Hello, Yes it is a reply. See http://www.iana.org/assignments/icmp-parameters
Ed -----Original Message----- From: Raymond Leach [mailto:[EMAIL PROTECTED]] Sent: Monday, July 08, 2002 10:30 AM To: [EMAIL PROTECTED] Cc: [EMAIL PROTECTED] Subject: RE: Strange log entry ... On Mon, 2002-07-08 at 16:07, Ed Street wrote: > Hello, > > > Looks like station 10.0.0.19 on eth2 tried to ping 199.181.167.201 and > it was droped. > I've checked the process list on 10.0.0.19 and also restarted it just to make sure, and there is nothing that is trying to ping anywhere. Isn't ICMP CODE 0 TYPE 0 a reply? Doesn't this log entry represent 10.0.0.19's reply to an echo request? Ray > Ed > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED]] On Behalf Of Raymond Leach > Sent: Monday, July 08, 2002 10:07 AM > To: [EMAIL PROTECTED] > Subject: Strange log entry ... > > Hi > > Can anyone tell me what this is? > > Jul 8 16:04:23 firefly kernel: DROP FORWARD INTERNAL: IN=eth2 OUT=eth0 > SRC=10.0.0.19 DST=199.181.167.201 LEN=1044 TOS=0x00 PREC=0x00 TTL=254 > ID=18763 DF PROTO=ICMP TYPE=0 CODE=0 ID=6666 SEQ=0 > Jul 8 16:04:26 firefly kernel: DROP FORWARD INTERNAL: IN=eth2 OUT=eth0 > SRC=10.0.0.19 DST=199.181.167.201 LEN=1044 TOS=0x00 PREC=0x00 TTL=254 > ID=18764 DF PROTO=ICMP TYPE=0 CODE=0 ID=6666 SEQ=0 > > I do not allow incoming echo requests to this machine. How the echo > reply is generated beats me ... > > Ray > >
