Parameters recv_if
ip_dest
Context Parameters Packet Buffer
2.28.4. invalid_destination_ethernet_address (ID: 04200004)
Default Severity WARNING
Log Message Rejected IGMP message with inconsistent IP/ethernet addresses
(<ipdest>/<edest>) at interface <recv_if>.
Explanation Rejected IGMP message directed to a unicast ethernet. Known IGMP
DoS attack.
Gateway Action drop
Recommended Action Identify the offending application or user, isolate or upgrade if
possible.
Revision 1
Parameters recv_if
ipdest
edest
Context Parameters Packet Buffer
2.28.5. failed_restarting_igmp_conn (ID: 04200006)
Default Severity EMERG
Log Message Could not restart the IGMP listening conn. Reason: Out of memory
Explanation Could not restart the IGMP listening conn. The IGMP system is no
longer functional since it cannot handle IGMP requests.
Gateway Action None
Recommended Action Reboot the system.
Revision 1
2.28.6. invalid_size_query_packet (ID: 04200007)
Default Severity WARNING
Log Message Broken IGMP Query at interface <recv_if> (payload exceeds packet
size).
Explanation Harmful condition that potentially could give an attacker full access
to the system. May indicate faulty hardware, an attack or
experimental software.
Chapter 2: Log Message Reference
308
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