Cisco Catalyst 4500 Series User manual

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Catalyst 4500 Series Switch Cisco IOS
Software Configuration Guide
Cisco IOS XE Release 3.9.xE and Cisco IOS Release 15.2(5)Ex
Last Modified: November 28, 2016

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1
Software Configuration Guide—Release IOS XE 3.9.xE and IOS 15.2(5)Ex
CONTENTS
Audience 67
Organization 67
Conventions 71
Related Documentation 72
Notices 74
Obtaining Documentation and Submitting a Service Request i-76
Product Overview 1-1
Layer 2 Software Features 1-1
802.1Q Tunneling, VLAN Mapping, and Layer 2 Protocol Tunneling 1-2
Cisco IOS Auto Smartport Macros 1-2
Cisco Discovery Protocol 1-2
Cisco Group Management Protocol (CGMP) server 1-3
EtherChannel Bundles 1-3
Ethernet CFM 1-3
Ethernet OAM Protocol 1-3
Flex Links and MAC Address-Table Move Update 1-3
Flexible NetFlow (Supervisor Engine 7-E, 7L-E, and 8-E only) 1-4
Internet Group Management Protocol (IGMP) Snooping 1-4
IPv6 Multicast BSR and BSR Scoped Zone Support 1-5
IPv6 Multicast Listen Discovery (MLD) and Multicast Listen Discovery Snooping 1-6
Jumbo Frames 1-6
Link Aggregation Control Protocol 1-7
Cisco IOS XE IP Application Services Features in Cisco IOS XE 3.1.0SG 1-7
Link Layer Discovery Protocol 1-7
Link State Tracking 1-8
Location Service 1-8
Multiple Spanning Tree 1-8
Per-VLAN Rapid Spanning Tree 1-8
Quality of Service 1-9
Cisco Modular QoS Command-Line-Interface 1-9
Two-Rate Three-Color Policing 1-9
Resilient Ethernet Protocol 1-10
SmartPort Macros 1-10

Contents
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Software Configuration Guide—Release IOS XE 3.9.xE and IOS 15.2(5)Ex
Spanning Tree Protocol 1-10
Stateful Switchover 1-10
SVI Autostate 1-11
Unidirectional Link Detection 1-11
VLANs 1-11
Virtual Switching Systems (Catalyst 4500-X and Supervisor Engine 7-E, 7L-E, and 8-E) 1-12
Virtual Switch System Client 1-12
Y.1731 (AIS and RDI) 1-13
Layer 3 Software Features 1-13
Bidirectional Forwarding Detection 1-14
Cisco Express Forwarding 1-14
Device Sensor 1-14
EIGRP Stub Routing 1-14
Enhanced Object Tracking 1-15
GLBP 1-15
Cisco IOS XE IP Application Services Features in Cisco IOS XE 3.1.0SG 1-15
HSRP 1-16
Cisco IOS XE IP Application Services: HSRP Features in Cisco IOS XE 3.1.0SG 1-16
SSO Aware HSRP 1-17
NHRP 1-17
IP Routing Protocols 1-17
BGP 1-17
EIGRP 1-18
IS-IS 1-18
OSPF 1-19
RIP 1-19
In Service Software Upgrade 1-19
IPv6 1-20
Multicast Services 1-20
NSF with SSO 1-21
OSPF for Routed Access 1-21
Policy-Based Routing 1-22
Unicast Reverse Path Forwarding 1-22
Unidirectional Link Routing 1-22
VRF-lite 1-23
Virtual Router Redundancy Protocol 1-23
Management Features 1-23
Cisco Call Home 1-24
Cisco Energy Wise 1-24
Cisco IOS IP Service Level Agreements 1-25

