#12888: ipv6 connectivity lost after some time
------------------------+-------------------------------------
  Reporter:  anonymous  |      Owner:  cyrus
      Type:  defect     |     Status:  reopened
  Priority:  normal     |  Milestone:  Barrier Breaker (trunk)
 Component:  packages   |    Version:  Trunk
Resolution:             |   Keywords:
------------------------+-------------------------------------
Changes (by neutronscott):

 * status:  closed => reopened
 * resolution:  worksforme =>


Comment:

 14.07-rc1 (r41580). IPv6 works out-of-box but lasts perhaps 30min.


 logread shows nothing until I did "ifdown wan6 && ifup wan6" which
 restores 3 default routes. ip -6 addr shows a valid_lft of 501219sec. This
 is much more than 30min...

 Thu Jul 17 21:02:46 2014 daemon.notice odhcp6c[2037]: Starting RELEASE
 transaction (timeout 4294967295s, max rc 5)
 Thu Jul 17 21:02:46 2014 daemon.notice odhcp6c[2037]: Send RELEASE message
 (elapsed 0ms, rc 0)
 Thu Jul 17 21:02:46 2014 daemon.notice netifd: Interface 'wan6' is now
 down
 Thu Jul 17 21:02:46 2014 daemon.notice netifd: Interface 'wan6' is
 disabled
 Thu Jul 17 21:02:46 2014 daemon.notice netifd: Interface 'wan6' is enabled
 Thu Jul 17 21:02:46 2014 daemon.notice netifd: Interface 'wan6' is setting
 up now
 Thu Jul 17 21:02:46 2014 daemon.notice odhcp6c[2177]: (re)starting
 transaction on eth1
 Thu Jul 17 21:02:46 2014 daemon.notice odhcp6c[2177]: Starting SOLICIT
 transaction (timeout 4294967295s, max rc 0)
 Thu Jul 17 21:02:47 2014 daemon.notice odhcp6c[2177]: Got a valid reply
 after 139ms
 Thu Jul 17 21:02:48 2014 daemon.notice odhcp6c[2177]: Starting REQUEST
 transaction (timeout 4294967295s, max rc 10)
 Thu Jul 17 21:02:48 2014 daemon.notice odhcp6c[2177]: Send REQUEST message
 (elapsed 0ms, rc 0)
 Thu Jul 17 21:02:48 2014 daemon.notice odhcp6c[2177]: Got a valid reply
 after 126ms
 Thu Jul 17 21:02:48 2014 daemon.notice odhcp6c[2177]: entering stateful-
 mode on eth1
 Thu Jul 17 21:02:48 2014 daemon.notice odhcp6c[2177]: Starting <POLL>
 transaction (timeout 250854s, max rc 0)
 Thu Jul 17 21:02:48 2014 daemon.notice netifd: Interface 'wan6' is now up
 Thu Jul 17 21:02:48 2014 user.notice firewall: Reloading firewall due to
 ifup of wan6 (eth1)

--
Ticket URL: <https://dev.openwrt.org/ticket/12888#comment:16>
OpenWrt <http://openwrt.org>
Opensource Wireless Router Technology
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