascend by telephone from outside the United States at one of the following
numbers:
Obtaining assistance through correspondence
Ascend maintains two email addresses for technical support questions. One is for customers in
the United States, and the other is for customers in Europe, the Middle East, and Asia. If you
prefer to correspond by fax, BBS, or regular mail, please direct your inquiry to Ascend’s U.S.
offices. Following are the ways in which you can reach Ascend Customer Service:
• Email from within the U.S.—[email protected]
• Email from Europe or the Middle East—[email protected]
• Email from Asia Pacific—[email protected]
• Fax—[phone]
• Customer Support BBS (by modem)—[phone]
• Write to Ascend at the following address:
Attn: Customer Service
Ascend Communications, Inc.
One Ascend Plaza
1701 Harbor Bay Parkway
Alameda, CA 94502-3002
Finding information and software on the Internet
Visit Ascend’s Web site at http://www.ascend.com for technical information, product
information, and descriptions of available services.
Telephone outside the United States [phone]
Asia Pacific (except Japan) ([phone]
Austria/Germany/Switzerland ([phone]
Benelux ([phone]
France ([phone]
Italy ([phone]
Japan ([phone]
Middle East/Africa ([phone]
Scandinavia ([phone]
Spain/Portugal ([phone]
UK ([phone]
For the Asia Pacific Region, you can find additional support resources at
http://apac.ascend.com/contacts.html.

MAX 1800 Series Network Configuration Guide Preliminary November 2, 1998 v
Visit Ascend’s FTP site at ftp.ascend.com for software upgrades, release notes, and
addenda to this manual.

MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 vii
Contents
Ascend Customer Service........................................................................................................ iii
About This Guide ......................................................................... xxix
How to use this guide............................................................................................................ xxix
What you should know ......................................................................................................... xxix
Documentation conventions................................................................................................... xxx
MAX 1800 Series documentation set ................................................................................... xxxi
Related publications.............................................................................................................. xxxi
Chapter 1 Getting Acquainted with the MAX ................................................ 1-1
Using the MAX as an ISP or telecommuting hub.................................................................. 1-1
Using the MAX as an ISP hub........................................................................................ 1-1
Using the MAX as a telecommuting hub........................................................................ 1-2
Overview of MAX configuration........................................................................................... 1-3
Creating a network diagram............................................................................................ 1-3
Configuring lines, slots, and ports for WAN access....................................................... 1-4
Configuring WAN connections and security.................................................................. 1-4
Concentrating Frame Relay connections........................................................................ 1-5
Enabling X.25 terminal connections............................................................................... 1-5
Configuring routing and bridging across the WAN........................................................ 1-5
Enabling protocol-independent packet bridging...................................................... 1-5
Using IPX routing (NetWare 3.11 or newer) .......................................................... 1-5
IP routing................................................................................................................. 1-6
Configuring Internet services.......................................................................................... 1-6
Multicast.................................................................................................................. 1-6
OSPF routing........................................................................................................... 1-6
Virtual private networks.......................................................................................... 1-6
Management features.............................................................................................................1-7
Using the terminal-server command line........................................................................ 1-7
Using status windows to track WAN or Ethernet activity.............................................. 1-7
Managing the MAX using SNMP .................................................................................. 1-7
Using remote management to configure far-end Ascend units....................................... 1-7
Flash RAM and software updates................................................................................... 1-8
Call Detail Reporting (CDR).......................................................................................... 1-8
MAX profiles......................................................................................................................... 1-8
Obtaining privileges to use the menus.......................................................................... 1-10
Activating a profile....................................................................................................... 1-11
Where to go next.................................................................................................................. 1-12
Chapter 2 Configuring the MAX for WAN Access ........................................ 2-1
Introduction to WAN configuration....................................................................................... 2-1