Contents
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Software Configuration Guide—Release IOS XE 3.9.xE and IOS 15.2(5)Ex
Cisco Media Services Proxy 1-25
Cisco Medianet AutoQoS 1-26
Cisco Medianet Flow Metadata 1-26
Cisco IOS Mediatrace and Performance Monitor 1-27
Cisco Network Assistant 1-28
Dynamic Host Control Protocol 1-28
Easy Virtual Network 1-28
Embedded CiscoView 1-29
Embedded Event Manager 1-29
Ethernet Management Port 1-29
File System Management (Supervisor Engine 7-E, 7L-E, and 8-E) 1-29
FAT File Management System on Supervisor Engine 6-E, Supervisor Engine 6L-E, Catalyst 4948E,
Catalyst 4948E-F, and Catalyst 4900M 1-30
Forced 10/100 Autonegotiation 1-30
Intelligent Power Management 1-30
MAC Address Notification 1-30
MAC Notify MIB 1-30
NetFlow-lite 1-31
Power over Ethernet 1-31
Secure Shell 1-31
Simple Network Management Protocol 1-31
Smart Install 1-32
SPAN and RSPAN 1-32
Universal Power over Ethernet 1-32
Web Content Coordination Protocol 1-32
Wireshark 1-33
XML-PI 1-33
Security Features 1-33
802.1X Identity-Based Network Security 1-34
Cisco TrustSec MACsec Encryption 1-36
Cisco TrustSec Security Architecture 1-36
Cisco TrustSec Security Groups, SGTs and SGACLs 1-36
Dynamic ARP Inspection 1-37
Dynamic Host Configuration Protocol Snooping 1-37
Flood Blocking 1-37
Hardware-Based Control Plane Policing 1-37
IP Source Guard 1-38
IP Source Guard for Static Hosts 1-38
IPv6 First Hop Security 1-38
IPsec VPN 1-40

Contents
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Software Configuration Guide—Release IOS XE 3.9.xE and IOS 15.2(5)Ex
Local Authentication, RADIUS, and TACACS+ Authentication 1-40
Network Admission Control 1-40
Network Security with ACLs 1-41
Port Security 1-41
PPPoE Intermediate Agent 1-41
Session Aware Networking 1-42
Storm Control 1-42
uRPF Strict Mode 1-42
Utilities 1-43
Layer 2 Traceroute 1-43
Time Domain Reflectometry 1-43
Debugging Features 1-43
Web-based Authentication 1-43
1-44
Command-Line Interfaces 2-1
Accessing the Switch CLI 2-2
Accessing the CLI Using the EIA/TIA-232 Console Interface 2-2
Accessing the CLI Through Telnet 2-2
Performing Command-Line Processing 2-3
Performing History Substitution 2-4
About Cisco IOS Command Modes 2-4
Getting a List of Commands and Syntax 2-5
Virtual Console for Standby Supervisor Engine 2-6
ROMMON Command-Line Interface 2-7
Archiving Crashfiles Information 2-8
Displaying a Crash Dump for Supervisor Engine 6-E and 6L-E 2-8
Configuring the Switch for the First Time 3-1
Default Switch Configuration 3-1
Configuring DHCP-Based Autoconfiguration 3-2
About DHCP-Based Autoconfiguration 3-2
DHCP Client Request Process 3-3
Troubleshooting Tips 3-3
Configuring the DHCP Server 3-4
Configuring the TFTP Server 3-4
Configuring the DNS Server 3-5
Configuring the Relay Device 3-5
Obtaining Configuration Files 3-6

