Hi, I'm having some trouble with a 6in4 tunnel to usqas01. The router is not behind a firewall or anything that filters proto 41. I tested this same setup with HE to verify no proto 41 issues and it's working (albiet higher latency). Tunnel ID: T49825 My IPv4: 69.140.146.240 (responds to ICMPs) gif1: flags=8051<UP,POINTOPOINT,RUNNING,MULTICAST> metric 0 mtu 1280 tunnel inet 69.140.146.240 --> 66.117.47.228 inet6 fe80::20a:cdff:fe1c:eebe%gif1 prefixlen 64 scopeid 0xb inet6 2001:4830:1600:30b::2 prefixlen 64 nd6 options=3<PERFORMNUD,ACCEPT_RTADV> options=1<ACCEPT_REV_ETHIP_VER> #Verifying interface is reachable via OS. # ping6 -c 2 2001:4830:1600:30b::2 PING6(56=40+8+8 bytes) 2001:4830:1600:30b::2 --> 2001:4830:1600:30b::2 16 bytes from 2001:4830:1600:30b::2, icmp_seq=0 hlim=64 time=0.141 ms 16 bytes from 2001:4830:1600:30b::2, icmp_seq=1 hlim=64 time=0.061 ms --- 2001:4830:1600:30b::2 ping6 statistics --- 2 packets transmitted, 2 packets received, 0.0% packet loss round-trip min/avg/max/std-dev = 0.061/0.101/0.141/0.040 ms #SixXs assigned gateway unreachable from tunnel box. ping6 -c 10 2001:4830:1600:30b::1 PING6(56=40+8+8 bytes) 2001:4830:1600:30b::2 --> 2001:4830:1600:30b::1 --- 2001:4830:1600:30b::1 ping6 statistics --- 10 packets transmitted, 0 packets received, 100.0% packet loss #Packets leaving tunnel box from ping and other traffic going towards tunnel server. No response traffic at all from the tunnel server. 05:48:08.590499 IP (tos 0x0, ttl 30, id 25957, offset 0, flags [none], proto IPv6 (41), length 100) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 40) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 40, seq 27653 05:48:09.591497 IP (tos 0x0, ttl 30, id 56955, offset 0, flags [none], proto IPv6 (41), length 100) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 40) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 40, seq 27909 05:48:10.101124 IP (tos 0x0, ttl 30, id 32125, offset 0, flags [none], proto IPv6 (41), length 76) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 16) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 16, seq 0 05:48:10.307182 IP (tos 0x0, ttl 30, id 8644, offset 0, flags [none], proto IPv6 (41), length 104) 69.140.146.240 > 66.117.47.228: IP6 (hlim 63, next-header TCP (6) payload length: 44) 2001:4830:163e:0:1484:f6c7:962d:4fad.62651 > 2001:4860:800f::76.80: Flags [S], cksum 0xe43d (correct), seq 691074773, win 65535, options [mss 1220,nop,wscale 1,nop,nop,TS val 2809020086 ecr 0,sackOK,eol], length 0 05:48:10.322692 IP (tos 0x0, ttl 30, id 53742, offset 0, flags [none], proto IPv6 (41), length 104) 69.140.146.240 > 66.117.47.228: IP6 (hlim 63, next-header TCP (6) payload length: 44) 2001:4830:163e:0:1484:f6c7:962d:4fad.62652 > 2001:4860:800f::68.80: Flags [S], cksum 0xca40 (correct), seq 4258348081, win 65535, options [mss 1220,nop,wscale 1,nop,nop,TS val 2809020099 ecr 0,sackOK,eol], length 0 05:48:10.592422 IP (tos 0x0, ttl 30, id 29502, offset 0, flags [none], proto IPv6 (41), length 100) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 40) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 40, seq 28165 05:48:11.096821 IP (tos 0x0, ttl 30, id 31854, offset 0, flags [none], proto IPv6 (41), length 76) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 16) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 16, seq 1 05:48:11.554157 IP (tos 0x0, ttl 30, id 13878, offset 0, flags [none], proto IPv6 (41), length 104) 69.140.146.240 > 66.117.47.228: IP6 (hlim 63, next-header TCP (6) payload length: 44) 2001:4830:163e:0:1484:f6c7:962d:4fad.62652 > 2001:4860:800f::68.80: Flags [S], cksum 0xc61d (correct), seq 4258348081, win 65535, options [mss 1220,nop,wscale 1,nop,nop,TS val 2809021158 ecr 0,sackOK,eol], length 0 05:48:11.554172 IP (tos 0x0, ttl 30, id 54016, offset 0, flags [none], proto IPv6 (41), length 104) 69.140.146.240 > 66.117.47.228: IP6 (hlim 63, next-header TCP (6) payload length: 44) 2001:4830:163e:0:1484:f6c7:962d:4fad.62651 > 2001:4860:800f::76.80: Flags [S], cksum 0xe00d (correct), seq 691074773, win 65535, options [mss 1220,nop,wscale 1,nop,nop,TS val 2809021158 ecr 0,sackOK,eol], length 0 05:48:11.592411 IP (tos 0x0, ttl 30, id 55795, offset 0, flags [none], proto IPv6 (41), length 100) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 40) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 40, seq 28421 05:48:12.096787 IP (tos 0x0, ttl 30, id 57559, offset 0, flags [none], proto IPv6 (41), length 76) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 16) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 16, seq 2 05:48:12.565432 IP (tos 0x0, ttl 30, id 25212, offset 0, flags [none], proto IPv6 (41), length 84) 69.140.146.240 > 66.117.47.228: IP6 (hlim 255, next-header ICMPv6 (58) payload length: 24) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, neighbor solicitation, length 24, who has 2001:4830:1600:30b::1 05:48:12.593309 IP (tos 0x0, ttl 30, id 15946, offset 0, flags [none], proto IPv6 (41), length 100) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 40) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 40, seq 28677 05:48:12.755991 IP (tos 0x0, ttl 30, id 64182, offset 0, flags [none], proto IPv6 (41), length 104) 69.140.146.240 > 66.117.47.228: IP6 (hlim 63, next-header TCP (6) payload length: 44) 2001:4830:163e:0:1484:f6c7:962d:4fad.62652 > 2001:4860:800f::68.80: Flags [S], cksum 0xc21b (correct), seq 4258348081, win 65535, options [mss 1220,nop,wscale 1,nop,nop,TS val 2809022184 ecr 0,sackOK,eol], length 0 05:48:12.756005 IP (tos 0x0, ttl 30, id 29607, offset 0, flags [none], proto IPv6 (41), length 104) 69.140.146.240 > 66.117.47.228: IP6 (hlim 63, next-header TCP (6) payload length: 44) 2001:4830:163e:0:1484:f6c7:962d:4fad.62651 > 2001:4860:800f::76.80: Flags [S], cksum 0xdc0b (correct), seq 691074773, win 65535, options [mss 1220,nop,wscale 1,nop,nop,TS val 2809022184 ecr 0,sackOK,eol], length 0 05:48:13.096756 IP (tos 0x0, ttl 30, id 28306, offset 0, flags [none], proto IPv6 (41), length 76) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 16) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 16, seq 3 05:48:13.560419 IP (tos 0x0, ttl 30, id 26033, offset 0, flags [none], proto IPv6 (41), length 84) 69.140.146.240 > 66.117.47.228: IP6 (hlim 255, next-header ICMPv6 (58) payload length: 24) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, neighbor solicitation, length 24, who has 2001:4830:1600:30b::1 05:48:13.593310 IP (tos 0x0, ttl 30, id 19022, offset 0, flags [none], proto IPv6 (41), length 100) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 40) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 40, seq 28933 05:48:13.956729 IP (tos 0x0, ttl 30, id 22217, offset 0, flags [none], proto IPv6 (41), length 104) 69.140.146.240 > 66.117.47.228: IP6 (hlim 63, next-header TCP (6) payload length: 44) 2001:4830:163e:0:1484:f6c7:962d:4fad.62652 > 2001:4860:800f::68.80: Flags [S], cksum 0xbe14 (correct), seq 4258348081, win 65535, options [mss 1220,nop,wscale 1,nop,nop,TS val 2809023215 ecr 0,sackOK,eol], length 0 05:48:13.956741 IP (tos 0x0, ttl 30, id 64515, offset 0, flags [none], proto IPv6 (41), length 104) 69.140.146.240 > 66.117.47.228: IP6 (hlim 63, next-header TCP (6) payload length: 44) 2001:4830:163e:0:1484:f6c7:962d:4fad.62651 > 2001:4860:800f::76.80: Flags [S], cksum 0xd804 (correct), seq 691074773, win 65535, options [mss 1220,nop,wscale 1,nop,nop,TS val 2809023215 ecr 0,sackOK,eol], length 0 05:48:14.096732 IP (tos 0x0, ttl 30, id 10618, offset 0, flags [none], proto IPv6 (41), length 76) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 16) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 16, seq 4 05:48:14.555417 IP (tos 0x0, ttl 30, id 9793, offset 0, flags [none], proto IPv6 (41), length 84) 69.140.146.240 > 66.117.47.228: IP6 (hlim 255, next-header ICMPv6 (58) payload length: 24) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, neighbor solicitation, length 24, who has 2001:4830:1600:30b::1 05:48:14.593316 IP (tos 0x0, ttl 30, id 64093, offset 0, flags [none], proto IPv6 (41), length 100) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 40) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 40, seq 29189 05:48:15.096704 IP (tos 0x0, ttl 30, id 12815, offset 0, flags [none], proto IPv6 (41), length 76) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 16) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 16, seq 5 05:48:15.158341 IP (tos 0x0, ttl 30, id 27236, offset 0, flags [none], proto IPv6 (41), length 104) 69.140.146.240 > 66.117.47.228: IP6 (hlim 63, next-header TCP (6) payload length: 44) 2001:4830:163e:0:1484:f6c7:962d:4fad.62652 > 2001:4860:800f::68.80: Flags [S], cksum 0xba12 (correct), seq 4258348081, win 65535, options [mss 1220,nop,wscale 1,nop,nop,TS val 2809024241 ecr 0,sackOK,eol], length 0 05:48:15.158360 IP (tos 0x0, ttl 30, id 37551, offset 0, flags [none], proto IPv6 (41), length 104) 69.140.146.240 > 66.117.47.228: IP6 (hlim 63, next-header TCP (6) payload length: 44) 2001:4830:163e:0:1484:f6c7:962d:4fad.62651 > 2001:4860:800f::76.80: Flags [S], cksum 0xd402 (correct), seq 691074773, win 65535, options [mss 1220,nop,wscale 1,nop,nop,TS val 2809024241 ecr 0,sackOK,eol], length 0 05:48:15.594230 IP (tos 0x0, ttl 30, id 10738, offset 0, flags [none], proto IPv6 (41), length 100) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 40) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 40, seq 29445 05:48:16.096677 IP (tos 0x0, ttl 30, id 19193, offset 0, flags [none], proto IPv6 (41), length 76) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 16) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 16, seq 6 05:48:16.358662 IP (tos 0x0, ttl 30, id 19508, offset 0, flags [none], proto IPv6 (41), length 104) 69.140.146.240 > 66.117.47.228: IP6 (hlim 63, next-header TCP (6) payload length: 44) 2001:4830:163e:0:1484:f6c7:962d:4fad.62652 > 2001:4860:800f::68.80: Flags [S], cksum 0xb610 (correct), seq 4258348081, win 65535, options [mss 1220,nop,wscale 1,nop,nop,TS val 2809025267 ecr 0,sackOK,eol], length 0 05:48:16.358679 IP (tos 0x0, ttl 30, id 1173, offset 0, flags [none], proto IPv6 (41), length 104) 69.140.146.240 > 66.117.47.228: IP6 (hlim 63, next-header TCP (6) payload length: 44) 2001:4830:163e:0:1484:f6c7:962d:4fad.62651 > 2001:4860:800f::76.80: Flags [S], cksum 0xd000 (correct), seq 691074773, win 65535, options [mss 1220,nop,wscale 1,nop,nop,TS val 2809025267 ecr 0,sackOK,eol], length 0 05:48:16.594232 IP (tos 0x0, ttl 30, id 64910, offset 0, flags [none], proto IPv6 (41), length 100) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 40) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 40, seq 29701 05:48:17.096654 IP (tos 0x0, ttl 30, id 40777, offset 0, flags [none], proto IPv6 (41), length 76) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 16) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 16, seq 7 05:48:17.117829 IP (tos 0x0, ttl 30, id 60121, offset 0, flags [none], proto IPv6 (41), length 128) 69.140.146.240 > 66.117.47.228: IP6 (hlim 254, next-header UDP (17) payload length: 68) 2001:4830:163e:0:24eb:ae35:b92d:b99d.60150 > 2001:470:20::2.53: [udp sum ok] 63532+ PTR? dr._dns-sd._udp.0.124.168.192.in-addr.arpa. (60) 05:48:17.594235 IP (tos 0x0, ttl 30, id 53334, offset 0, flags [none], proto IPv6 (41), length 100) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 40) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 40, seq 29957 05:48:18.096628 IP (tos 0x0, ttl 30, id 4887, offset 0, flags [none], proto IPv6 (41), length 76) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 16) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 16, seq 8 05:48:18.595143 IP (tos 0x0, ttl 30, id 36560, offset 0, flags [none], proto IPv6 (41), length 100) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 40) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 40, seq 30213 05:48:18.756275 IP (tos 0x0, ttl 30, id 4398, offset 0, flags [none], proto IPv6 (41), length 104) 69.140.146.240 > 66.117.47.228: IP6 (hlim 63, next-header TCP (6) payload length: 44) 2001:4830:163e:0:1484:f6c7:962d:4fad.62652 > 2001:4860:800f::68.80: Flags [S], cksum 0xae07 (correct), seq 4258348081, win 65535, options [mss 1220,nop,wscale 1,nop,nop,TS val 2809027324 ecr 0,sackOK,eol], length 0 05:48:18.756288 IP (tos 0x0, ttl 30, id 45861, offset 0, flags [none], proto IPv6 (41), length 104) 69.140.146.240 > 66.117.47.228: IP6 (hlim 63, next-header TCP (6) payload length: 44) 