viii Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide
Contents
Menus and profiles.......................................................................................................... 2-1
How the VT100 menus relate to slots and ports............................................................. 2-2
System slot...................................................................................................................... 2-2
Expansion slots ............................................................................................................... 2-2
Ethernet and WAN slots................................................................................................. 2-2
Phone number assignments............................................................................................. 2-2
Add-on numbers ...................................................................................................... 2-3
Hunt groups ............................................................................................................. 2-3
SPIDS (for Net BRI lines)....................................................................................... 2-4
How the MAX routes inbound and outbound calls ........................................................ 2-4
Configuring ISDN BRI network lines ................................................................................... 2-5
Understanding the Net BRI parameters.......................................................................... 2-5
Name........................................................................................................................ 2-5
Switch Type............................................................................................................. 2-5
BRI Analog Encode................................................................................................. 2-6
Link Type ................................................................................................................ 2-6
Using the BRI line for switched or nailed connections........................................... 2-6
Associating the channel with a slot/port in the MAX ............................................. 2-6
Assigning the channel to a trunk group................................................................... 2-6
Phone number and Service Profile Identifier (SPID) assignments.......................... 2-6
Examples of Net BRI configuration ............................................................................... 2-7
Configuring incoming switched connections .......................................................... 2-7
Configuring the Net BRI line for outbound calls .................................................... 2-7
Displaying information about BRI calls.................................................................. 2-9
Configuring the serial WAN port........................................................................................... 2-9
Understanding the serial WAN parameters.................................................................... 2-9
Nailed Grp ............................................................................................................... 2-9
Activation .............................................................................................................. 2-10
Example serial WAN configuration ............................................................................. 2-10
Configuring digital modems ................................................................................................ 2-10
56k Modem Numbering................................................................................................ 2-11
8-MOD modem numbering ................................................................................... 2-11
Understanding the digital modem parameters .............................................................. 2-12
Sample configuration.................................................................................................... 2-12
Quiescing digital modems and returning them to service............................................. 2-12
Configuring V.110 modems................................................................................................. 2-13
Understanding the V.110 modem parameters............................................................... 2-13
Example of V.110 configuration .................................................................................. 2-13
Configuring Host/6 (Host/Dual) AIM ports......................................................................... 2-14
Configuring the AIM port............................................................................................. 2-14
Dial Plan ................................................................................................................ 2-15
Ans N#................................................................................................................... 2-15
Idle......................................................................................................................... 2-15
Dial ........................................................................................................................ 2-15
Answer................................................................................................................... 2-15
Clear....................................................................................................................... 2-16
Port Password ........................................................................................................ 2-16
Term Timing.......................................................................................................... 2-16
Esc ......................................................................................................................... 2-16
Early CD................................................................................................................ 2-16
DS0 Min Rst.......................................................................................................... 2-16
Sample Port profile configuration ......................................................................... 2-16

Contents
MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 ix
Port diagnostics...................................................................................................... 2-17
Configuring the Host interface ..................................................................................... 2-17
Pairing ports for dual-port calls............................................................................. 2-18
Restricting access to the AIM port from the palmtop controller........................... 2-18
Enabling dual-port calls......................................................................................... 2-18
Configuring WAN connections between serial hosts................................................... 2-18
Dial# ...................................................................................................................... 2-19
Connection type and bandwidth management....................................................... 2-19
Bandwidth issues................................................................................................... 2-20
Action upon failure to establish base channels of a connection............................ 2-20
Telco options ......................................................................................................... 2-20
B & O Restore and Flag Idle ................................................................................. 2-20
Dynamic bandwidth allocation issues ................................................................... 2-20
Call Password ........................................................................................................ 2-21
Example of AIM call configuration....................................................................... 2-21
Example FT1-B&O call configuration.................................................................. 2-22
Configuring a single-channel call.......................................................................... 2-23
Configuring a two-channel dual-port call.............................................................. 2-23
Configuring call routing....................................................................................................... 2-24
Routing inbound calls................................................................................................... 2-24
Specifying answer numbers for destination host ports.......................................... 2-25
Specifying host ports’ slot and port numbers in WAN channel configurations.... 2-25
Exclusive port routing ........................................................................................... 2-25
Setting up ISDN subaddressing.................................................................................... 2-25
Specifying answer numbers for destination host ports................................................. 2-25
Slot and port specifications........................................................................................... 2-26
Exclusive port routing................................................................................................... 2-27
Limiting incoming calls using DNIS-related methods ................................................. 2-27
Incoming call routing state diagram ............................................................................. 2-30
Routing outbound calls................................................................................................. 2-33
Enabling trunk groups ........................................................................................... 2-33
Dialing through trunk group 2 (local port-to-port calls)........................................ 2-34
Dialing through trunk group 3 (Destination profiles)............................................ 2-34
Dialing through trunk groups 4–9 ......................................................................... 2-35
Dialing through the extended dial plan.................................................................. 2-35
Matching slot and port specifications (reserved channels).................................... 2-36
Chapter 3 Configuring WAN Links ................................................................. 3-1
Introduction to WAN links .................................................................................................... 3-1
The Answer profile......................................................................................................... 3-2
Understanding the Answer profile parameters ............................................................... 3-4
Use Answer as Default............................................................................................ 3-4
Force 56................................................................................................................... 3-4
Profile Reqd............................................................................................................. 3-4
ID-Auth.................................................................................................................... 3-4
Encaps subprofile .................................................................................................... 3-4
IP options................................................................................................................. 3-4
Encapsulation-specific options................................................................................ 3-5
X.75 options............................................................................................................. 3-5
Session options ........................................................................................................ 3-5
DHCP options.......................................................................................................... 3-5
Example of Answer profile configuration ...................................................................... 3-5

