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local ipv6 адрес попадает в /etc/resolv.conf
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Question
imedvedev
Столкнулся с проблемой при получении ipv6 от провайдера. При подключении в файл /etc/resolv.conf на локальный компьютер попадают следующие строки
nameserver fe80::52ff:20ff:fe19:4d04 nameserver 192.168.34.1
При этом time dig +short ya.ru показывает 2 секунды, вместо 0m0.052s на time dig +short ya.ru @192.168.34.1
На сколько мне удалось выяснить, вся проблема кроется вот в этом: (выполняю на пк)
ping6 fe80::52ff:20ff:fe19:4d04 PING6(56=40+8+8 bytes) fe80::4a:bc7d:a359:9bf8%en0 --> fe80::52ff:20ff:fe19:4d04 ping6: sendmsg: No route to host ping6: wrote fe80::52ff:20ff:fe19:4d04 16 chars, ret=-1 ping6: sendmsg: No route to host ping6: wrote fe80::52ff:20ff:fe19:4d04 16 chars, ret=-1 ping6: sendmsg: No route to host ping6: wrote fe80::52ff:20ff:fe19:4d04 16 chars, ret=-1 ^C --- fe80::52ff:20ff:fe19:4d04 ping6 statistics --- 3 packets transmitted, 0 packets received, 100.0% packet loss
При этом сам роутер себя пингует (выполняю на роутере)
~ # ping6 fe80::52ff:20ff:fe19:4d04 PING fe80::52ff:20ff:fe19:4d04 (fe80::52ff:20ff:fe19:4d04): 56 data bytes 64 bytes from fe80::52ff:20ff:fe19:4d04: seq=0 ttl=64 time=0.421 ms 64 bytes from fe80::52ff:20ff:fe19:4d04: seq=1 ttl=64 time=0.359 ms 64 bytes from fe80::52ff:20ff:fe19:4d04: seq=2 ttl=64 time=0.347 ms ^C --- fe80::52ff:20ff:fe19:4d04 ping statistics --- 3 packets transmitted, 3 packets received, 0% packet loss round-trip min/avg/max = 0.347/0.375/0.421 ms ~ #
На вкладке "Межсетевой экран" настройки отсутствуют, ip6tables не трогал, необходимо добавить правила? Если выполнить show ipv6 addresses в ответе роутера содержится вот такое
address: address: 2a02:2698:5422:4d21:52ff:20ff:fe19:4d04 link-local: fe80::52ff:20ff:fe19:4d04 interface: Home valid-lifetime: 85896
Маршруты
(config)> show ipv6 routes route_: destination: ::/0 gateway: fe80::ea4:2ff:fe17:ec01 interface: PPPoE0 route_: destination: 2a02:2698:5422:4d21::/64 gateway: :: interface: Home
Все параметры из статьи в конфиге присутствуют (кроме net.ipv6.conf.all.accept_ra 1). При этом гугл по ipv6 пингуется нормально и с локального компьютера и с роутера и в браузере открывается
ping6 ipv6.google.com PING6(56=40+8+8 bytes) 2a02:2698:5422:4d21:f805:f32:53d7:2ad1 --> 2a00:1450:4011:805::1008 16 bytes from 2a00:1450:4011:805::1008, icmp_seq=0 hlim=56 time=36.932 ms 16 bytes from 2a00:1450:4011:805::1008, icmp_seq=1 hlim=56 time=36.352 ms 16 bytes from 2a00:1450:4011:805::1008, icmp_seq=2 hlim=56 time=41.822 ms ^C --- ipv6.l.google.com ping6 statistics --- 3 packets transmitted, 3 packets received, 0.0% packet loss round-trip min/avg/max/std-dev = 36.352/38.369/41.822/2.453 ms
Локальный компьютер пингуется с роутера
На пк:
ping6 fe80::4a:bc7d:a359:9bf8 PING6(56=40+8+8 bytes) fe80::4a:bc7d:a359:9bf8%en0 --> fe80::4a:bc7d:a359:9bf8 16 bytes from fe80::4a:bc7d:a359:9bf8%en0, icmp_seq=0 hlim=64 time=0.077 ms ping6 2a02:2698:5422:4d21:1441:f95f:a231:2683 PING6(56=40+8+8 bytes) 2a02:2698:5422:4d21:1441:f95f:a231:2683 --> 2a02:2698:5422:4d21:1441:f95f:a231:2683 16 bytes from 2a02:2698:5422:4d21:1441:f95f:a231:2683, icmp_seq=0 hlim=64 time=0.108 ms ping6 2a02:2698:5422:4d21:f805:f32:53d7:2ad1 PING6(56=40+8+8 bytes) 2a02:2698:5422:4d21:f805:f32:53d7:2ad1 --> 2a02:2698:5422:4d21:f805:f32:53d7:2ad1 16 bytes from 2a02:2698:5422:4d21:f805:f32:53d7:2ad1, icmp_seq=0 hlim=64 time=0.108 ms
На роутере:
~ # ping6 2a02:2698:5422:4d21:f805:f32:53d7:2ad1 PING 2a02:2698:5422:4d21:f805:f32:53d7:2ad1 (2a02:2698:5422:4d21:f805:f32:53d7:2ad1): 56 data bytes 64 bytes from 2a02:2698:5422:4d21:f805:f32:53d7:2ad1: seq=0 ttl=64 time=3.333 ms 64 bytes from 2a02:2698:5422:4d21:f805:f32:53d7:2ad1: seq=1 ttl=64 time=2.748 ms 64 bytes from 2a02:2698:5422:4d21:f805:f32:53d7:2ad1: seq=2 ttl=64 time=7.820 ms ^C --- 2a02:2698:5422:4d21:f805:f32:53d7:2ad1 ping statistics --- 3 packets transmitted, 3 packets received, 0% packet loss round-trip min/avg/max = 2.748/4.633/7.820 ms ~ # ping6 2a02:2698:5422:4d21:1441:f95f:a231:2683 PING 2a02:2698:5422:4d21:1441:f95f:a231:2683 (2a02:2698:5422:4d21:1441:f95f:a231:2683): 56 data bytes 64 bytes from 2a02:2698:5422:4d21:1441:f95f:a231:2683: seq=0 ttl=64 time=1.874 ms 64 bytes from 2a02:2698:5422:4d21:1441:f95f:a231:2683: seq=1 ttl=64 time=3.248 ms 64 bytes from 2a02:2698:5422:4d21:1441:f95f:a231:2683: seq=2 ttl=64 time=2.155 ms ^C --- 2a02:2698:5422:4d21:1441:f95f:a231:2683 ping statistics --- 3 packets transmitted, 3 packets received, 0% packet loss round-trip min/avg/max = 1.874/2.425/3.248 ms ~ # ping6 fe80::4a:bc7d:a359:9bf8 PING fe80::4a:bc7d:a359:9bf8 (fe80::4a:bc7d:a359:9bf8): 56 data bytes 64 bytes from fe80::4a:bc7d:a359:9bf8: seq=0 ttl=64 time=5.892 ms 64 bytes from fe80::4a:bc7d:a359:9bf8: seq=1 ttl=64 time=3.261 ms 64 bytes from fe80::4a:bc7d:a359:9bf8: seq=2 ttl=64 time=2.753 ms ^C --- fe80::4a:bc7d:a359:9bf8 ping statistics --- 3 packets transmitted, 3 packets received, 0% packet loss round-trip min/avg/max = 2.753/3.968/5.892 ms ~ #
Как наладить пинг с пк на роутер?
Edited by imedvedev7 answers to this question
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