Hi,
This is Normal behavior. The device exists the port does not.
On Friday, July 13, 2001 at 09:43:11 AM, Hire. Ejay wrote:
> Pardon my ignorance, but would you happen to be using unnumbered interfaces
> to connect theses routers?
>
> -E
>
> -----Original Message-----
> From: Joseph Higgins [mailto:[EMAIL PROTECTED]]
> Sent: Friday, July 13, 2001 1:24 AM
> To: [EMAIL PROTECTED]
> Subject: RE: Trace failure indication [7:12191]
>
>
> This problem shows up on any cisco router that I have tried, about 20
> routers. It appears from a debug packet and debug icmp on the final
> destination router that the final destination router still has the port
open
> while it is handling the previous trace probe. I want to know if anyone
can
> get this to work correctly and if not where is this normal error indication
> documented. Following is a trace with a probe count of 15. I have
included
> the debug output from the destination router.
>
> termsvr#trace
> Protocol [ip]:
> Target IP address: 192.168.10.2
> Source address:
> Numeric display [n]:
> Timeout in seconds [3]:
> Probe count [3]: 15
> Minimum Time to Live [1]:
> Maximum Time to Live [30]:
> Port Number [33434]:
> Loose, Strict, Record, Timestamp, Verbose[none]:
> Type escape sequence to abort.
> Tracing the route to 192.168.10.2
>
> 1 192.168.10.2 16 msec * 20 msec * 20 msec * 20 msec * 20 msec * 20
> msec
> * 20 msec * 20 msec
> termsvr#
>
>
> Result of debug packet and ICMP on 192.168.10.2
>
> 01:26:14: IP: s=192.168.10.1 (Serial0), d=192.168.10.2, len 28, rcvd 0
> 01:26:14: ICMP: dst (192.168.10.2) port unreachable sent to 192.168.10.1
> 01:26:14: IP: s=192.168.10.2 (local), d=192.168.10.1 (Serial0), len 56,
> sending
> 01:26:14: IP: s=192.168.10.1 (Serial0), d=192.168.10.2, len 28, rcvd 0
> 01:26:17: IP: s=192.168.10.1 (Serial0), d=192.168.10.2, len 28, rcvd 0
> 01:26:17: ICMP: dst (192.168.10.2) port unreachable sent to 192.168.10.1
> 01:26:17: IP: s=192.168.10.2 (local), d=192.168.10.1 (Serial0), len 56,
> sending
> 01:26:17: IP: s=192.168.10.1 (Serial0), d=192.168.10.2, len 28, rcvd 0
> 01:26:20: IP: s=192.168.10.1 (Serial0), d=192.168.10.2, len 28, rcvd 0
> 01:26:20: ICMP: dst (192.168.10.2) port unreachable sent to 192.168.10.1
> 01:26:20: IP: s=192.168.10.2 (local), d=192.168.10.1 (Serial0), len 56,
> sending
> 01:26:20: IP: s=192.168.10.1 (Serial0), d=192.168.10.2, len 28, rcvd 0
> 01:26:23: IP: s=192.168.10.1 (Serial0), d=192.168.10.2, len 28, rcvd 0
> 01:26:23: ICMP: dst (192.168.10.2) port unreachable sent to 192.168.10.1
> 01:26:23: IP: s=192.168.10.2 (local), d=192.168.10.1 (Serial0), len 56,
> sending
> 01:26:23: IP: s=192.168.10.1 (Serial0), d=192.168.10.2, len 28, rcvd 0
> 01:26:26: IP: s=192.168.10.1 (Serial0), d=192.168.10.2, len 28, rcvd 0
> 01:26:26: ICMP: dst (192.168.10.2) port unreachable sent to 192.168.10.1
> 01:26:26: IP: s=192.168.10.2 (local), d=192.168.10.1 (Serial0), len 56,
> sending
> 01:26:26: IP: s=192.168.10.1 (Serial0), d=192.168.10.2, len 28, rcvd 0
> 01:26:29: IP: s=192.168.10.1 (Serial0), d=192.168.10.2, len 28, rcvd 0
> 01:26:29: ICMP: dst (192.168.10.2) port unreachable sent to 192.168.10.1
> 01:26:29: IP: s=192.168.10.2 (local), d=192.168.10.1 (Serial0), len 56,
> sending
> 01:26:29: IP: s=192.168.10.1 (Serial0), d=192.168.10.2, len 28, rcvd 0
> 01:26:32: IP: s=192.168.10.1 (Serial0), d=192.168.10.2, len 28, rcvd 0
> 01:26:32: ICMP: dst (192.168.10.2) port unreachable sent to 192.168.10.1
> 01:26:32: IP: s=192.168.10.2 (local), d=192.168.10.1 (Serial0), len 56,
> sending
> 01:26:32: IP: s=192.168.10.1 (Serial0), d=192.168.10.2, len 28, rcvd 0
> 01:26:35: IP: s=192.168.10.1 (Serial0), d=192.168.10.2, len 28, rcvd 0
> 01:26:35: ICMP: dst (192.168.10.2) port unreachable sent to 192.168.10.1
> 01:26:35: IP: s=192.168.10.2 (local), d=192.168.10.1 (Serial0), len 56,
> sending
> r1#
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