Contents
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Software Configuration Guide—Release IOS XE 3.9.xE and IOS 15.2(5)Ex
Example Configuration 3-7
Configuring the Switch 3-8
Using Configuration Mode to Configure Your Switch 3-9
Verifying the Running Configuration Settings 3-9
Saving the Running Configuration Settings to Your Start-Up File 3-10
Reviewing the Configuration in NVRAM 3-10
Configuring a Default Gateway 3-11
Configuring a Static Route 3-11
Controlling Access to Privileged EXEC Commands 3-13
Setting or Changing a Static enable Password 3-13
Using the enable password and enable secret Commands 3-14
Setting or Changing a Privileged Password 3-14
Controlling Switch Access with TACACS+ 3-15
Understanding TACACS+ 3-15
TACACS+ Operation 3-17
Configuring TACACS+ 3-17
Displaying the TACACS+ Configuration 3-22
Encrypting Passwords 3-22
Configuring Multiple Privilege Levels 3-23
Setting the Privilege Level for a Command 3-23
Changing the Default Privilege Level for Lines 3-23
Logging In to a Privilege Level 3-24
Exiting a Privilege Level 3-24
Displaying the Password, Access Level, and Privilege Level Configuration 3-24
Recovering a Lost Enable Password 3-25
Modifying the Supervisor Engine Startup Configuration 3-25
Understanding the Supervisor Engine Boot Configuration 3-25
Understanding the ROM Monitor 3-26
Configuring the Software Configuration Register 3-26
Modifying the Boot Field and Using the boot Command 3-28
Modifying the Boot Field 3-29
Modifying the Configuration Register Value for Wireless Mode 3-29
Verifying the Configuration Register Setting 3-30
Specifying the Startup System Image 3-31
Flash Memory Features 3-31
Security Precautions 3-32
Configuring Flash Memory 3-32
Controlling Environment Variables 3-32
Replacing and Rolling-Back Configuration 3-33

Contents
6
Software Configuration Guide—Release IOS XE 3.9.xE and IOS 15.2(5)Ex
Resetting a Switch to Factory Default Settings 3-34
Administering the Switch 4-1
Managing the System Time and Date 4-1
System Clock 4-2
Understanding Network Time Protocol 4-2
Configuring NTP 4-3
Default NTP Configuration 4-4
Configuring NTP Authentication 4-4
Configuring NTP Associations 4-6
Configuring NTP Broadcast Service 4-7
Configuring NTP Access Restrictions 4-8
Configuring the Source IP Address for NTP Packets 4-10
Displaying the NTP Configuration 4-11
Configuring Time and Date Manually 4-11
Setting the System Clock 4-11
Displaying the Time and Date Configuration 4-12
Configuring the Time Zone 4-12
Configuring Summer Time (Daylight Saving Time) 4-13
Managing Software Licenses Using Permanent Right-To-Use Features 4-14
About a PRTU License 4-15
Benefits of a PRTU License 4-15
Guidelines for the RTU License Model 4-16
Applying a PRTU License 4-16
Activating a PRTU License 4-16
Deactivating a PRTU License 4-17
Displaying Software License Information 4-17
Configuring a System Name and Prompt 4-21
Configuring a System Name 4-22
Understanding DNS 4-22
Default DNS Configuration 4-23
Setting Up DNS 4-23
Displaying the DNS Configuration 4-24
Creating a Banner 4-24
Default Banner Configuration 4-24
Configuring a Message-of-the-Day Login Banner 4-24
Configuring a Login Banner 4-27
Managing the MAC Address Table 4-28
Building the Address Table 4-28
MAC Addresses and VLANs 4-29

Contents
7
Software Configuration Guide—Release IOS XE 3.9.xE and IOS 15.2(5)Ex
Default MAC Address Table Configuration 4-30
Changing the Address Aging Time 4-30
Removing Dynamic Address Entries 4-31
Configuring MAC Change Notification Traps 4-31
Configuring MAC Move Notification Traps 4-33
Configuring MAC Threshold Notification Traps 4-35
Adding and Removing Static Address Entries 4-36
Configuring Unicast MAC Address Filtering 4-37
Disabling MAC Address Learning on a VLAN 4-39
Configuring Disable MAC Address Learning 4-39
Usage Guidelines 4-40
Deployment Scenarios 4-40
Feature Compatibility 4-42
Feature Incompatibility 4-43
Partial Feature Incompatibility 4-43
Displaying Address Table Entries 4-44
Managing the ARP Table 4-44
Configuring Embedded CiscoView Support 4-44
Understanding Embedded CiscoView 4-45
Installing and Configuring Embedded CiscoView 4-45
Displaying Embedded CiscoView Information 4-48
Configuring Virtual Switching Systems 5-1
Understanding Virtual Switching Systems 5-1
VSS Overview 5-2
Key Concepts 5-2
VSS Functionality 5-5
Hardware Requirements 5-8
Understanding VSL Topology 5-10
VSS Redundancy 5-10
Overview 5-11
RPR and SSO Redundancy 5-11
Switch Roles in a VSS 5-11
Failed Switch Recovery 5-12
VSL Failure 5-13
User Actions 5-13
Multichassis EtherChannels 5-13
Overview 5-13
MEC Failure Scenarios 5-14
Packet Handling 5-15

