zebra# sh ip protocol
Protocol : route-map
------------------------
system : none
kernel : none
connected : none
static : none
rip : none
ripng : none
ospf : none
ospf6 : none
isis : none
bgp : none
hsls : none
any : none# sh ip ospf neighbor
Neighbor ID Pri State Dead Time Address Interface RXmtL RqstL DBsmL
# tail -f /var/log/ospf.log
2010/03/01 08:41:53 OSPF: make_hello: options: 2, int: vr0:193.62.62.14
2010/03/01 08:41:58 OSPF: make_hello: options: 2, int: vr0:193.62.62.14
2010/03/01 08:42:03 OSPF: make_hello: options: 2, int: vr0:193.62.62.14
2010/03/01 08:42:03 OSPF: Hello sent to [224.0.0.5] via [vr0:193.62.62.14].
2010/03/01 08:42:08 OSPF: make_hello: options: 2, int: vr0:193.62.62.14
2010/03/01 08:42:08 OSPF: Hello sent to [224.0.0.5] via [vr0:193.62.62.14].
2010/03/01 08:42:13 OSPF: make_hello: options: 2, int: vr0:193.62.62.14
2010/03/01 08:42:13 OSPF: Hello sent to [224.0.0.5] via [vr0:193.62.62.14].
2010/03/01 08:42:18 OSPF: make_hello: options: 2, int: vr0:193.62.62.14
2010/03/01 08:42:18 OSPF: Hello sent to [224.0.0.5] via [vr0:193.62.62.14].
2010/03/01 08:42:23 OSPF: make_hello: options: 2, int: vr0:193.62.62.14
2010/03/01 08:42:23 OSPF: Hello sent to [224.0.0.5] via [vr0:193.62.62.14].
# sh logging
Syslog logging: disabled
Stdout logging: disabled
Monitor logging: level debugging
File logging: level debugging, filename /var/log/ospf.log
Protocol name: OSPF
Record priority: disabled
Timestamp precision: 0
tcpdump говорит что мультикаст исходит, счетчики на порту свича, куда воткнут сервер - увеличиваются.