Cisco Catalyst 4500 Series System Message Guide

2-17
Catalyst 4500 Series Switch Cisco IOS System Message Guide
OL-13091-01
Chapter 2 Messages and Recovery Procedures
DHCP SNOOPING Messages
DHCP_SNOOPING-4
Error Message DHCP_SNOOPING-4-AGENT_OPERATION_FAILED_N: DHCP snooping binding
transfer failed ([dec]). [chars]
Explanation
This message is logged once every 30 minutes and displays the [dec] number of failures
that occurred for a given reason [chars] during the past 30 minutes.
This message is a rate-limited version of the
DHCP_SNOOPING-4-AGENT_OPERATION_FAILED message.
Recommended Action Based on the reason for the error [chars], look at the explanation for the
DHCP_SNOOPING-4-AGENT_OPERATION_FAILED message, and take the appropriate action.
Error Message DHCP_SNOOPING-4-AGENT_OPERATION_FAILED: DHCP snooping binding
transfer failed. Unable to access URL.
Explanation
The DHCP snooping binding transfer failed. The reason for failure can include any of
the following:
– The URL is not available to use.
– Not enough memory is available for creating an agent.
– The number of agents reached the maximum supported limit.
– The switch is unable to create an agent.
– The switch is unable to access the URL.
– The switch is unable to start the agent.
– The Abort timer expired.
– The number of entries exceeded the maximum supported limit.
– An error occurred when reading the remote database.
– An error occurred while writing to the remote database.
– DHCP snooping expected more data during the read.
– The string type is invalid.
– The version string type is invalid.
– DHCP snooping is expecting a new line in the database.
– 'TYPE' was not found in the remote database.
– 'VERSION' was not found in the remote database.
– 'BEGIN' was not found in the remote database.
– 'END' was not found in the remote database.
– The type string was not found in the remote database.
– The version string was not found in the remote database.
– The checksum failed upon entry into the remote database.
Recommended Action Based on the reason for the error (listed above), take the appropriate 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