Contents
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Software Configuration Guide—Release IOS XE 3.9.xE and IOS 15.2(5)Ex
Traffic on the VSL 5-16
Layer 2 Protocols 5-16
Layer 3 Protocols 5-18
System Monitoring 5-19
Environmental Monitoring 5-19
File System Access 5-19
Diagnostics 5-20
Network Management 5-21
Dual-Active Detection 5-23
Dual-Active Detection Using Enhanced PAgP 5-23
Dual-Active Detection Using Fast-Hello 5-24
Recovery Actions 5-24
Configuring a Recovery IP Address 5-25
VSS Initialization 5-26
Virtual Switch Link Protocol 5-26
SSO Dependencies 5-26
Initialization Procedure 5-27
VSS Configuration Guidelines and Restrictions 5-28
General VSS Restrictions and Guidelines 5-28
Multichassis EtherChannel Restrictions and Guidelines 5-29
Dual-Active Detection Restrictions and Guidelines 5-30
Configuring a VSS 5-30
Configuring Easy VSS 5-30
Converting to a VSS 5-32
Backing Up the Standalone Configuration 5-33
Configuring SSO and NSF 5-34
Assigning Virtual Switch Domain and Switch Numbers 5-34
Configuring VSL Port Channel and Ports 5-34
Converting the Switch to Virtual Switch Mode 5-36
Converting to Quad-Supervisor VSS 5-37
Converting an Existing VSS Switch to Quad-Supervisor VSS Mode 5-37
Converting a Standalone Switch to Quad-Supervisor VSS 5-37
(Optional) Configuring VSS Standby Switch Modules 5-39
Displaying VSS Information 5-39
Converting a VSS to Standalone Switch 5-41
Copying the VSS Configuration to a Backup File 5-41
Converting the VSS Active Switch to Standalone 5-41
Converting the VSS Standby Switch to Standalone 5-42
Configuring VSS Parameters 5-42
Configuring VSL Switch Priority 5-43

Contents
9
Software Configuration Guide—Release IOS XE 3.9.xE and IOS 15.2(5)Ex
Configuring a VSL 5-44
Adding and Deleting a VSL Port After the Bootup 5-44
Displaying VSL Information 5-45
Configuring VSL QoS 5-46
Configuring the Router MAC Address 5-47
Configuring Multichassis EtherChannels 5-48
Configuring Dual-Active Detection 5-52
Configuring Enhanced PAgP Dual-Active Detection 5-52
Configuring Fast-Hello Dual-Active Detection 5-53
Displaying Dual-Active Detection 5-54
In-Service Software Upgrade (ISSU) on a VSS 5-56
VSS ISSU Concept 5-56
Traffic and Network Protocol Disruption During ISSU in a VSS 5-57
Related Documents 5-58
Prerequisites to Performing ISSU 5-58
About Performing ISSU 5-59
Performing an ISSU Upgrade: Two Methods 5-59
Guidelines for Performing ISSU 5-63
Compatibility Matrix 5-63
Compatibility Verification Using Cisco Feature Navigator 5-64
How to Perform the ISSU Process 5-64
Verifying the ISSU Software Installation 5-65
Verifying Redundancy Mode Before Beginning the ISSU Process 5-65
Verifying the ISSU State Before Beginning the ISSU Process 5-67
ISSU using the Four-command Sequence: Step 1 (loadversion) 5-68
ISSU using the Four-command Sequence: Step 2 (runversion) 5-70
ISSU using the Four Command Sequence: Step 3 (acceptversion) 5-72
ISSU using the Four Command Sequence: Step 4 (commitversion) 5-72
Using changeversion to Automate an ISSU Upgrade 5-73
Aborting a Software Upgrade During ISSU 5-79
Configuring the Rollback Timer to Safeguard Against Upgrade Issues 5-81
The ISSU Compatibility Matrix 5-82
License Upgrade on a VSS 5-85
Programmability 6-1
About Programmability 6-1
Overview 6-1
Programmability Components 6-2
Protocols and Data Models for Programmatic Device Configuration 6-2
Default Configuration 6-3

