RE: RIPng on NBMA issue

From: Brian McGahan (bmcgahan@internetworkexpert.com)
Date: Thu Sep 22 2005 - 13:47:27 GMT-3


Easyman,

        Split horizon for RIPng is controlled under the RIPng process
with the "split-horizon" command, not at the interface level like in
IPv4.

HTH,

Brian McGahan, CCIE #8593
bmcgahan@internetworkexpert.com

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> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf
Of
> Easyman
> Sent: Thursday, September 22, 2005 10:11 AM
> To: GroupStudy CCIE-Lab
> Subject: RIPng on NBMA issue
>
> Hi , Groups
>
> Today I try to configure ripng on a frame-relay hub and spoke network
.
>
> Say R2 is the Hub, R4, R5, R6 are spoke routers .
> Config as following
>
> R2
> interface Serial0
> ipv6 address 2003::150:50:100:2/96
> ipv6 address FE80::2 link-local
> ipv6 enable
> ipv6 rip ripng2 enable
> frame-relay map ipv6 FE80::4 104 broadcast
> frame-relay map ipv6 FE80::5 105 broadcast
> frame-relay map ipv6 FE80::6 106 broadcast
> frame-relay map ipv6 2003::150:50:100:4 104 broadcast
> frame-relay map ipv6 2003::150:50:100:5 105 broadcast
> frame-relay map ipv6 2003::150:50:100:6 106 broadcast
>
> R4
> Interface Serial0/0
> ipv6 address 2003::150:50:100:4/96
> ipv6 address FE80::4 link-local
> ipv6 rip ripng2 enable
> frame-relay map ipv6 FE80::2 401 broadcast
> frame-relay map ipv6 FE80::5 401 broadcast
> frame-relay map ipv6 FE80::6 401 broadcast
> frame-relay map ipv6 2003::150:50:100:2 401 broadcast
> frame-relay map ipv6 2003::150:50:100:5 401 broadcast
> frame-relay map ipv6 2003::150:50:100:6 401 broadcast
>
>
> R5
> Interface Serial0
> ipv6 address 2003::150:50:100:5/96
> ipv6 address FE80::5 link-local
> ipv6 rip ripng2 enable
> frame-relay map ipv6 FE80::2 501 broadcast
> frame-relay map ipv6 FE80::4 501 broadcast
> frame-relay map ipv6 FE80::6 501 broadcast
> frame-relay map ipv6 2003::150:50:100:2 501 broadcast
> frame-relay map ipv6 2003::150:50:100:4 501 broadcast
> frame-relay map ipv6 2003::150:50:100:6 501 broadcast
>
> R6
> Interface serial0/0
> ipv6 address 2003::150:50:100:6/96
> ipv6 address FE80::6 link-local
> ipv6 rip ripng2 enable
> frame-relay map ipv6 FE80::2 601 broadcast
> frame-relay map ipv6 FE80::4 601 broadcast
> frame-relay map ipv6 FE80::5 601 broadcast
> frame-relay map ipv6 2003::150:50:100:2 601 broadcast
> frame-relay map ipv6 2003::150:50:100:4 601 broadcast
> frame-relay map ipv6 2003::150:50:100:5 601 broadcast
>
>
> On R2 I can received all the spoke router's lan ipv6 subnet routes.
> And on all the spoke routers I have only R2's lan ipv6 subnet routes ,
but
> not any spoke's .
>
> Is there an split-horizon issue on R2 Serial 0 ?
> I have tried to disable the split-horizon function on R2's Serial0 ,
but I
> can't find the command like such as "no ipv6 split-horizon" ?
>
> Someone please give me a hand.
> TIA.
>
> Easyman
>
>



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