On Thu, 4 Jan 2001, Bret Hughes wrote:

> Unusual System Events
> =-=-=-=-=-=-=-=-=-=-=
> Jan  4 10:31:17 tulfw1 kernel: Packet log: input DENY eth1 PROTO=1
> 151.164.62.11:8 xxx.xxx.xxx.xxx:0 L=56 S=0x00 I=3899 F=0x4000 T=250 (#6)
> Jan  4 10:31:17 tulfw1 kernel: Packet log: input DENY eth1 PROTO=1
> 151.164.62.11:8 xxx.xxx.xxx.xxx:0 L=56 S=0x00 I=3900 F=0x4000 T=250 (#6)
> Jan  4 10:31:18 tulfw1 kernel: Packet log: input DENY eth1 PROTO=1
> 151.164.62.11:8 xxx.xxx.xxx.xxx:0 L=56 S=0x00 I=3901 F=0x4000 T=250 (#6)
>
> Any insight appreciated.

I think you're being pinged... PROTO=1 - that's ICMP.  In icmp ipchains uses
the port fields for type and code.  ICMP type 8 is an echo request.  Pings
don't use the code field (ony unreach and redirect do i think) so that
explains the 0 port number.

M.

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