Multicast LDP or P2MP RSVP & LDP
rjs at eng.gxn.net
Thu Nov 26 01:46:22 CST 2009
On 26 Nov 2009, at 06:27, devang patel wrote:
> Hi All,
> I just want to know about the deployment of Multicast LDP or P2MP
> RSVP and
> LDP is available from any vendor or they are still in draft status?
To the best of my knowledge, the only current P2MP LSP implementation
available is in JunOS . The guys at Juniper wrote a draft relating
to their experience with scaling and implementing P2MP MVPN , which
is worth a look -- this draft mentions that IOS XR has an
implementation, although I struggled to find any documentation that
Both the LDP-based  P2MP standard are still in draft status, but
the extensions required in RSVP-TE for signalling P2MP paths are in
From a couple of discussions I've had, there are not very many people
using this functionality -- with most common application being IPTV.
For traditional transport of multicast over an SP core, it's often
easier to provide some AToM/L2VPN service.
Hope this helps somewhat.
Rob Shakir <rjs at eng.gxn.net>
Network Development Engineer GX Networks/Vialtus Solutions
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