[support] Destination unreachable from HA on BU???
Romain KUNTZ
kuntz at lsiit.u-strasbg.fr
Mon Mar 23 22:17:30 JST 2009
Seems also OK to me. That is odd, it's the first time I hear about
such issue.
I've got the sane configuration here (2.6.24-1 kernel & mip6d from
nautilus6) running fine.
Which libc6 version are you using? Mine is 2.7-18.
Cheers,
romain
On 2009/03/23, at 13:18, Mattias Blomqvist wrote:
> Hi,
>
> Good question. Missed that one. It says the following with mip6d and
> radvd running:
>
> HA:~# netstat -6 -a
> Active Internet connections (servers and established)
> Proto Recv-Q Send-Q Local Address Foreign Address
> State
> tcp6 0 0 localhost:7777 [::]:*
> LISTEN
> tcp6 0 0 [::]:ssh [::]:*
> LISTEN
> tcp6 0 0 localhost:6010 [::]:*
> LISTEN
> raw6 0 0 [::]:ipv6-icmp [::]:* 7
> raw6 0 0 [::]:ipv6-icmp [::]:* 7
> raw6 0 0 [::]:135 [::]:* 7
>
> After stopping mip6d and radvd it says:
> HA:~# netstat -6 -a
> Active Internet connections (servers and established)
> Proto Recv-Q Send-Q Local Address Foreign Address
> State
> tcp6 0 0 [::]:ssh [::]:*
> LISTEN
> tcp6 0 0 localhost:6010 [::]:*
> LISTEN
>
>
> Looks ok to me. Or?
>
> BR,
> Mattias
>
> On Mon, Mar 23, 2009 at 1:06 PM, Romain KUNTZ <kuntz at lsiit.u-strasbg.fr
> > wrote:
>> Hi,
>>
>> What does netstat tells you?
>>
>> Cheers,
>> romain
>>
>> On 2009/03/23, at 11:26, Mattias Blomqvist wrote:
>>
>>> Hello
>>>
>>> I'm getting destination unreachable icmp errors with code set to
>>> "port
>>> unreachable" (4) from the HA with mip6d running (and without of
>>> course).
>>> This is under Debian 5.0 but with the kernel and mip6d from
>>> nautilus6.org.
>>>
>>> HA:~# uname -a
>>> Linux HA 2.6.24-1-mip6-686 #1 SMP Tue Feb 26 03:20:31 UTC 2008 i686
>>> GNU/Linux
>>>
>>> If I run mip6d in the foreground it says the following:
>>> HA:~# mip6d
>>> mip6d[2497]: MIPL Mobile IPv6 for Linux v2.0.2-umip-0.4 started
>>> (Home
>>> Agent)
>>> Mon Mar 23 11:41:16 main: MIPL Mobile IPv6 for Linux started in
>>> debug
>>> mode, not detaching from terminal
>>> Mon Mar 23 11:41:16 conf_show: config_file = /etc/mip6d.conf
>>> Mon Mar 23 11:41:16 conf_show: vt_hostname = localhost
>>> Mon Mar 23 11:41:16 conf_show: vt_service = 7777
>>> Mon Mar 23 11:41:16 conf_show: mip6_entity = 2
>>> Mon Mar 23 11:41:16 conf_show: debug_level = 10
>>> Mon Mar 23 11:41:16 conf_show: debug_log_file = stderr
>>> Mon Mar 23 11:41:16 conf_show: PolicyModulePath = [internal]
>>> Mon Mar 23 11:41:16 conf_show: DefaultBindingAclPolicy = 0
>>> Mon Mar 23 11:41:16 conf_show: NonVolatileBindingCache = disabled
>>> Mon Mar 23 11:41:16 conf_show: KeyMngMobCapability = disabled
>>> Mon Mar 23 11:41:16 conf_show: UseMnHaIPsec = disabled
>>> Mon Mar 23 11:41:16 conf_show: MnMaxHaBindingLife = 262140
>>> Mon Mar 23 11:41:16 conf_show: MnMaxCnBindingLife = 420
>>> Mon Mar 23 11:41:16 conf_show: MnRouterProbes = 0
>>> Mon Mar 23 11:41:16 conf_show: MnRouterProbeTimeout = 0.000000
>>> Mon Mar 23 11:41:16 conf_show: InitialBindackTimeoutFirstReg =
>>> 1.500000
>>> Mon Mar 23 11:41:16 conf_show: InitialBindackTimeoutReReg = 1.000000
>>> Mon Mar 23 11:41:16 conf_show: UseCnBuAck = disabled
>>> Mon Mar 23 11:41:16 conf_show: DoRouteOptimizationMN = enabled
>>> Mon Mar 23 11:41:16 conf_show: MnUseAllInterfaces = disabled
