time-exceeded is TTL becoming 0.. are you sure you don't have a loop in your topology?
On 19 July 2012 17:41, Eugene Pefti <[email protected]> wrote: > Guys, > I was expecting the router will send ICMP host unreachable if the packet > is sent to it to the destination the router doesn't have any route. > Instead I see that it sends ICMP time exceeded: > > ICMP: time exceeded (time to live) sent to 141.1.25.2 (dest was > 100.100.100.1) > > And hence the task to stop sending ICMP unreachables doesn't work. Is > there something I can verify? > Or rather I should have formulated the question about the conditions when > the ICMP unreachable or host unreachable are sent. > > ICMP unreachables are allowed on the interface in question: > > R5#sh ip int Ser0/0/1 > Serial0/0/1 is up, line protocol is up > Internet address is 141.1.25.5/24 > Broadcast address is 255.255.255.255 > Address determined by non-volatile memory > MTU is 1500 bytes > Helper address is not set > Directed broadcast forwarding is disabled > Outgoing access list is not set > Inbound access list is not set > Proxy ARP is enabled > Local Proxy ARP is disabled > Security level is default > Split horizon is enabled > ICMP redirects are always sent > *ICMP unreachables are always sent* > ICMP mask replies are never sent > > Eugene > > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com > > Are you a CCNP or CCIE and looking for a job? Check out > www.PlatinumPlacement.com <http://www.platinumplacement.com/> >
_______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com Are you a CCNP or CCIE and looking for a job? Check out www.PlatinumPlacement.com
