je nach modell knusprig bis eher hart 

da die wenigstens von uns hier bgp-faehige router daheim haben, paste ich mal die outputs, die ich vie mail bekommen habe. 
- Code: Alles auswählen
- 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>
 
- Code: Alles auswählen
- Looks like it's back.
 
 rtr-inet1#show ip bgp 198.133.219.0/24
 BGP routing table entry for 198.133.219.0/24, version 4296794
 Paths: (1 available, best #1, table Default-IP-Routing-Table)
 Advertised to update-groups:
 1
 6128 7132 109, (received & used)
 69.74.151.237 from 69.74.151.237 (65.19.127.20)
 Origin IGP, localpref 100, valid, external, best
 
 rtr-inet2#show ip bgp 198.133.219.0/24
 BGP routing table entry for 198.133.219.0/24, version 11588586
 Paths: (2 available, best #1, table Default-IP-Routing-Table)
 Not advertised to any peer
 6128 7132 109, (received & used)
 129.77.19.1 from 129.77.19.1 (129.77.9.252)
 Origin IGP, metric 0, localpref 100, valid, internal, best
 6395 3356 7018 109, (received & used)
 67.96.160.189 from 67.96.160.189 (216.140.10.58)
 Origin IGP, metric 6, localpref 100, valid, external
 Community: 6395:1 6395:1006
 
 
es funktioniert ĂĽbrigens seit kurzem wieder. wie lang die downtime dauerte, sieht man bei netcraft 
http://uptime.netcraft.com/perf/graph?s ... .cisco.com