Subj : Connectivity problems?
To   : Björn Felten
From : Markus Reschke
Date : Mon Apr 21 2014 13:37:46

Hello Björn!

Apr 20 21:22 2014, Björn Felten wrote to All:

 BF> Suddenly, since circa early (UTC) the 18th, it seems like some 
 BF> systems have problems connecting via IPv6 to my system.

 BF>    Anyone here that have noticed anything special?

$ telnet -6 f2.n203.z2.binkp.net binkp
Trying 2001:16d8:ff00:306::2...
Connected to felten.yi.org.
Escape character is '^]'.
;OPT ENC-DES-CBC CRAM-MD5-544d4b4681530ad9740f0ae79cd55f9cSYS West Swedish NetZYZ Björn FeltenLOC GothenburgPHN 90.231.158.147NDL MO,CM,TCP,IFC,TEL,VMP,BND&TIME Mon, 21 Apr 2014 11:37:20 +0200VER Argus/3.210/ binkp/1.0^

But the round trip delays are bad:

$ ping6 f2.n203.z2.binkp.net
PING f2.n203.z2.binkp.net(2001:16d8:ff00:306::2) 56 data bytes
64 bytes from 2001:16d8:ff00:306::2: icmp_seq=1 ttl=117 time=374 ms
64 bytes from 2001:16d8:ff00:306::2: icmp_seq=2 ttl=117 time=147 ms
64 bytes from 2001:16d8:ff00:306::2: icmp_seq=3 ttl=117 time=293 ms
64 bytes from 2001:16d8:ff00:306::2: icmp_seq=4 ttl=117 time=466 ms
64 bytes from 2001:16d8:ff00:306::2: icmp_seq=5 ttl=117 time=440 ms
64 bytes from 2001:16d8:ff00:306::2: icmp_seq=6 ttl=117 time=298 ms

Regards,
Markus

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