Contents
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Software Configuration Guide—Release IOS XE 3.9.xE and IOS 15.2(5)Ex
Configuring Programmability Components 6-4
Prerequisites for Configuring Programmability 6-4
Restrictions and Limitations for Configuring Programmability 6-5
Zero-Touch Provisioning Requirements 6-5
Boot Field 6-6
PXE Boot Requirements —Configuring the DHCP Server 6-6
PXE Boot Process Flow 6-7
Installing and Activating the DMI Container 6-9
Configuring One Platform Kit (OnePK) 6-10
Providing Privilege Access to Use NETCONF and RESTCONF 6-11
Enabling the NETCONF Interface 6-12
Enabling Cisco IOS HTTP Services for RESTCONF 6-13
Using NETCONF and RESTCONF Protocols 6-14
Examples for NETCONF RPCs 6-14
Examples for RESTCONF RPCs 6-15
Using ODM Models 6-15
Enabling SSHv2 6-17
Activating and Deactivating the ODM 6-17
Enabling the Polling Mode 6-19
Displaying Supported Parsers and Polling Intervals 6-20
Monitoring Programmability 6-23
Troubleshooting Programmability 6-25
Sample Configuration and Reference Information 6-28
DHCP Server Settings on Linux 6-28
Using HTTP 6-28
Using TFTP 6-30
Configuring DHCP Option 43 (for Microsoft Windows) 6-32
Microsoft Windows DHCP Server Configuration 6-33
Autoboot Process Output 6-37
Autoboot Process Output—Using HTTP 6-37
Autoboot Process Output—Using TFTP 6-40
Configuring the Cisco IOS In-Service Software Upgrade Process 7-1
Prerequisites to Performing ISSU 7-1
About ISSU 7-2
Stateful Switchover Overview 7-3
NSF Overview 7-5
ISSU Process Overview 7-6
Performing an ISSU Upgrade: 2 Methods 7-11

Contents
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Software Configuration Guide—Release IOS XE 3.9.xE and IOS 15.2(5)Ex
Changeversion Process 7-12
Changeversion: Quick Option 7-12
Scheduled Changeversion: “in” and “at” Options 7-12
Changeversion Deployment Scenario 7-13
Aborting an In-Progress Changeversion Procedure 7-13
Guidelines for Performing ISSU 7-13
Versioning Capability in Cisco IOS Software to Support ISSU 7-13
Compatibility Matrix 7-14
SNMP Support for ISSU 7-15
Compatibility Verification Using Cisco Feature Navigator 7-15
Performing the ISSU Process 7-15
Upgrading ISSU to Cisco IOS XE 3.4.0SG/15.1(2)SG from a Prior Release 7-16
Downgrading ISSU from Cisco IOS XE 3.4.0SG/15.1(2)SG to a Prior Release 7-17
Verifying the ISSU Software Installation 7-18
Verifying Redundancy Mode Before Beginning the ISSU Process 7-19
Verifying the ISSU State Before Beginning the ISSU Process 7-20
Loading New Cisco IOS Software on the Standby Supervisor Engine 7-21
Switching to the Standby Supervisor Engine 7-24
Stopping the ISSU Rollback Timer (Optional) 7-26
Loading New Cisco IOS Software on the New Standby Supervisor Engine 7-27
Using changeversion to Automate an ISSU Upgrade 7-29
Aborting a Software Upgrade During ISSU 7-34
Configuring the Rollback Timer to Safeguard Against Upgrade Issues 7-35
Displaying ISSU Compatibility Matrix Information 7-36
Displaying ISSU Compatibility Matrix Information 7-40
Related Documents 7-42
Configuring the Cisco IOS XE In Service Software Upgrade Process 8-1
Related Documents 8-2
Prerequisites to Performing ISSU 8-2
About Performing ISSU 8-3
Stateful Switchover 8-4
NSF 8-6
ISSU Process 8-7
Performing an ISSU Upgrade: 2 Methods 8-12
Changeversion Process 8-13
Changeversion: Quick Option (LV to INIT) 8-13
Scheduled Changeversion: “in” and “at” Options 8-13
Changeversion Deployment Scenario 8-14
Aborting an In-Progress Changeversion Procedure 8-14

