Subject: [Ietf-behave] RE: consensus query: -behave-nat-udp: moving requirements

From: "Francois Audet" <[email-masked]>
Date: Wed, 3 May 2006 20:24:08 -0700 (PDT)

I agree with both Rohan and Cullen.

It is way past bedtime. WGLC was completed a long time ago. All
technical issues
have been resolved. It is very clear that we had a concensus.

This draft needs to be submitted with the requirements in.

> -----Original Message-----
> From: Dan Wing [mailto:dwing@xxxxxxxxx] 
> Sent: Tuesday, May 02, 2006 11:48
> To: BEHAVE WG
> Cc: Audet, Francois [SC100:3055:EXCH]; 'Pyda Srisuresh'; 
> baford@xxxxxxx; ssenthil@xxxxxxxxx; 'Saikat Guha'
> Subject: consensus query: -behave-nat-udp: moving requirements
> 
> 
> This email is to poll for consensus on moving the following 
> requirements from the UDP document 
> (draft-ietf-behave-nat-udp-05.txt) to the forthcoming BEHAVE 
> working group ICMP document (currently
> draft-srisuresh-behave-nat-icmp-01.txt):
> 
>   REQ-12:  Receipt of any sort of ICMP message MUST NOT destroy 
>            the NAT mapping.
>            a) The NAT's default configuration SHOULD NOT filter 
>               ICMP messages based on their source IP address.
>            b) It is RECOMMENDED that a NAT support ICMP 
>               Destination Unreachable messages.
> 
>   REQ-13:  If the packet has DF=1, the NAT SHOULD send back an 
>            ICMP message "fragmentation needed and DF set" message 
>            to the host as described in RFC 792 [2].
>            a) If the packet has DF=0, the NAT SHOULD fragment 
>               the packet and send the fragments, in order.
> 
>   REQ-14:  A NAT MUST support fragmentation of packets larger 
>            than link MTU.
> 
> 
> If you have an objection to moving these requirements from 
> the UDP document to the ICMP document, please reply to this email.
> 
> -d
> 
>