Cisco Catalyst 4500 Series Command Reference Guide

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Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.4.0SG and IOS 15.1(2)SG)
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Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches
show pagp dual-active (virtual switch)
Gi1/6/1 Yes mr-rogers-nbr Gi1/5/1 1.1
Gi2/5/1 Yes mr-rogers-nbr Gi1/5/2 1.1
Channel group 11 dual-active detect capability w/nbrs Dual-Active trusted group: No
Dual-Active Partner Partner Partner
Port Detect Capable Name Port Version
Gi1/6/2 Yes mr-rogers-nbr Gi1/3/1 1.1
Gi2/5/2 Yes mr-rogers-nbr Gi1/3/2 1.1
Channel group 12 dual-active detect capability w/nbrs Dual-Active trusted group: Yes
Dual-Active Partner Partner Partner
Port Detect Capable Name Port Version
Fa1/2/13 Yes mr-rogers-nbr Fa1/2/13 1.1
Fa1/2/14 Yes mr-rogers-nbr Fa1/2/14 1.1
Gi2/1/15 Yes mr-rogers-nbr Fa1/2/15 1.1
Gi2/1/16 Yes mr-rogers-nbr Fa1/2/16 1.1
Router#
The following example shows how to display dual-active detection information for a specific port
channel:
Router# show pagp dual-active
PAgP dual-active detection enabled: Yes
PAgP dual-active version: 1.1
Channel group 3 dual-active detect capability w/nbrs
Dual-Active trusted group: No
Dual-Active Partner Partner Partner
Port Detect Capable Name Port Version
Fa1/2/33 No None None N/A
Router#
Related Commands Command Description
dual-active detection (virtual switch) Enables and configures dual-active detection.

Cisco Catalyst 4500 Series Specifications

General

Series	Catalyst 4500 Series
Category	Switch
Layer Support	Layer 2, Layer 3
Form Factor	Modular chassis
Stackable	No
Chassis Slots	3, 6, 7, 10
Power Supply Options	AC, DC
Redundancy	Power supply, Supervisor engine
Network Management	Cisco IOS Software CLI, SNMP, Cisco Prime Infrastructure
Features	Security, QoS
Port Density	Up to 384 ports per chassis
Security Features	802.1X, ACLs, DHCP Snooping, Dynamic ARP Inspection, IP Source Guard
Supervisor Engine	8-E