Re: Issue with RIPng over Frame Relay NBMA

From: Toh Soon, Lim (tohsoon28@gmail.com)
Date: Fri Oct 12 2007 - 15:06:26 ART


Hi Joe,

Thanks. I have the same understanding.

B.Rgds,
Lim TS

On 10/12/07, Joseph Saad <joseph.samir.saad@gmail.com> wrote:
>
> You need the broadcast statement per protocol per DLCI once. It doesn't
> matter on which IPv6 address you put it.
>
> On 10/12/07, Simon Grace <SimonG@pcsystems.gr> wrote:
> >
> > Whilst we're on the subject I wonder if someone can clear something up
> > for me.
> >
> > On some practice labs I've seen the broadcast statement on the IPV6
> > address and not the link local
> > and
> > some other labs I've seen the broadcast statement on the link local
> > address and not the physycial interface address.
> >
> > Could somebody clear that up for me please which is the correct
> > configuration.
> >
> > Thanks,
> >
> > Simon.
> >
> > -----Original Message-----
> > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> > Kulcsar Andras Benjamin
> > Sent: Friday, October 12, 2007 7:53 AM
> > To: ccielab@groupstudy.com
> > Subject: RE: Issue with RIPng over Frame Relay NBMA
> >
> > I think you have to also map the link-local addresses with frame-relay
> > map.
> >
> > Best regards,
> > Ben
> >
> > -----Original Message-----
> > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> > Toh Soon, Lim
> > Sent: Thursday, October 11, 2007 4:58 PM
> > To: ccielab@groupstudy.com
> > Subject: Issue with RIPng over Frame Relay NBMA
> >
> > Hi Group,
> >
> > I'm facing an issue running RIPng over frame relay NBMA. Any help is
> > welcome. My config as follows:
> >
> > R6
> > --
> > ipv6 unicast-routing
> > !
> > interface Serial0/0/0
> > no ip address
> > encapsulation frame-relay
> > ipv6 address 2001:1:1:26::6/64
> > ipv6 rip big enable
> > frame-relay map ipv6 2001:1:1:26::2 601 broadcast no frame-relay
> > inverse-arp !
> > ipv6 router rip big
> >
> > R2
> > --
> > interface Loopback1
> > no ip address
> > ipv6 address 2000:1:2:2::2/64
> > ipv6 rip big enable
> > !
> > interface Serial0/0/0
> > no ip address
> > encapsulation frame-relay
> > ipv6 address 2001:1:1:26::2/64
> > ipv6 rip big enable
> > frame-relay map ipv6 2001:1:1:26::6 106 broadcast !
> > ipv6 router rip big
> >
> > Verification:
> > -------------
> > R2#sh ipv int s 0/0/0
> > Serial0/0/0 is up, line protocol is up
> > IPv6 is enabled, link-local address is FE80::21B:54FF:FECE:2072
> > Global unicast address(es):
> > 2001:1:1:26::2, subnet is 2001:1:1:26::/64
> >
> > R6#pi FE80::21B:54FF:FECE:2072
> > Output Interface: serial0/0/0
> > Type escape sequence to abort.
> > Sending 5, 100-byte ICMP Echos to FE80::21B:54FF:FECE:2072, timeout is 2
> > seconds:
> > Packet sent with a source address of FE80::21B:54FF:FEBC:5EEE .....
> > Success rate is 0 percent (0/5)
> >
> > R6#pi 2001:1:1:26::2
> >
> > Type escape sequence to abort.
> > Sending 5, 100-byte ICMP Echos to 2001:1:1:26::2, timeout is 2 seconds:
> > !!!!!
> > Success rate is 100 percent (5/5), round-trip min/avg/max = 56/56/56 ms
> >
> > R6#sh ipv ro ri
> > R 2000:1:2:2::/64 [120/2]
> > via FE80::21B:54FF:FECE:2072, Serial0/0/0
> >
> > R6#pi 2000:1:2:2::2
> >
> > Type escape sequence to abort.
> > Sending 5, 100-byte ICMP Echos to 2000:1:2:2::2, timeout is 2 seconds:
> > .....
> > Success rate is 0 percent (0/5)
> >
> >
> > (1) I'm not able to ping to R2's link-local address from R6 but can ping
> > its global unicast address.
> > (2) R6 learns R2's loopback1 subnet address via RIP but can't ping R2's
> > loopback1 address.
> > (3) I notice the next-hop address of the RIP route is R2's link-local
> > address. I guess the reason why R6 can't ping R2's loopback1 has to do
> > with the issue of not being able to ping R2's link-local address.
> > (4) I have no issue if I re-configured the frame relay to p2p
> > subinterfaces.
> >
> > Did I miss anything in my config? Reloading both routers doesn't help.
> > Please advise.
> >
> >
> > Thank you.
> >
> > B.Rgds,
> > Lim TS
> >
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