Contents
12
Software Configuration Guide—Release IOS XE 3.9.xE and IOS 15.2(5)Ex
Guidelines for Performing ISSU 8-14
Compatibility Matrix 8-14
SNMP Support for ISSU 8-15
Compatibility Verification Using Cisco Feature Navigator 8-15
How to Perform the ISSU Process 8-16
Upgrading ISSU to Cisco IOS XE 3.4.0SG/15.1(2)SG from a Prior Release 8-16
Downgrading ISSU from Cisco IOS XE 3.4.0SG/15.1(2)SG to a Prior Release 8-18
Verifying the ISSU Software Installation 8-19
Verifying Redundancy Mode Before Beginning the ISSU Process 8-19
Verifying the ISSU State Before Beginning the ISSU Process 8-21
Loading New Cisco IOS XE Software on the Standby Supervisor Engine 8-21
Switching to the Standby Supervisor Engine 8-25
Stopping the ISSU Rollback Timer (Optional) 8-27
Loading New Cisco IOS XE Software on the New Standby Supervisor Engine 8-28
Using changeversion to Automate an ISSU Upgrade 8-30
Aborting a Software Upgrade During ISSU 8-36
Configuring the Rollback Timer to Safeguard Against Upgrade Issues 8-37
Displaying ISSU Compatibility Matrix Information 8-39
Cisco High Availability Features in Cisco IOS XE 3.1.0SG 8-41
Configuring Interfaces 9-1
About Interface Configuration 9-2
Using the interface Command 9-2
Configuring a Range of Interfaces 9-4
Using the Ethernet Management Port 9-5
Understanding the Ethernet Management Port 9-6
Fa1 Interface and mgmtVrf 9-7
SSO Model 9-9
ISSU Model 9-9
Supported Features on the Ethernet Management Port 9-9
Configuring the Ethernet Management Port 9-10
Defining and Using Interface-Range Macros 9-10
Deploying SFP+ in X2 Ports 9-11
Deploying 10-Gigabit Ethernet and Gigabit Ethernet SFP Ports on Supervisor Engine V-10GE 9-12
Deploying 10-Gigabit Ethernet or Gigabit Ethernet Ports 9-13
Port Numbering TwinGig Convertors 9-13
Limitations on Using a TwinGig Convertor 9-13
Selecting X2/TwinGig Convertor Mode 9-14
Configuring MultiGigabit Ports on WS-X4748-12X48U+E 9-15

