The MPLS WG Archive

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

Hi,

An OA is a collection of BAs that have the same Class, but different drop precedence.

-Shahram

> -----Original Message-----
> From: mpls-bounces@lists.ietf.org 
> [mailto:mpls-bounces@lists.ietf.org]On
> Behalf Of Andreas Hess
> Sent: Thursday, September 16, 2004 12:15 PM
> To: mpls@ietf.org
> Subject: [mpls] MPLS/DiffServOA and BA 
> 
> 
> Hi,
> I am not sure if I really understood the concept of OAs and BAs.
> To my understanding a DSCP value consists of a PHB scheduling 
> class part and a 
> drop precedence part. Furthermore, a BA is identified via the 
> DSCP value.
> So far, things are fine.
> But I am not sure about  the definition of an ordered 
> aggregate (OA), which is 
> said to be a set of BAs that share an ordering constraint. 
> Does this mean 
> that an OA specifies the interaction of multiple PHBs on a 
> diffserv node such 
> that no reordering --- on microflow basis --- of packets occurs?
> Is this correct?
> Thanks for helping!
> 
> Regards Andreas
> 
> 
> 
> 
> 
> 
> _______________________________________________
> mpls mailing list
> mpls@lists.ietf.org
> https://www1.ietf.org/mailman/listinfo/mpls
> 

_______________________________________________
mpls mailing list
mpls@lists.ietf.org
https://www1.ietf.org/mailman/listinfo/mpls