Subject: [PWE3] Re: BFD for PW Fault Detection (VCCV)

From: "Thomas D. Nadeau" <[email-masked]>
Date: Thu, 11 May 2006 14:46:21 -0400

> One of the PWE3 VCCV options is to use the BFD as a fault detection  
> tool.
>
> If I understand correctly, when using PWE3 VCCV, the BFD packets  
> should be UDP/IP packets.
	Its  basically a UDP/IP behind the PW header.
> What is the use of the UDP/IP encapsulation?
>
> Why can't it be a Control Word (PW Associated Channel Header  with  
> 0001 as first nibble) followed by the BFD Packet ?
	I have an update of the draft coming out with some clarifications, but
in essence, you use the same packet format as the other VCCV payloads.

	--tom

> With regards,
>         Oren Geron.

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