The MPLS WG Archive

[Shahram Davari <Shahram_Davari@pmc-sierra.com>]

Hi,

What you described is permitted and in fact is used for example when per-platform
label spaces are used.

-Shahram

> 
> Hi all,
> 
> I have a question on the association of Control Channel and Data
> Channel. I would appreciate if somebody could answer it
> 
> In the following figure (A*,B*) are for Control Channel Interface
> addresses and  (X*,Y*) are for Data Channel Interface Addresses.
> Dotted lines (....) for control channel, Dashed line (----) for
> data channel.
> 
> 	      A1 .................................B1
>   Node 1      X1 ---------------------------------Y1     Node 2
>                   A2 .................................B2
> 
> In the above configuration can we have Node1 use A1-B1 for sending
> control messages for X1-Y1 but expect to receive control messages
> for X1-Y1 on A2-B2.
> Similarly can we have Node2 use B2-A2 for sending
> control messages for X1-Y1 but expect to receive control messages
> for X1-Y1 on B2-A2.
> 
> Is this prohibited and if it is, which document specifies it?
> 
> 
> Thanks,
> Vikram.
> 
> 
>