Почему серез ipip тунель не работает bgp.
Вот первый хост:
BGP router identifier 10.255.1.3, local AS number 65301
RIB entries 13, using 1456 bytes of memory
Peers 2, using 9136 bytes of memory
Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd
10.0.4.2 4 65302 0 0 0 0 0 never Connect
10.247.0.1 4 65500 114 112 0 0 0 01:47:08 6
Total number of neighbors 2
Второй:
BGP router identifier 10.0.4.2, local AS number 65302
RIB entries 1, using 64 bytes of memory
Peers 1, using 2512 bytes of memory
Neighbor V AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd
10.0.4.1 4 65301 0 0 0 0 0 never Active
Total number of neighbors 1
Пинг через туннель проходит
UPD: Прописал на туннеле ttl 255, и всё заработало