06-08-2009 09:09 AM - edited 03-06-2019 06:08 AM
Hi Freindz,
I have two cisco 4507 switches. One connectivity between switches is L3 and another by L2.
While we are checking the ARP on the destination switch. Then L3 port also reflecting BASE MAC-Address like L2 port, But i guess it should only reflect the ARP address of own Mac-address. Why this is happening. Can anyone clear this pls.
regards
06-08-2009 09:29 AM
Hello Jimmy,
may you provide show arp examples of what you are seeing ?
the arp table should point to the SVI for the L2 port and to the routed port for the L3 port.
Hope to help
Giuseppe
06-11-2009 01:09 AM
Hii Giuseppe ,
We are getting this messages on our syslog.
06/09/2009 18:56:49 IST [dosProtection__] dosProtection: Flow is suspicious: GigabitEthernet4/0 for control protocol: IP TTL Expired source MAC 0017.0e1c.f33f with rate 65 pps
06/09/2009 18:56:34 IST [dosProtection__] dosProtection: Flow is suspicious: GigabitEthernet2/1 for control protocol: IP TTL Expired source MAC 0017.0e1c.f33f with rate 45 pps
06/09/2009 18:55:58 IST [dosProtection__] dosProtection: Flow is suspicious: GigabitEthernet2/1 for control protocol: IP TTL Expired source MAC 0017.0e1c.f33f with rate 75 pps
06/09/2009 18:51:48 IST [dosProtection__] dosProtection: Flow is suspicious: GigabitEthernet4/0 for control protocol: IP TTL Expired source MAC 0017.0e1c.f33f with rate 74 pps
06/09/2009 18:50:29 IST [dosProtection__] dosProtection: Flow is suspicious: GigabitEthernet2/1 for control protocol: IP TTL Expired source MAC 0017.0e1c.f33f with rate 40 pps
06/09/2009 18:46:44 IST [dosProtection__] dosProtection: Flow is suspicious: GigabitEthernet4/0 for control protocol: IP TTL Expired source MAC 0017.0e1c.f33f with rate 58 pps
06/09/2009 18:44:56 IST [dosProtection__] dosProtection: Flow is suspicious: GigabitEthernet2/1 for control protocol: IP TTL Expired source MAC 0017.0e1c.f33f with rate 105 pps
06/09/2009 18:41:33 IST [dosProtection__] dosProtection: Flow is suspicious: GigabitEthernet4/0 for control protocol: IP TTL Expired source MAC 0017.0e1c.f33f with rate 72 pps
06-15-2009 03:25 AM
Hello ,
Pls asnyone revert...
Revert.
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