---------- Forwarded Message -----------
From: "Tiago Mira Amado" <[EMAIL PROTECTED]>
To: [EMAIL PROTECTED]
Sent: Tue, 22 Nov 2005 01:58:20 +0000
Subject: Questions about iproute

Good evening,

I'm a student trying to implemente a Mobile IPv6 scenario with static routes.
I'm using Fedora Core 3, with the kernel 2.6.11 patched with
mipv6-2.0-rc3-linux-2.6.11.patch (only for kernel 2.6.11)(avaible at
http://www.mobile-ipv6.org/software/). 
The iproute version is iproute-2.6.9-3.

I've some problems with ip route so i used a simple scenario for tests.
Scenario:

        (a::/64)---host1<--(b::/64)-->host2---(c::/64)

[eth0(a::1/64)-eth2(b::1/64)]<--->[eth1(b::2/64)-eth0(c::2)]

when i tried to insert routes:

[EMAIL PROTECTED] ~]# ip -6 route add c::2/64 via b::2 dev eth2
RTNETLINK answers: Invalid argument

[EMAIL PROTECTED] ~]# route -A inet6 add c::2/64 gw b::2 dev eth2
SIOCADDRT: Invalid argument

[EMAIL PROTECTED] ~]# ip -6 route add c::2/64 dev eth2
-->this doesn't work

I configured the scenario sucessfuly at a few moments, but using global
address with the prefix 2000::, or site local with prefix fec0::.

Using the scenario with site local address:
ip -6 route add ::/0 via fec0:b::1 #Works!!
route -A inet6 add ::/0 gw fec0:b::1 #Also Works!!

Using the scenario with global address:
ip -6 route add ::/0 via 2000:b::1 #Works!!
route -A inet6 add ::/0 gw 2000:b::1 #Also Works!!

My question now is that a::1 is also global address, and i configure the
interface address with sucess("ip -6 addr add a::1/64 dev eth0"), so why can't
i configure also a route ("ip -6 route add ::/0 via b::2")?? Is that a bug??
Or is it because these addresses are reserved (not allocated)???

Following are shown the routing table of the first scenario

[EMAIL PROTECTED] ~]# route -A inet6 -n
Kernel IPv6 routing table
Destination                                 Next Hop                         
      Flags Metric Ref    Use Iface
a::/64                                      ::                               
      U     256    0        0 eth0
b::/64                                      ::                               
      U     256    0        0 eth2
c::/64                                      ::                               
      U     1024   0        0 eth2
fe80::/64                                   ::                               
      U     256    0        0 eth1
fe80::/64                                   ::                               
      U     256    0        0 eth0
fe80::/64                                   ::                               
      U     256    0        0 eth2
ff00::/8                                    ::                               
      U     256    0        0 eth2
ff00::/8                                    ::                               
      U     256    0        0 eth1
ff00::/8                                    ::                               
      U     256    0        0 eth0
ff00::/8                                    ::                               
      U     256    0        0 eth2
::/0                                        ::                               
      U     1      0        0 eth2
::1/128                                     ::                               
      U     0      34       2 lo
a::/128                                     ::                               
      U     0      3        2 lo
a::1/128                                    ::                               
      U     0      1        2 lo
b::/128                                     ::                               
      U     0      3        2 lo
b::1/128                                    ::                               
      U     0      31       2 lo
fe80::/128                                  ::                               
      U     0      0        2 lo
fe80::/128                                  ::                               
      U     0      0        2 lo
fe80::/128                                  ::                               
      U     0      0        2 lo
fe80::201:2ff:fea4:23a7/128                 ::                               
      U     0      0        2 lo
fe80::211:11ff:fe1c:6653/128                ::                               
      U     0      0        2 lo
fe80::230:4fff:fe02:bdeb/128                ::                               
      U     0      8        2 lo
[EMAIL PROTECTED] ~]#

Hope you can help me, thanks,

Tiago.
------- End of Forwarded Message -------


--
Webmail alunos ESTG de Leiria (http://webmail.student.estg.ipleiria.pt)

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