Contents
13
Software Configuration Guide—Release IOS XE 3.9.xE and IOS 15.2(5)Ex
Module Modes on WS-X4748-12X48U+E Overview 9-16
Restrictions for Multigigabit Ports 9-17
Supported Cable Types and Speed 9-17
Supported Hardware and Power Supply 9-17
Configuring Module Modes on WS-X4748-12X48U+E 9-18
Upgrading the Line Card FPGA Image on WS-X4748-12X48U+E 9-18
Invoking Shared-Backplane Uplink Mode on
Supervisor Engine 6-E and Supervisor Engine 6L-E 9-19
Limitation and Restrictions on Supervisor Engine 8-E 9-19
Limitation and Restrictions on Supervisor Engine 7-E and Supervisor Engine 7L-E 9-20
Selecting Uplink Mode on a Supervisor Engine 6-E 9-20
Support for WS-X46490-CSFP-E on a 10-slot Chassis 9-21
Configuring Supervisor Engine 7-E Uplink Mode on Supervisor Engine 8-E 9-22
Supervisor Engine 7-E Mode on Supervisor Engine 8-E 9-22
Supervisor Engine 8-E with Daughter Card Enabled 9-22
Supervisor Engine 8-E Uplink Configurations 9-22
Restrictions for Configuring Sup 7-E Uplink Mode on Supervisor Engine 8-E 9-24
Configuring Supervisor Engine 7-E Mode on Supervisor Engine 8-E 9-24
Selecting the Uplink Port on a Supervisor Engine 7L-E 9-25
Single Supervisor Mode 9-25
Redundant Supervisor Mode 9-26
Digital Optical Monitoring Transceiver Support 9-26
Configuring Optional Interface Features 9-27
Configuring Ethernet Interface Speed and Duplex Mode 9-27
Speed and Duplex Mode Configuration Guidelines 9-27
Setting the Interface Speed 9-28
Setting the Interface Duplex Mode 9-30
Displaying the Interface Speed and Duplex Mode Configuration 9-30
Adding a Description for an Interface 9-32
Configuring Flow Control 9-32
Configuring Jumbo Frame Support 9-34
Ports and Modules That Support Jumbo Frames 9-34
Jumbo Frame Support 9-35
Configuring MTU Sizes 9-37
Interacting with Baby Giants 9-37
Configuring the Port Debounce Timer 9-38
Configuring Auto-MDIX on a Port 9-39
Displaying the Interface Auto-MDIX Configuration 9-40
Understanding Online Insertion and Removal 9-41

Contents
14
Software Configuration Guide—Release IOS XE 3.9.xE and IOS 15.2(5)Ex
Online Insertion and Removal on a WS-4500X-32 9-41
Shutting down a Module 9-42
Booting a Module After if it has been Stopped 9-43
Common Scenarios 9-43
Monitoring and Maintaining the Interface 9-44
Monitoring Interface and Controller Status 9-44
Clearing and Resetting the Interface 9-44
Shutting Down and Restarting an Interface 9-45
Configuring Interface Link Status and Trunk Status Events 9-46
Configuring Link Status Event Notification for an Interface 9-46
Global Settings 9-46
Configuring a Switch Global Link Status Logging Event 9-46
Examples 9-47
Resetting the Interface to the Default Configuration 9-48
Checking Port Status and Connectivity 10-1
Checking Module Status 10-1
Checking Interfaces Status 10-2
Displaying MAC Addresses 10-3
Checking Cable Status Using Time Domain Reflectometer 10-3
Overview 10-3
Running the TDR Test 10-4
TDR Guidelines 10-5
Using Telnet 10-5
Changing the Logout Timer 10-6
Monitoring User Sessions 10-6
Using Ping 10-7
Understanding How Ping Works 10-7
Running Ping 10-8
Using IP Traceroute 10-8
Understanding How IP Traceroute Works 10-8
Running IP Traceroute 10-9
Using Layer 2 Traceroute 10-9
Layer 2 Traceroute Usage Guidelines 10-10
Running Layer 2 Traceroute 10-11
Configuring ICMP 10-12
Enabling ICMP Protocol Unreachable Messages 10-12
Enabling ICMP Redirect Messages 10-12
Enabling ICMP Mask Reply Messages 10-13

