Re: DHCPv6 host route in client side

From: Carlos G Mendioroz <tron_at_huapi.ba.ar>
Date: Thu, 24 Apr 2014 06:45:17 -0300

Daniel,
I'm sure asleep, but what exactly is the problem ?
What kind of route do you expect from DHCP ?
-Carlos

Daniel Barney @ 23/04/2014 23:23 -0300 dixit:
> Hello everyone
> I am studing DHCPv6 and I am having trouble with the prefix my client is
> taking.
> On my server I have the following config:
>
> SERVER f0/0 ------f0/0 CLIENT
>
> SERVER SIDE:
> interface FastEthernet0/0
> no ip address
> duplex full
> speed auto
> ipv6 address 1991:11::1/64
> ipv6 nd autoconfig prefix
> ipv6 dhcp server TST
> !
> end
>
> !
> ipv6 unicast-routing
> ipv6 cef
> ipv6 dhcp pool TST
> address prefix 1991:11::/64
> domain-name cisco.com
>
>
> CLIENT SIDE
>
> !
> interface FastEthernet0/0
> no ip address
> duplex full
> ipv6 address dhcp
> ipv6 enable
> ipv6 nd autoconfig prefix
> ipv6 nd managed-config-flag
> !
> end
>
> Client does takes an IP but this one is a host route
>
> CLIENT(config-if)#do sh ipv6 route
> IPv6 Routing Table - default - 2 entries
> Codes: C - Connected, L - Local, S - Static, U - Per-user Static route
> B - BGP, M - MIPv6, R - RIP, I1 - ISIS L1
> I2 - ISIS L2, IA - ISIS interarea, IS - ISIS summary, D - EIGRP
> EX - EIGRP external, ND - Neighbor Discovery
> O - OSPF Intra, OI - OSPF Inter, OE1 - OSPF ext 1, OE2 - OSPF ext 2
> ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2
> LC 1991:11::39E9:5DFD:BAFC:944A/128 [0/0]
> via FastEthernet0/0, receive
> L FF00::/8 [0/0]
> via Null0, receive
>
> I did a bit of research and I found it is a bug and that ipv6 nd autoconfig
> prefix command will istall a /64 since thats what I have in my pool.But this
> is not working.
>
> Can you guys help me out with this please? I tested this on 12.4T (Real gear)
> and 15.0M (GNS3) and same behaivor
>
>
> ---
> Daniel Barney Briseqo
> "El ultimo minuto tambiin tiene 60 segundos"
> Cel: (55) 31 00 52 26
>
>
> Blogs and organic groups at http://www.ccie.net
>
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-- 
Carlos G Mendioroz  <tron_at_huapi.ba.ar>  LW7 EQI  Argentina
Blogs and organic groups at http://www.ccie.net
Received on Thu Apr 24 2014 - 06:45:17 ART

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