[rbridge] ????: ????: rbridge for ipv6 ?

Ganesh CS gsankara at cisco.com
Mon Sep 19 07:57:35 PDT 2005


Hi Yiou,
Per my understanding, within rbridge domain we should not be requiring a
separate routing protocol other than rbridge's own routing protocol for
rbridge reachability. However to advertise internal routes to outside of
the rbridge domain we may require a routing protocol.

Anyone on the list can correct me if I am wrong.

regs
Ganesh

Yiou Deng wrote:

>¡¡¡¡Hi Ganesh,
>¡¡¡¡I mean that ANY of the routing protocols can be used for rbridge
>reachability. I'm new for this mailing list and know little about why
>ISIS is preferred for rbridge. Will anyone be kind enough to explain
>this for me? Thanks in advance.
>¡¡¡¡
>¡¡¡¡Regards,
>¡¡¡¡Yiou
>¡¡¡¡-----ÓʼþÔ­¼þ-----
>·¢¼þÈË: rbridge-bounces at postel.org [mailto:rbridge-bounces at postel.org]
>´ú±í Ganesh CS
>·¢ËÍʱ¼ä: 2005Äê9ÔÂ14ÈÕ 22:45
>ÊÕ¼þÈË: Developing a hybrid router/bridge.
>Ö÷Ìâ: Re: [rbridge] ????: rbridge for ipv6 ?
>¡¡¡¡
>¡¡¡¡Hi Yiou,
>¡¡¡¡Do you mean that still routing protocols other than IS-IS routing
>are
>¡¡¡¡required just for rbrige reachability ?
>¡¡¡¡
>¡¡¡¡regs
>¡¡¡¡Ganesh
>¡¡¡¡
>¡¡¡¡Yiou Deng wrote:
>¡¡¡¡
>¡¡¡¡>¡¡¡¡Hello!!
>¡¡¡¡>¡¡¡¡Rbridge network is just like a L2VPN network formed by IP or
>MPLS,
>¡¡¡¡>the only use of routing protocols in Rbridge is to ensure the
>¡¡¡¡>connectivity of Rbridge network internally. 
>¡¡¡¡>¡¡¡¡
>¡¡¡¡>¡¡¡¡Maybe we can talk face to face at Kuike building if any doubts
>still
>¡¡¡¡>there :-)
>¡¡¡¡>¡¡¡¡
>¡¡¡¡>¡¡¡¡Yiou
>¡¡¡¡>¡¡¡¡-----ÓʼþÔ­¼þ-----
>¡¡¡¡>·¢¼þÈË: rbridge-bounces at postel.org
>[mailto:rbridge-bounces at postel.org]
>¡¡¡¡>´ú±í Yang Yang
>¡¡¡¡>·¢ËÍʱ¼ä: 2005Äê9ÔÂ14ÈÕ 0:36
>¡¡¡¡>ÊÕ¼þÈË: 'Developing a hybrid router/bridge.'
>¡¡¡¡>Ö÷Ìâ: Re: [rbridge] rbridge for ipv6 ?
>¡¡¡¡>¡¡¡¡
>¡¡¡¡>¡¡¡¡Hi,
>¡¡¡¡>¡¡¡¡   Rbridge forwards frames based on L2 address in data plane.
>But it
>¡¡¡¡>uses
>¡¡¡¡>¡¡¡¡routing protocols which may operate at L3 in control plane. If
>L3
>¡¡¡¡>address is
>¡¡¡¡>¡¡¡¡used, is Rbridge a L2 device? And I think IPv4 and IPv6 should
>both
>¡¡¡¡>be
>¡¡¡¡>¡¡¡¡supported.
>¡¡¡¡>¡¡¡¡   Still now, I am not sure whether the routing protocol can
>use MAC
>¡¡¡¡>address
>¡¡¡¡>¡¡¡¡via adding a new TLV in IS-IS.
>¡¡¡¡>¡¡¡¡
>¡¡¡¡>¡¡¡¡   Best Regards!
>¡¡¡¡>¡¡¡¡    Yang Yang
>¡¡¡¡>¡¡¡¡
>¡¡¡¡>¡¡¡¡-----Original Message-----
>¡¡¡¡>¡¡¡¡From: rbridge-bounces at postel.org
>[mailto:rbridge-bounces at postel.org]
>¡¡¡¡>On
>¡¡¡¡>¡¡¡¡Behalf Of Joe Touch
>¡¡¡¡>¡¡¡¡Sent: Wednesday, September 14, 2005 12:01 AM
>¡¡¡¡>¡¡¡¡To: Developing a hybrid router/bridge.
>¡¡¡¡>¡¡¡¡Subject: Re: [rbridge] rbridge for ipv6 ?
>¡¡¡¡>¡¡¡¡
>¡¡¡¡>¡¡¡¡Rbridge is an L2 device; at the ingress, it should be capable
>of
>¡¡¡¡>peeking
>¡¡¡¡>¡¡¡¡into various packets for optimization like other L2 systems, e.
>g.,
>¡¡¡¡>for
>¡¡¡¡>¡¡¡¡multicast. This includes IPv4 and IPv6, but these are just
>¡¡¡¡>optimizations
>¡¡¡¡>¡¡¡¡- if not implemented, it should not affect correct operation.
>¡¡¡¡>¡¡¡¡
>¡¡¡¡>¡¡¡¡Joe
>¡¡¡¡>¡¡¡¡
>¡¡¡¡>¡¡¡¡Ganesh CS wrote:
>¡¡¡¡>¡¡¡¡> Hi all,
>¡¡¡¡>¡¡¡¡> Is rbridge for ipv6 under consideration ?
>¡¡¡¡>¡¡¡¡> 
>¡¡¡¡>¡¡¡¡> Ganesh
>¡¡¡¡>¡¡¡¡> _______________________________________________
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>¡¡¡¡>
>¡¡¡¡
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