[quagga-dev 7279] lists.quagga.net server/routing unreachable inside AS31669

Fritz Reichmann fritz at reichmann.nl
Sat Sep 26 09:38:07 BST 2009


lists.quagga.net is since a while unreachable from within AS 3320 (Deutsche Telekom) and AS 7018 (AT&T):

fritz at mark:~> telnet lists.quagga.net 80
Trying 195.28.164.122...
telnet: connect to address 195.28.164.122: No route to host

fritz at mark:~> tracepath lists.quagga.net
 1:  mark.fritz.box (192.168.0.24)                          0.107ms pmtu 1500
 1:  fritz.box (192.168.0.1)                                4.188ms
 2:  p4FEFFC04.dip.t-dialin.net (79.239.252.4)              6.594ms pmtu 576
 3:  87.186.251.178 (87.186.251.178)                      asymm  4  41.667ms
 4:  f-ea5-i.F.DE.NET.DTAG.DE (62.154.16.161)             asymm  6 139.833ms
 5:  te-4-4.car2.Frankfurt1.Level3.net (4.68.110.253)     asymm  6  53.858ms
 6:  vlan99.csw4.Frankfurt1.Level3.net (4.68.23.254)       63.727ms
 7:  ae-92-92.ebr2.Frankfurt1.Level3.net (4.69.140.29)     57.963ms
 8:  ae-2-2.ebr1.Dusseldorf1.Level3.net (4.69.132.137)    asymm  6  55.773ms
 9:  ae-1-100.ebr2.Dusseldorf1.Level3.net (4.69.141.150)  asymm  6  50.545ms
10:  ae-2-2.ebr1.Amsterdam1.Level3.net (4.69.133.89)      asymm  8  62.482ms
11:  ae-1-100.ebr2.Amsterdam1.Level3.net (4.69.141.170)   asymm  8  51.578ms
12:  ae-2-2.ebr2.London1.Level3.net (4.69.132.133)        asymm  6  60.833ms
13:  ae-25-52.car5.London1.Level3.net (4.69.139.102)      asymm  6  63.637ms
14:  SERVER-CENT.car5.London1.Level3.net (217.163.45.54)  asymm  9 131.205ms
15:  xe-2-3-0.bb1.ams1.nl.gbxs.net (193.27.64.81)         asymm 16  71.915ms
16:  xe-2-3-0.bb1.ams3.nl.gbxs.net (193.27.64.53)         asymm 15  82.752ms
17:  no reply
18:  xe-5-1-0.bb1.bru2.be.gbxs.net (193.27.64.213)        asymm 13  72.202ms
19:  IT-SS-2.ge-1-1-403.bb1.bru2.be.gbxs.net (83.143.241.74) asymm 10  65.848ms
20:  ge1.1-BI-AGGR01-LCLD.it-ss.be (89.106.240.107)       asymm 10  63.824ms
21:  no reply
21:  ge1.1-BI-AGGR02-LCLD.it-ss.be (89.106.240.108)       asymm  9 3439.773ms !H
     Resume: pmtu 576

fritz at mark:~> whois quagga.net
... Glasgow ...

fritz at mark:~> telnet 12.0.1.28
...
route-server>ping lists.quagga.net

Translating "lists.quagga.net"...domain server (12.127.16.83) [OK]

Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 195.28.164.122, timeout is 2 seconds:
.UU.U
Success rate is 0 percent (0/5)
route-server>traceroute lists.quagga.net

Type escape sequence to abort.
Tracing the route to lists.quagga.net (195.28.164.122)

  1 white-dwarf.cbbtier3.att.net (12.0.1.1) [AS 7018] 0 msec 0 msec 0 msec
  2 12.89.5.13 [AS 7018] 4 msec 4 msec 4 msec
  3 cr1.n54ny.ip.att.net (12.123.2.6) [MPLS: Label 16046 Exp 0] 0 msec 4 msec
    cr2.n54ny.ip.att.net (12.123.2.130) [MPLS: Label 16046 Exp 0] 4 msec
  4 gar1.holhi.ip.att.net (12.122.81.69) 4 msec
    gar1.holhi.ip.att.net (12.122.81.57) 4 msec 4 msec
  5 192.205.36.194 [AS 7018] 0 msec 4 msec
    te3-3-10G.ar5.NYC1.gblx.net (64.212.107.97) [AS 3549] 0 msec
  6 Kangaroot-BVBA.gi2-0.403.ar1.BRU1.gblx.net (64.208.205.118) [AS 3549] 92 msec 124 msec 204 msec
  7 bnix2-fe1.lclbru.it-ss.be (62.213.192.58) [AS 28707] 92 msec 92 msec 92 msec
  8 ge1.1-BI-AGGR02-LCLD.it-ss.be (89.106.240.108) [AS 31669] 80 msec
    ge1.1-BI-AGGR01-LCLD.it-ss.be (89.106.240.107) [AS 31669] 88 msec 88 msec
  9 ge1.1-BI-AGGR01-LCLD.it-ss.be (89.106.240.107) [AS 31669] !H
    ge1.1-BI-AGGR02-LCLD.it-ss.be (89.106.240.108) [AS 31669] !H  *
route-server>

fritz at mark:~> whois 195.28.164.122
inetnum:        195.28.164.0 - 195.28.165.255
netname:        ITSS
...
route:        195.28.164.0/24
descr:        IT-SS small routes
origin:       AS31669

It reaches the right AS31669, according to the Ripe DB entry. But then does not find the target inside IT - Solid Solutions in Belgium.

Anyone has contact to verify?

Cheers,

Fritz




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