cisco.com

Joe Provo nanog-post at rsuc.gweep.net
Tue Aug 4 09:09:57 CDT 2009


On Tue, Aug 04, 2009 at 09:34:46AM -0400, R. Benjamin Kessler wrote:
> Hey Gang - 
> 
> I'm unable to get to cisco.com from multiple places on the 'net
> (including downforeveryoneorjustme.com); any ideas on the cause and ETR?

Instead of the hoot-n-holler line, maybe check bgp?
 
route-views.oregon-ix.net>sho ip bgp 198.133.219.25
BGP routing table entry for 198.133.219.0/24, version 8654975
Paths: (1 available, best #1, table Default-IP-Routing-Table)
  Not advertised to any peer
  4826 7018 109
    114.31.199.1 from 114.31.199.1 (114.31.199.1)
      Origin IGP, localpref 100, valid, external, best
route-views.oregon-ix.net>

route-server>sho ip bgp 198.133.219.0/24
BGP routing table entry for 198.133.219.0/24, version 11641505
Paths: (15 available, best #2, table Default-IP-Routing-Table)
Flag: 0x24A0
  Not advertised to any peer
  7018 109, (received & used)
    12.123.134.124 from 12.123.134.124 (12.123.134.124)
      Origin IGP, localpref 100, valid, external
      Community: 7018:2000 7018:32112
  7018 109, (received & used)
    12.123.1.236 from 12.123.1.236 (12.123.1.236)
      Origin IGP, localpref 100, valid, external, best
      Community: 7018:2000 7018:32112
  7018 109, (received & used)
    12.123.21.243 from 12.123.21.243 (12.123.21.243)
      Origin IGP, localpref 100, valid, external
      Community: 7018:2000 7018:32112
  7018 109, (received & used)
    12.123.13.241 from 12.123.13.241 (12.123.13.241)
      Origin IGP, localpref 100, valid, external
      Community: 7018:2000 7018:32112
  7018 109, (received & used)
    12.123.9.241 from 12.123.9.241 (12.123.9.241)
      Origin IGP, localpref 100, valid, external
      Community: 7018:2000 7018:32112
  7018 109, (received & used)
    12.123.145.124 from 12.123.145.124 (12.123.145.124)
      Origin IGP, localpref 100, valid, external
      Community: 7018:2000 7018:32112
  7018 109, (received & used)
    12.123.139.124 from 12.123.139.124 (12.123.139.124)
      Origin IGP, localpref 100, valid, external
      Community: 7018:2000 7018:32112
  7018 109, (received & used)
    12.123.142.124 from 12.123.142.124 (12.123.142.124)
      Origin IGP, localpref 100, valid, external
      Community: 7018:2000 7018:32112
  7018 109, (received & used)
    12.123.17.244 from 12.123.17.244 (12.123.17.244)
      Origin IGP, localpref 100, valid, external
      Community: 7018:2000 7018:32112
  7018 109, (received & used)
    12.123.5.240 from 12.123.5.240 (12.123.5.240)
      Origin IGP, localpref 100, valid, external
      Community: 7018:2000 7018:32112
  7018 109, (received & used)
    12.123.137.124 from 12.123.137.124 (12.123.137.124)
      Origin IGP, localpref 100, valid, external
      Community: 7018:2000 7018:32112
  7018 109, (received & used)
    12.123.33.249 from 12.123.33.249 (12.123.33.249)
      Origin IGP, localpref 100, valid, external
      Community: 7018:2000 7018:32112
  7018 109, (received & used)
    12.123.25.245 from 12.123.25.245 (12.123.25.245)
      Origin IGP, localpref 100, valid, external
      Community: 7018:2000 7018:32112
  7018 109, (received & used)
    12.123.45.252 from 12.123.45.252 (12.123.45.252)
      Origin IGP, localpref 100, valid, external
      Community: 7018:2000 7018:32112
  7018 109, (received & used)
    12.122.125.4 from 12.122.125.4 (12.122.125.4)
      Origin IGP, metric 411, localpref 100, valid, external
route-server>               

http://onestepconsulting.org/communities/as7018/ doesn't indicate
anything meaningful for those communities, so presumably they
are internal.  109 appears to be properly originating, so ...

-- 
             RSUC / GweepNet / Spunk / FnB / Usenix / SAGE




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