Contents
15
Software Configuration Guide—Release IOS XE 3.9.xE and IOS 15.2(5)Ex
Configuring Supervisor Engine Redundancy Using RPR and SSO on Supervisor Engine 6-E and
Supervisor Engine 6L-E 11-1
About Supervisor Engine Redundancy 11-2
Overview 11-2
RPR Operation 11-2
SSO Operation 11-3
About Supervisor Engine Redundancy Synchronization 11-4
RPR Supervisor Engine Configuration Synchronization 11-4
SSO Supervisor Engine Configuration Synchronization 11-5
Supervisor Engine Redundancy Guidelines and Restrictions 11-5
Configuring Supervisor Engine Redundancy 11-7
Configuring Redundancy 11-8
Virtual Console for Standby Supervisor Engine 11-10
Synchronizing the Supervisor Engine Configurations 11-11
Performing a Manual Switchover 11-12
Performing a Software Upgrade 11-13
Manipulating Bootflash on the Redundant Supervisor Engine 11-14
Configuring Supervisor Engine Redundancy Using RPR and SSO on Supervisor Engine 7-E,
Supervisor Engine 7L-E,
and Supervisor Engine 8-E 12-1
About Supervisor Engine Redundancy 12-2
Overview 12-2
RPR Operation 12-2
SSO Operation 12-3
About Supervisor Engine Redundancy Synchronization 12-4
RPR Supervisor Engine Configuration Synchronization 12-5
SSO Supervisor Engine Configuration Synchronization 12-5
Supervisor Engine Redundancy Guidelines and Restrictions 12-5
Configuring Supervisor Engine Redundancy 12-7
Configuring Redundancy 12-7
Virtual Console for Standby Supervisor Engine 12-9
Synchronizing the Supervisor Engine Configurations 12-10
Performing a Manual Switchover 12-11
Performing a Software Upgrade 12-12
Manipulating Bootflash on the Standby Supervisor Engine 12-14
Configuring Cisco NSF with SSO Supervisor Engine Redundancy 13-1
About NSF with SSO Supervisor Engine Redundancy 13-1

Contents
16
Software Configuration Guide—Release IOS XE 3.9.xE and IOS 15.2(5)Ex
About Cisco IOS NSF-Aware and NSF-Capable Support 13-2
NSF with SSO Supervisor Engine Redundancy Overview 13-3
SSO Operation 13-4
NSF Operation 13-4
Cisco Express Forwarding 13-5
Routing Protocols 13-5
BGP Operation 13-5
OSPF Operation 13-6
IS-IS Operation 13-7
EIGRP Operation 13-8
NSF Guidelines and Restrictions 13-9
Configuring NSF with SSO Supervisor Engine Redundancy 13-9
Configuring SSO 13-10
Configuring CEF NSF 13-11
Verifying CEF NSF 13-11
Configuring BGP NSF 13-11
Verifying BGP NSF 13-12
Configuring OSPF NSF 13-13
Verifying OSPF NSF 13-13
Configuring IS-IS NSF 13-14
Verifying IS-IS NSF 13-15
Configuring EIGRP NSF 13-16
Verifying EIGRP NSF 13-16
Cisco High Availability Features in Cisco IOS XE 3.1.0SG 13-17
Environmental Monitoring and Power Management 14-1
About Environmental Monitoring 14-1
Using CLI Commands to Monitor your Environment 14-2
Displaying Environment Conditions 14-2
Displaying On Board Failure Logging (OBFL) information for 9000W AC 14-4
Emergency Actions 14-5
System Alarms 14-6
Power Management 14-7
Power Management for the Catalyst 4500 series switches 14-7
Supported Power Supplies 14-8
Power Management Modes for the Catalyst 4500 Switch 14-9
Selecting a Power Management Mode 14-10
Power Management Limitations in Catalyst 4500 series switches 14-10
Available Power for Catalyst 4500 Series Switches Power Supplies 14-14
Special Considerations for the 4200 W AC and 6000 W AC Power Supplies 14-15