via ipv4 ja, aber nicht ipv6.
root@17258-Gutshof:~# ping l2tp-ber01.4830.org
PING l2tp-ber01.4830.org (2a06:e881:1706:1:400:c1ff:fe1a:7863): 56 data bytes
^C
--- l2tp-ber01.4830.org ping statistics ---
3 packets transmitted, 0 packets received, 100% packet loss
root@17258-Gutshof:~# ping -4 l2tp-ber01.4830.org
PING l2tp-ber01.4830.org (193.26.120.99): 56 data bytes
64 bytes from 193.26.120.99: seq=0 ttl=60 time=11.436 ms
64 bytes from 193.26.120.99: seq=1 ttl=60 time=11.122 ms
^C
--- l2tp-ber01.4830.org ping statistics ---
2 packets transmitted, 2 packets received, 0% packet loss
round-trip min/avg/max = 11.122/11.279/11.436 ms
und die knoten wollen scheinbar (auch mit biegen&brechen) keine verbindung zu l2tp-ber01 / g02m06.4830.org aufbauen