Are all the routers the same model? Are they all running the same OS? Are they all the same manufacture? You aren't giving a lot of information here. In fact the only one that I see provide an ASN in your output appears to be R3-Kty. How is anyone supposed to infer anything based off of that?
On Sun, Mar 16, 2014 at 11:03 PM, PlaWanSai RMUTT CPE IX < [email protected]> wrote: > But this problem occurs on router. Some router can't get ASN. > > Thank you very much. > > From: Aaron [mailto:[email protected]] > Sent: Thursday, March 13, 2014 9:21 PM > To: PlaWanSai RMUTT CPE IX > Cc: cisco-nsp > Subject: Re: [c-nsp] Traceroute doesn't see ASN > > It depends on the implementation of traceroute. > There are tools out there that will give you the asn. Then there is the > debate on how is that information gathered and the reliability. > I will start you here. > http://seclists.org/nanog/2005/Mar/337 > > On Thu, Mar 13, 2014 at 1:52 AM, PlaWanSai RMUTT CPE IX > <[email protected]> wrote: > Hi all, > > Why some device can see the ASN? > > RP/0/RP0/CPU0:R2-CRS#traceroute > > Wed Mar 12 14:14:00.237 > > Protocol [ipv4]: ipv4 > > Target IP address: www.facebook.com > > Source address: > > Numeric display? [no]: > > Timeout in seconds [3]: > > Probe count [3]: > > 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 31.13.79.96 > > 1 x.19.7.53 3 msec 3 msec 0 msec > > 2 x.19.7.114 3 msec 3 msec > > x.19.7.214 0 msec > > 3 x.19.9.158 30 msec 31 msec 28 msec > > 4 * * > > x.19.9.226 31 msec > > 5 * * * > > 6 * * * > > 7 * * * > > 8 * * * > > RP/0/RP0/CPU0:R4-CRS#traceroute > > Wed Mar 12 14:27:33.713 > > Protocol [ipv4]: ipv4 > > Target IP address: www.facebook.com > > Source address: > > Numeric display? [no]: > > Timeout in seconds [3]: > > Probe count [3]: > > 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 31.13.79.96 > > 1 x.19.7.97 4 msec 3 msec 0 msec > > 2 x.19.14.130 0 msec 0 msec > > x.19.14.134 0 msec > > 3 x.19.14.22 3 msec > > x.19.14.142 0 msec > > x.19.14.14 0 msec > > 4 x.19.9.226 31 msec 34 msec 32 msec > > 5 * * * > > 6 * * * > > 7 * > > RP/0/RP0/CPU0:R1-CRS#traceroute > > Wed Mar 12 14:27:54.673 > > Protocol [ipv4]: ipv4 > > Target IP address: www.facebook.com > > Source address: > > Numeric display? [no]: > > Timeout in seconds [3]: > > Probe count [3]: > > 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 31.13.79.96 > > 1 * > > x.19.9.158 31 msec 31 msec > > 2 x.79.197.65 27 msec 27 msec 27 msec > > 3 x.13.31.229 27 msec 29 msec 28 msec > > 4 edge-star-shv-09-sin1.facebook.com (31.13.79.96) 27 msec 27 msec 27 > msec > > RP/0/RP0/CPU0:R3-CRS#traceroute > > Wed Mar 12 14:28:24.422 > > Protocol [ipv4]: ipv4 > > Target IP address: www.facebook.com > > Source address: > > Numeric display? [no]: > > Timeout in seconds [3]: > > Probe count [3]: > > 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 31.13.79.96 > > 1 * > > x.19.7.81 0 msec 0 msec > > 2 x.19.7.126 2 msec 1 msec > > x.19.7.130 3 msec > > 3 x.19.9.158 31 msec > > x.19.9.150 30 msec > > x.19.9.158 30 msec > > 4 * * * > > 5 * * * > > 6 * * > > Microsoft Windows [Version 6.1.7601] > > Copyright (c) 2009 Microsoft Corporation. All rights reserved. > > C:\Users\Tat>tracert 31.13.79.96 > > Tracing route to edge-star-shv-09-sin1.facebook.com [31.13.79.96] > > over a maximum of 30 hops: > > 1 31 ms 31 ms 14 ms x.47.249.65 > > 2 19 ms 19 ms 19 ms x.47.250.177 > > 3 <1 ms <1 ms <1 ms x.47.247.181 > > 4 <1 ms <1 ms <1 ms x.47.247.102 > > 5 49 ms 64 ms 49 ms x.79.197.65 > > 6 44 ms 29 ms 29 ms x.13.31.229] > > 7 46 ms 46 ms 28 ms edge-star-shv-09-sin1.facebook.com > [31.13.79.96] > > Trace complete. > > C:\Users\Tat> > > R3-Kty>tr 31.13.79.96 > > Type escape sequence to abort. > > Tracing the route to edge-star-shv-09-sin1.facebook.com (31.13.79.96) > > 1 x.19.9.150 28 msec 36 msec 32 msec > > 2 x.79.197.65 32 msec 32 msec 28 msec > > 3 x.13.31.229 [AS 32934] 40 msec 36 msec 32 msec > > 4 edge-star-shv-09-sin1.facebook.com (31.13.79.96) [AS 32934] 32 msec 32 > msec 28 msec > > Thank you very much. > > _______________________________________________ > cisco-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ > > > > _______________________________________________ > cisco-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ > _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
