Are ICMP packets important?

[Alex Snow]

it looks like some kind of gateway. is it the address of your cable 
modem?
On Thu, Feb 12, 2004 at 11:06:10AM -0500, Chuck Hallenbeck wrote:
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> Hi Janina,
> 
> That was an interesting report. I find no surprises in it though.
> I have deliberately opened 113, and the others are open to
> support IRC CTCP protocols. They are open with no services
> running on them.
> 
> On my ping failure, please look at this (everybody) and tell me
> what you see:
> 
> PING yahoo.com (66.218.71.198) 56(84) bytes of data.
> >From 10.13.7.254 icmp_seq=3 Packet filtered
> 
> - --- yahoo.com ping statistics ---
> 73 packets transmitted, 0 received, +1 errors, 100% packet loss,
> time 72093ms
> 
> The second line shows an IP address that appears to be filtering
> out my ICMP packet, but the identity of that IP address is
> unknown to me and is not revealed by the 'host' command.
> 
> I think I discovered the lock; now if I could only find the key!
> 
> Chuck
> 
> 
> - -- 
> The Moon is Waning Gibbous (60% of Full)
> In a world without Fences or Walls no one needs Windows or Gates.
> My home page is now at http://www.mhcable.com/~chuckh
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