xPreliminary November 3, 1998 MAX 1800 Series Network Configuration Guide
Contents
Connection profiles......................................................................................................... 3-6
Understanding Connection profile parameters............................................................... 3-8
Station...................................................................................................................... 3-8
Dial # ....................................................................................................................... 3-8
Calling # .................................................................................................................. 3-8
Called #.................................................................................................................... 3-9
Encaps and Encaps Options..................................................................................... 3-9
Route IP, Route IPX, Route AppleTalk .................................................................. 3-9
Bridge ...................................................................................................................... 3-9
Connection profile Session options ................................................................................ 3-9
Data Filter, Call Filter............................................................................................ 3-10
Idle, TS Idle Mode, TS Idle................................................................................... 3-10
Max Call Duration................................................................................................. 3-10
Preempt.................................................................................................................. 3-10
Backup................................................................................................................... 3-10
IP Direct................................................................................................................. 3-10
Frame Relay parameters........................................................................................ 3-10
Block Calls After................................................................................................... 3-11
Connection profile telco options................................................................................... 3-11
AnsOrig and FTI Caller....................................................................................... 3-11
Callback................................................................................................................. 3-11
Callback Delay ...................................................................................................... 3-11
Call Type ............................................................................................................... 3-12
Data Svc................................................................................................................. 3-12
Bill # ...................................................................................................................... 3-12
Transit #................................................................................................................. 3-12
Dialout OK ............................................................................................................ 3-13
Connection profile accounting options......................................................................... 3-13
Acct Type .............................................................................................................. 3-13
Acct Host and Acct Port........................................................................................ 3-13
Acct Timeout and Acct Key.................................................................................. 3-13
Acct-ID Base ......................................................................................................... 3-13
Connection profile DHCP options................................................................................ 3-13
Reply Enabled........................................................................................................ 3-14
Pool Number.......................................................................................................... 3-14
Max Leases............................................................................................................ 3-14
Names/Passwords profiles............................................................................................ 3-14
Understanding the Names/Passwords profile parameters............................................. 3-14
Name...................................................................................................................... 3-15
Active..................................................................................................................... 3-15
Rec PW.................................................................................................................. 3-15
Template Connection............................................................................................. 3-15
Example Names/Passwords profile configuration........................................................ 3-15
Configuring PPP connections .............................................................................................. 3-16
Configuring single-channel PPP connections...................................................................... 3-16
Understanding the PPP parameters............................................................................... 3-17
Routing and bridging parameters .......................................................................... 3-17
Revc Auth and Send Auth..................................................................................... 3-17
Send PW and Recv PW ......................................................................................... 3-17
Send Name............................................................................................................. 3-18
Maximum receive units (MRU) ............................................................................ 3-18
Link quality monitoring (LQM)............................................................................ 3-18