[Iftop-users] Missing port number

Jonathan Arnold jdarnold at buddydog.org
Sat, 14 Aug 2004 17:33:46 -0400


Paul Warren wrote:
> On Sat, Aug 14, 2004 at 10:16:45AM -0400, Jonathan Arnold wrote:
>>I installed iftop the other day and since then, there's been a
>>connection that has been on the list. It doesn't show a port
>>number, which has me confused. It's a "small" connection, and
>>it looks like this:
>>
>>*    <=> 165.165.246.178 960b 960b 960b
>>
>>If I add the totals, it slowly goes up, being up to 8.91MB at this
>>point.
> 
> The lack of port indicates a non-UDP, non-TCP protocol.  This usually
> means ICMP.  My guess is that it's ping, either to or from your host.

Thanks, that makes sense.

-- 
Jonathan Arnold     (mailto:jdarnold@buddydog.org)
Amazing Developments       http://www.buddydog.org

Genius may have its limitations, but stupidity is not
thus handicapped. -- Elbert Hubbard