Note that these addresses are advertised aggregated as a /19 from us to our peers. GG On Fri, Apr 25, 2008 at 4:10 PM, Gary T. Giesen <giesen@snickers.org> wrote:

Anyone from Comcast (or anyone know anyone from Comcast) that can contact me regarding a routing issue on their network? I'm seeing some weird routing between a customer of mine and a /32 on our network.

Traceroutes from customer site to two adjacent /32's on our network

Working /32

1 * * * 2 68.85.179.153 8 msec 8 msec 12 msec 3 68.85.176.169 8 msec 8 msec 8 msec 4 68.87.231.113 12 msec 12 msec 12 msec 5 68.86.90.170 24 msec 24 msec 28 msec 6 68.86.90.169 32 msec 36 msec 32 msec 7 68.86.85.26 40 msec 48 msec 40 msec 8 68.86.85.70 56 msec 56 msec 56 msec 9 62.156.128.117 56 msec 64 msec 56 msec 10 62.154.5.214 124 msec 136 msec 76 msec ...

Broken /32

1 * * * 2 68.85.179.153 12 msec 8 msec 12 msec 3 68.85.176.169 8 msec 8 msec 12 msec 4 68.87.230.234 16 msec 16 msec 24 msec 5 68.86.90.54 12 msec 16 msec 16 msec 6 68.86.90.53 40 msec 44 msec 36 msec 7 68.86.85.101 68 msec 68 msec 56 msec 8 * * * 9 * * * 10 * * * ...

Regards,

GG

_______________________________________________ NANOG mailing list NANOG@nanog.org http://mailman.nanog.org/mailman/listinfo/nanog