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Cell Relay Retreat>List Archive>month:1998-Mar> msg00307



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Re: OAM F4,F5 flows

  • From: Gopal Kailad <gopal@torrentnet.com>
  • Date: Tue, 24 Mar 1998 12:38:40 -0500

Patrick Hurley wrote:

> It is my understanding according to I.610 that F4,F5 performance flows
> are used to identify performance issues at the VPC/VCC level. I
> downloaded the Word document from ITU.
>
> I realize not all manufacturers have implemented all recommendations of
> I.610.  Also, I understand that the recommendations can be interpreted
> differently and certain functions are left out when a switch is
> manufactured so it can get to market.  I know a particular vendor of
> routers does not have F4,F5 implemented as an example.
>
> So what are the flavors of actual functions, with regard to OAM F4,F5
> flows, among real ATM devices (routers/switches) today?
> --
> Patrick Hurley

 Strange, I was about to post the same question.According to UNI 3.1, only
Fault Management has to be supported.Are there any ATM Access devices that
go beyond this and supportthe other functions as per I.610, such as
performance management,and continuity check ?TIA,

Gopal