>>> Mon Mar 23 11:41:16 conf_show: MnDiscardHaParamProb = disabled
>>> Mon Mar 23 11:41:16 conf_show: SendMobPfxSols = enabled
>>> Mon Mar 23 11:41:16 conf_show: OptimisticHandoff = disabled
>>> Mon Mar 23 11:41:16 conf_show: MobRtrUseExplicitMode = enabled
>>> Mon Mar 23 11:41:16 conf_show: SendMobPfxAdvs = enabled
>>> Mon Mar 23 11:41:16 conf_show: SendUnsolMobPfxAdvs = enabled
>>> Mon Mar 23 11:41:16 conf_show: MaxMobPfxAdvInterval = 86400
>>> Mon Mar 23 11:41:16 conf_show: MinMobPfxAdvInterval = 600
>>> Mon Mar 23 11:41:16 conf_show: HaMaxBindingLife = 262140
>>> Mon Mar 23 11:41:16 conf_show: HaAcceptMobRtr = disabled
>>> Mon Mar 23 11:41:16 conf_show: DoRouteOptimizationCN = disabled
>>> Mon Mar 23 11:41:16 xfrm_cn_init: Adding policies and states for CN
>>> Mon Mar 23 11:41:16 xfrm_ha_init: Adding policies and states for HA
>>> Mon Mar 23 11:41:16 ha_if_addr_setup: Joined anycast group
>>> 2a03:a0a:ffff:ffff:ffff:ffff:ffff:fffe on iface 3
>>>
>>>
>>> iface 3 is correct since:
>>> HA:~# ip link
>>> ........
>>> 3: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast
>>> state UNKNOWN qlen 1000
>>> link/ether 08:00:27:99:49:45 brd ff:ff:ff:ff:ff:ff
>>>
>>> tcpdump on HA gives:
>>> HA:~# tcpdump -vvv -i eth0 -s 200 host yyyy:yyyy::1
>>> tcpdump: listening on eth0, link-type EN10MB (Ethernet), capture
>>> size 200
>>> bytes
>>>
>>> 11:50:33.221717 IP6 (hlim 64, next-header IPv6 (41) payload length:
>>> 72) xxxx:xxxx::13 > yyyy:yyyy::1: IP6 (hlim 64, next-header Mobility
>>> (135) payload length: 32) yyyy:yyyy:0:1300::1 > yyyy:yyyy::1:
>>> mobility: BU seq#=26817 AH lifetime=262140(padn)(alt-CoA:
>>> xxxx:xxxx::13)
>>>
>>> 11:50:33.319495 IP6 (hlim 64, next-header ICMPv6 (58) payload
>>> length:
>>> 120) yyyy:yyyy::1 > xxxx:xxxx::13: [icmp6 sum ok] ICMP6, destination
>>> unreachable, length 120, unreachable port[|icmp6]
>>>
>>> radvd is running on HA with the following config:
>>> interface eth0
>>> {
>>> AdvSendAdvert on;
>>> MinRtrAdvInterval 3;
>>> MaxRtrAdvInterval 10;
>>> AdvIntervalOpt on;
>>> AdvHomeAgentFlag on;
>>> AdvHomeAgentInfo on;
>>> HomeAgentLifetime 1800;
>>> HomeAgentPreference 10;
>>> AdvMobRtrSupportFlag off;
>>> prefix xxxx:xxxx::1/32
>>> {
>>> AdvRouterAddr on;
>>> AdvOnLink on;
>>> AdvAutonomous off;
>>> };
>>> };
>>>
>>> I have tried with prefix xxxx:xxxx::1/64 and AdvAutonomous on but
>>> the
>>> result is still the same. And yes, radvd was restarted after mip6d
>>> was
>>> started.
>>>
>>> I assume that the BU's reach the HA but doesn't reach mip6d
>>> running on
>>> it since the icmp code says "unreachable port". Correct?
>>> What can cause it?
>>>
>>> I've also tried with a recompiled debian 5.0 kernel and mip6d from
>>> natisbad.org with the same result.
>>>
>>> BR,
>>> Mattias
>>> _______________________________________________
>>> Support mailing list
>>> Support at ml.nautilus6.org
>>> http://ml.nautilus6.org/mailman/listinfo/support
>>>
>>
>> _______________________________________________
>> Support mailing list
>> Support at ml.nautilus6.org
>> http://ml.nautilus6.org/mailman/listinfo/support
>>
> _______________________________________________
> Support mailing list
> Support at ml.nautilus6.org
> http://ml.nautilus6.org/mailman/listinfo/support
>
More information about the Support
mailing list