Re: [Rserpool] AD comments on draft-ietf-rserpool-enrp-17, draft-ietf-rserpool-asap-17, draft-ietf-rserpool-common-param-13

Magnus Westerlund <magnus.westerlund@ericsson.com> Mon, 18 February 2008 16:24 UTC

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Date: Mon, 18 Feb 2008 17:23:11 +0100
From: Magnus Westerlund <magnus.westerlund@ericsson.com>
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Subject: Re: [Rserpool] AD comments on draft-ietf-rserpool-enrp-17, draft-ietf-rserpool-asap-17, draft-ietf-rserpool-common-param-13
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Hi,

I think the update provided in November solved most of the issues for 
ENRP. However, there are still a few that I am missing answers or 
resolution to. It might be that I am missing some explanation email to 
these issues. Please help me ensure that we take care of all the issues.

Magnus Westerlund skrev:
> ENRP:
> 
> E4. Section 2.3: What I don't understand is why the Pool Entry format
> isn't a TLV in itself with the sub TLVs so that one can skip all the PEs
> to the next Pool Entry.
> 
> E6. TAKEOVER: I am bit frightened that a malicious server that ignore
> ENRP_PRESENCE message can force a takeover. No one can protest a single
> bit. I also find it strange that there is no "R"eject bit in the
> ENRP_INIT_TAKEOVER_ACK. If two servers that initiated takeover at the
> sametime reach each other there are no way to indicate that you are the
> looser and I reject your initiation because I am the winner.  See also
> below.
> 
> 
> E22, section 3.10.2: How long is the TAKEOVER_ACKS valid? I guess there
> is an assumption that the Initiating server will send an enforcement as
> soon as it has received ACKs from all other.
> 
> 
> E25. Section 5: Well known Port registration for ENRP?
> 

Cheers

Magnus Westerlund

IETF Transport Area Director & TSVWG Chair
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