Cisco Catalyst 4500 Series Message Guide

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Catalyst 4500 Series Switch Cisco IOS System Message Guide Release 12.2(31)SGA
OL-11541-01
Chapter 2 Messages and Recovery Procedures
SW-VLAN Messages
Error Message SW_DAI-4-PACKET_RATE_EXCEEDED: [dec] packets received in [dec]
milliseconds on [char].
Explanation
The switch received [dec] number of ARP packets in the specified duration on the given
interface above the exceeded packet rate. This message is logged just before the interface entered
the errdisabled state and when the burst interval is set to one second.
Recommended Action This is an informational message only. No action is required.
Error Message SW_DAI-4-SPECIAL_LOG_ENTRY: [dec] Invalid ARP packets [%CC]
Explanation
The switch received [dec] number of ARP packets that the ARP inspection considers
invalid. The packets are invalid, and their presence may be an indication of “man-in-the-middle”
attacks attempted on the network. This message displays when the rate of incoming packets exceed
the DAI logging rate.
Recommended Action This is an informational message only. No action is required.
SW_DAI-6
Error Message SW_DAI-6-ACL_PERMIT: [dec] ARPs (Req) on [chars], vlan [chars].
Explanation The switch received ARP packets that have been permitted because of an ACL match.
Recommended Action This is an informational message only. No action is required.
Error Message SW_DAI-6-DHCP_SNOOPING_PERMIT: [dec] ARPs (Req) on [chars], vlan
[chars]
Explanation The switch received ARP packets that have been permitted because the IP and MAC
address for the sender match against the DHCP snooping database for the received VLAN.
Recommended Action This is an informational message only. No action is required.
SW-VLAN Messages
This section contains the Switch VLAN Manager (SW-VLAN) messages.
SW-VLAN-3
Error Message SW_VLAN-3-MALLOC_FAIL: Failed to allocate [dec] bytes
Explanation
Memory allocation failed.
Recommended Action

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