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New Member

ICMP request continues got..

I have ASA 5540.

i got ICMP request continuos on Inside network to firewall port.

i want to know is there any attack or some ping from that server to firewall port.

6|May 19 2009 15:54:37|302021: Teardown ICMP connection for faddr X.X.X.X/0 gaddr Y.Y.Y.Y/0 laddr Y.Y.Y.Y/0

6|May 19 2009 15:54:37|302020: Built inbound ICMP connection for faddr X.X.X.X/0 gaddr Y.Y.Y.Y/0 laddr Y.Y.Y.Y/0

6|May 19 2009 15:54:37|302021: Teardown ICMP connection for faddr X.X.X.X/0 gaddr Y.Y.Y.Y/0 laddr Y.Y.Y.Y/0

6|May 19 2009 15:54:37|302020: Built inbound ICMP connection for faddr X.X.X.X/0 gaddr Y.Y.Y.Y/0 laddr Y.Y.Y.Y/0

6|May 19 2009 15:54:37|302021: Teardown ICMP connection for faddr X.X.X.X/0 gaddr Y.Y.Y.Y/0 laddr Y.Y.Y.Y/0

6|May 19 2009 15:54:37|302020: Built inbound ICMP connection for faddr X.X.X.X/0 gaddr Y.Y.Y.Y/0 laddr Y.Y.Y.Y/0

6|May 19 2009 15:54:37|302021: Teardown ICMP connection for faddr X.X.X.X/0 gaddr Y.Y.Y.Y/0 laddr Y.Y.Y.Y/0

6|May 19 2009 15:54:37|302020: Built inbound ICMP connection for faddr X.X.X.X/0 gaddr Y.Y.Y.Y/0 laddr Y.Y.Y.Y/0

6|May 19 2009 15:54:37|302021: Teardown ICMP connection for faddr X.X.X.X/0 gaddr Y.Y.Y.Y/0 laddr Y.Y.Y.Y/0

6|May 19 2009 15:54:37|302020: Built inbound ICMP connection for faddr X.X.X.X/0 gaddr Y.Y.Y.Y/0 laddr Y.Y.Y.Y/0

6|May 19 2009 15:54:37|302021: Teardown ICMP connection for faddr X.X.X.X/0 gaddr Y.Y.Y.Y/0 laddr Y.Y.Y.Y/0

6|May 19 2009 15:54:37|302020: Built inbound ICMP connection for faddr X.X.X.X/0 gaddr Y.Y.Y.Y/0 laddr Y.Y.Y.Y/0

6|May 19 2009 15:54:37|302021: Teardown ICMP connection for faddr X.X.X.X/0 gaddr Y.Y.Y.Y/0 laddr Y.Y.Y.Y/0

this i got continues on my firewall logs. And tell me is there any link for logs understand so i understand this thing.

1 REPLY
New Member

Re: ICMP request continues got..

Is it not as simple as identifying the source of the pings and finding out why that bit of kit is pinging constantly? Then fix as necessary.

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