2001:4830:163e:0:1484:f6c7:962d:4fad.62651 > 2001:4860:800f::76.80: Flags [S], cksum 0xc7f7 (correct), seq 691074773, win 65535, options [mss 1220,nop,wscale 1,nop,nop,TS val 2809027324 ecr 0,sackOK,eol], length 0 05:48:19.096603 IP (tos 0x0, ttl 30, id 13449, offset 0, flags [none], proto IPv6 (41), length 76) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 16) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 16, seq 9 05:48:19.595148 IP (tos 0x0, ttl 30, id 8265, offset 0, flags [none], proto IPv6 (41), length 100) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 40) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 40, seq 30469 05:48:20.569207 IP (tos 0x0, ttl 30, id 62803, offset 0, flags [none], proto IPv6 (41), length 84) 69.140.146.240 > 66.117.47.228: IP6 (hlim 255, next-header ICMPv6 (58) payload length: 24) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, neighbor solicitation, length 24, who has 2001:4830:1600:30b::1 05:48:20.595160 IP (tos 0x0, ttl 30, id 19335, offset 0, flags [none], proto IPv6 (41), length 100) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 40) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 40, seq 30725 05:48:21.564192 IP (tos 0x0, ttl 30, id 11907, offset 0, flags [none], proto IPv6 (41), length 84) 69.140.146.240 > 66.117.47.228: IP6 (hlim 255, next-header ICMPv6 (58) payload length: 24) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, neighbor solicitation, length 24, who has 2001:4830:1600:30b::1 05:48:21.595161 IP (tos 0x0, ttl 30, id 23345, offset 0, flags [none], proto IPv6 (41), length 100) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 40) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 40, seq 30981 05:48:22.559190 IP (tos 0x0, ttl 30, id 9383, offset 0, flags [none], proto IPv6 (41), length 84) 69.140.146.240 > 66.117.47.228: IP6 (hlim 255, next-header ICMPv6 (58) payload length: 24) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, neighbor solicitation, length 24, who has 2001:4830:1600:30b::1 05:48:22.596037 IP (tos 0x0, ttl 30, id 13342, offset 0, flags [none], proto IPv6 (41), length 100) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 40) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 40, seq 31237 05:48:23.456581 IP (tos 0x0, ttl 30, id 60586, offset 0, flags [none], proto IPv6 (41), length 88) 69.140.146.240 > 66.117.47.228: IP6 (hlim 63, next-header TCP (6) payload length: 28) 2001:4830:163e:0:1484:f6c7:962d:4fad.62652 > 2001:4860:800f::68.80: Flags [S], cksum 0xfd91 (correct), seq 4258348081, win 65535, options [mss 1220,sackOK,eol], length 0 05:48:23.456596 IP (tos 0x0, ttl 30, id 62828, offset 0, flags [none], proto IPv6 (41), length 88) 69.140.146.240 > 66.117.47.228: IP6 (hlim 63, next-header TCP (6) payload length: 28) 2001:4830:163e:0:1484:f6c7:962d:4fad.62651 > 2001:4860:800f::76.80: Flags [S], cksum 0x1782 (correct), seq 691074773, win 65535, options [mss 1220,sackOK,eol], length 0 05:48:23.596040 IP (tos 0x0, ttl 30, id 45495, offset 0, flags [none], proto IPv6 (41), length 100) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 40) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 40, seq 31493 05:48:24.596044 IP (tos 0x0, ttl 30, id 12350, offset 0, flags [none], proto IPv6 (41), length 100) 69.140.146.240 > 66.117.47.228: IP6 (hlim 64, next-header ICMPv6 (58) payload length: 40) 2001:4830:1600:30b::2 > 2001:4830:1600:30b::1: [icmp6 sum ok] ICMP6, echo request, length 40, seq 31749 #Trying to tunnel gateway from outside network. My understanding on AYIYA, this shouldn't be up until the tunnel is up. However, on a static tunnels, shouldn't this be reachable? will@zebra:~$ ping6 2001:4830:1600:30b::1 PING 2001:4830:1600:30b::1(2001:4830:1600:30b::1) 56 data bytes From 2001:4830:1600:30b::1 icmp_seq=1 Destination unreachable: Address unreachable From 2001:4830:1600:30b::1 icmp_seq=2 Destination unreachable: Address unreachable From 2001:4830:1600:30b::1 icmp_seq=3 Destination unreachable: Address unreachable From 2001:4830:1600:30b::1 icmp_seq=4 Destination unreachable: Address unreachable From 2001:4830:1600:30b::1 icmp_seq=5 Destination unreachable: Address unreachable