Cisco III System Message Guide - Page 131

DHCP_SNOOPING-5, DIAG Messages, DIAG-3

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Chapter 2 Messages and Recovery Procedures DIAG Messages DHCP_SNOOPING-5 Error Message %DHCP_SNOOPING-5-DHCP_SNOOPING_MATCH_MAC_FAIL: [chars] drop message because the chaddr doesn't match source mac, message type: [chars], chaddr: [enet], MAC sa: [enet] Explanation DHCP snooping enables match-source-mac validation and the check has failed. There maybe a malicious host trying to carry out a DOS attack on the DHCP server. Recommended Action No action is required. This message is for informational purposes only. Error Message %DHCP_SNOOPING-5-DHCP_SNOOPING_NONZERO_GIADDR: [chars] drop message with non-zero giaddr or option82 value on untrusted port, message type: [chars], MAC sa: [enet] Explanation DHCP snooping discovers a DHCP packet with an option value that is not allowed on an untrusted port. A malicious host may be trying to act as a DHCP relay or server. Recommended Action No action is required. This message is for informational purposes only. Error Message %DHCP_SNOOPING-5-DHCP_SNOOPING_UNTRUSTED_PORT: [chars] drop message on untrusted port, message type: [chars], MAC sa: [enet] Explanation DHCP snooping discovers a DHCP packet with an option value that is not allowed on an untrusted port. A malicious host may be trying to act as a DHCP relay or server. Recommended Action No action is required. This message is for informational purposes only. DIAG Messages This section contains Online Diagnostics (DIAG) messages. DIAG-3 OL-11469-02 Error Message %DIAG-3-ALWAYS_ENABLE_TEST: [chars]: The users are not allow to disable monitoring for Test #[dec] Explanation The specified health monitoring test cannot be disabled. Recommended Action No action is required. The system is working properly. Error Message %DIAG-3-FIXED_INTERVAL_TEST: [chars]: The users are not allow to change monitoring interval of Test #[dec] Explanation The specified health monitoring test interval cannot be changed. Recommended Action No action is required. The system is working properly. Catalyst Supervisor Engine 32 PISA Cisco IOS System Message Guide, Release 12.2ZY 2-101

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2-101
Catalyst Supervisor Engine 32 PISA Cisco IOS System Message Guide, Release 12.2ZY
OL-11469-02
Chapter 2
Messages and Recovery Procedures
DIAG Messages
DHCP_SNOOPING-5
Error Message
%DHCP_SNOOPING-5-DHCP_SNOOPING_MATCH_MAC_FAIL: [chars] drop message
because the chaddr doesn’t match source mac, message type: [chars], chaddr:
[enet], MAC sa: [enet]
Explanation
DHCP snooping enables match-source-mac validation and the check has failed. There
maybe a malicious host trying to carry out a DOS attack on the DHCP server.
Recommended Action
No action is required. This message is for informational purposes only.
Error Message
%DHCP_SNOOPING-5-DHCP_SNOOPING_NONZERO_GIADDR: [chars] drop message
with non-zero giaddr or option82 value on untrusted port, message type: [chars],
MAC sa: [enet]
Explanation
DHCP snooping discovers a DHCP packet with an option value that is not allowed on
an untrusted port. A malicious host may be trying to act as a DHCP relay or server.
Recommended Action
No action is required. This message is for informational purposes only.
Error Message
%DHCP_SNOOPING-5-DHCP_SNOOPING_UNTRUSTED_PORT: [chars] drop message
on untrusted port, message type: [chars], MAC sa: [enet]
Explanation
DHCP snooping discovers a DHCP packet with an option value that is not allowed on
an untrusted port. A malicious host may be trying to act as a DHCP relay or server.
Recommended Action
No action is required. This message is for informational purposes only.
DIAG Messages
This section contains Online Diagnostics (DIAG) messages.
DIAG-3
Error Message
%DIAG-3-ALWAYS_ENABLE_TEST: [chars]: The users are not allow to
disable monitoring for Test #[dec]
Explanation
The specified health monitoring test cannot be disabled.
Recommended Action
No action is required. The system is working properly.
Error Message
%DIAG-3-FIXED_INTERVAL_TEST: [chars]: The users are not allow to
change monitoring interval of Test #[dec]
Explanation
The specified health monitoring test interval cannot be changed.
Recommended Action
No action is required. The system is working properly.