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
errdisable recovery
errdisable recovery
To configure the recovery mechanism variables, use the errdisable recovery command. To return to the
default setting, use the no form of this command.
errdisable recovery [cause {all | arp-inspection | bpduguard | channel-misconfig |
dhcp-rate-limit | dtp-flap | gbic-invalid | l2ptguard | link-flap | pagp-flap |
pesecure-violation | security-violation | storm-control | udld | unicastflood | vmps}
[arp-inspection] [interval {interval}]]
no errdisable recovery [cause {all | arp-inspection | bpduguard | channel-misconfig |
dhcp-rate-limit | dtp-flap | gbic-invalid | l2ptguard | link-flap | pagp-flap |
pesecure-violation | security-violation | storm-control | udld | unicastflood | vmps}
[arp-inspection] [interval {interval}]]
Syntax Description cause (Optional) Enables the error-disable recovery to recover from a specific cause.
all (Optional) Enables the recovery timers for all error-disable causes.
arp-inspection (Optional) Enables the recovery timer for the ARP inspection cause.
bpduguard (Optional) Enables the recovery timer for the BPDU guard error-disable
cause.
channel-misconfig (Optional) Enables the recovery timer for the channel-misconfig error-disable
cause.
dhcp-rate-limit (Optional) Enables the recovery timer for the DHCP rate limit error-disable
cause.
dtp-flap (Optional) Enables the recovery timer for the DTP flap error-disable cause.
gbic-invalid (Optional) Enables the recovery timer for the GBIC invalid error-disable
cause.
l2ptguard (Optional) Enables the recovery timer for the Layer 2 protocol-tunnel
error-disable cause.
link-flap (Optional) Enables the recovery timer for the link flap error-disable cause.
pagp-flap (Optional) Enables the recovery timer for the PAgP flap error-disable cause.
pesecure-violation (Optional) Enables the recovery timer for the pesecure violation error-disable
cause.
security-violation (Optional) Enables the automatic recovery of ports disabled due to 802.1X
security violations.
storm-control (Optional) Enables the timer to recover from storm-control error-disable state.
udld (Optional) Enables the recovery timer for the UDLD error-disable cause.
unicastflood (Optional) Enables the recovery timer for the unicast flood error-disable
cause.
vmps (Optional) Enables the recovery timer for the VMPS error-disable cause.
arp-inspection (Optional) Enables the ARP inspection cause and recovery timeout.
interval interval (Optional) Specifies the time to recover from a specified error-disable cause;
valid values are from 30 to 86400 seconds.

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