After restarting miredo no default route for ipv6:
$ ip -6 route
2001::/32 dev teredo proto kernel metric 256 pref medium
fe80::/64 dev wlp3s0 proto kernel metric 256 mtu 1280 pref medium
fe80::/64 dev teredo proto kernel metric 256 pref medium
Because it's a laptop, there is no connection on start, so i restart the service, when i get wifi connection. If i add a default route, then i cat ping ipv6.google.com.
$ sudo ip -6 route add default dev teredo
Miredo worked on 15.04 fine. This problem may be related to the fact, what I also miss default route for ipv6 on my desktop pc with ipv6 static configuration through /etc/network/interfaces, which also worked in 15.04.
Syslog:
Oct 26 12:01:39 andrej-ThinkPad-T510 systemd[1]: Stopped Teredo IPv6 tunneling.
Oct 26 12:01:39 andrej-ThinkPad-T510 systemd[1]: Starting Teredo IPv6 tunneling...
Oct 26 12:01:39 andrej-ThinkPad-T510 systemd[1]: Started Teredo IPv6 tunneling.
Oct 26 12:01:39 andrej-ThinkPad-T510 miredo[2015]: Starting...
Oct 26 12:01:39 andrej-ThinkPad-T510 miredo[2015]: miredo[2015]: Starting...
Oct 26 12:01:39 andrej-ThinkPad-T510 NetworkManager[812]: <info> (teredo): new Tun device (carrier: OFF, driver: 'tun', ifindex: 5)
Oct 26 12:01:39 andrej-ThinkPad-T510 NetworkManager[812]: <info> devices added (path: /sys/devices/virtual/net/teredo, iface: teredo)
Oct 26 12:01:39 andrej-ThinkPad-T510 NetworkManager[812]: <info> device added (path: /sys/devices/virtual/net/teredo, iface: teredo): no ifupdown configuration found.
Oct 26 12:01:39 andrej-ThinkPad-T510 miredo[2018]: New Teredo address/MTU
Oct 26 12:01:39 andrej-ThinkPad-T510 miredo[2018]: Teredo pseudo-tunnel started
Oct 26 12:01:39 andrej-ThinkPad-T510 miredo[2018]: (address: 2001:0:53aa:64c:30a7:7969:7e26:8ed6, MTU: 1280)
Oct 26 12:01:39 andrej-ThinkPad-T510 miredo[2015]: miredo[2018]: New Teredo address/MTU
Oct 26 12:01:39 andrej-ThinkPad-T510 miredo[2015]: miredo[2018]: Teredo pseudo-tunnel started
Oct 26 12:01:39 andrej-ThinkPad-T510 miredo[2015]: miredo[2018]: (address: 2001:0:53aa:64c:30a7:7969:7e26:8ed6, MTU: 1280)
Oct 26 12:01:39 andrej-ThinkPad-T510 NetworkManager[812]: <info> (teredo): link connected
Oct 26 12:01:39 andrej-ThinkPad-T510 NetworkManager[812]: <info> keyfile: add connection in-memory (6737f313-d990-469f-a0de-02b14f4a2649,"teredo")
Oct 26 12:01:39 andrej-ThinkPad-T510 NetworkManager[812]: <info> (teredo): device state change: unmanaged -> unavailable (reason 'connection-assumed') [10 20 41]
Oct 26 12:01:39 andrej-ThinkPad-T510 NetworkManager[812]: <info> (teredo): device state change: unavailable -> disconnected (reason 'connection-assumed') [20 30 41]
Oct 26 12:01:39 andrej-ThinkPad-T510 NetworkManager[812]: <info> Device 'teredo' has no connection; scheduling activate_check in 0 seconds.
Oct 26 12:01:39 andrej-ThinkPad-T510 NetworkManager[812]: <info> (teredo): Activation: starting connection 'teredo' (6737f313-d990-469f-a0de-02b14f4a2649)
Oct 26 12:01:39 andrej-ThinkPad-T510 NetworkManager[812]: <info> (teredo): device state change: disconnected -> prepare (reason 'none') [30 40 0]
Oct 26 12:01:39 andrej-ThinkPad-T510 NetworkManager[812]: <info> (teredo): device state change: prepare -> config (reason 'none') [40 50 0]
Oct 26 12:01:39 andrej-ThinkPad-T510 NetworkManager[812]: <info> (teredo): device state change: config -> ip-config (reason 'none') [50 70 0]
Oct 26 12:01:39 andrej-ThinkPad-T510 NetworkManager[812]: <info> (teredo): device state change: ip-config -> ip-check (reason 'none') [70 80 0]
Oct 26 12:01:39 andrej-ThinkPad-T510 NetworkManager[812]: <info> (teredo): device state change: ip-check -> secondaries (reason 'none') [80 90 0]
Oct 26 12:01:39 andrej-ThinkPad-T510 NetworkManager[812]: <info> (teredo): device state change: secondaries -> activated (reason 'none') [90 100 0]
Oct 26 12:01:39 andrej-ThinkPad-T510 NetworkManager[812]: <info> (teredo): Activation: successful, device activated.
Oct 26 12:01:39 andrej-ThinkPad-T510 dbus[850]: [system] Activating via systemd: service name='org.freedesktop.nm_dispatcher' unit='dbus-org.freedesktop.nm-dispatcher.service'
Oct 26 12:01:39 andrej-ThinkPad-T510 systemd[1]: Starting Network Manager Script Dispatcher Service...
Oct 26 12:01:39 andrej-ThinkPad-T510 dbus[850]: [system] Successfully activated service 'org.freedesktop.nm_dispatcher'
Oct 26 12:01:39 andrej-ThinkPad-T510 systemd[1]: Started Network Manager Script Dispatcher Service.
Oct 26 12:01:39 andrej-ThinkPad-T510 nm-dispatcher: Dispatching action 'up' for teredo
/proc/sys/net/ipv6/conf/teredo$ for i in * ; do echo $i ; cat $i ; done
accept_dad
-1
accept_ra
1
accept_ra_defrtr
1
accept_ra_from_local
0
accept_ra_mtu
1
accept_ra_pinfo
1
accept_ra_rt_info_max_plen
0
accept_ra_rtr_pref
1
accept_redirects
1
accept_source_route
0
autoconf
1
dad_transmits
1
disable_ipv6
0
force_mld_version
0
force_tllao
0
forwarding
0
hop_limit
64
max_addresses
16
max_desync_factor
600
mc_forwarding
0
mldv1_unsolicited_report_interval
10000
mldv2_unsolicited_report_interval
1000
mtu
1280
ndisc_notify
0
proxy_ndp
0
regen_max_retry
3
router_probe_interval
60
router_solicitation_delay
1
router_solicitation_interval
4
router_solicitations
3
stable_secret
suppress_frag_ndisc
1
temp_prefered_lft
86400
temp_valid_lft
604800
use_tempaddr
2
ProblemType: Bug
DistroRelease: Ubuntu 15.10
Package: miredo 1.2.6-3
ProcVersionSignature: Ubuntu 4.2.0-16.19-generic 4.2.3
Uname: Linux 4.2.0-16-generic x86_64
ApportVersion: 2.19.1-0ubuntu3
Architecture: amd64
CurrentDesktop: XFCE
Date: Mon Oct 26 12:07:03 2015
EcryptfsInUse: Yes
InstallationDate: Installed on 2015-10-23 (2 days ago)
InstallationMedia: Xubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021)
SourcePackage: miredo
UpgradeStatus: No upgrade log present (probably fresh install)
mtime.conffile..etc.miredo.conf: 2015-10-26T11:04:30.684008