Re: [magma] Destination address in v2 leave message

Indranil Bhattacharya <myselfindranil@gmail.com> Fri, 14 October 2011 03:13 UTC

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Date: Fri, 14 Oct 2011 08:43:04 +0530
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From: Indranil Bhattacharya <myselfindranil@gmail.com>
To: Bharat Joshi <bharat_joshi@infosys.com>
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Subject: Re: [magma] Destination address in v2 leave message
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Thanks Bharat.

- Indranil

On Fri, Oct 14, 2011 at 7:23 AM, Bharat Joshi <bharat_joshi@infosys.com>wrote:

> Hi Kunal/Indranil,
>
>         Leave message is sent to ALL-Routers address because host does not
> keep track of the querier.
>
>         If host needs to keep track of querier, it will have to implement
> querier election algorithm and maintain a state with querier-timeout etc.
> which is unnecessary.
>
> Regards,
> Bharat
> ________________________________________
> From: magma-bounces@ietf.org [magma-bounces@ietf.org] On Behalf Of
> Indranil Bhattacharya [myselfindranil@gmail.com]
> Sent: Friday, October 14, 2011 2:05 AM
> To: Kunal Shah
> Cc: magma@ietf.org
> Subject: Re: [magma] Destination address in v2 leave message
>
> Hi Kunal,
>
>            Non-queriers lower the group timers upon receiving
> group-specific query from querier. They always ignore leave messages. Please
> refer the last state diagram in section 7 which is for non-querier.
>
> Thanks,
> Indranil
>
> On Thu, Oct 13, 2011 at 11:48 PM, Kunal Shah <kunal.shah@ericsson.com
> <mailto:kunal.shah@ericsson.com>> wrote:
> Non-querier does process the leave message. On receiving a leave the
> non-querier is going to reduce the group timer to [Max Response Time] in the
> packet * [Last Member Query Count] but will not send the leave. Please refer
> to section 7 of RFC 2236.
>
> ________________________________
> From: magma-bounces@ietf.org<mailto:magma-bounces@ietf.org> [mailto:
> magma-bounces@ietf.org<mailto:magma-bounces@ietf.org>] On Behalf Of
> Indranil Bhattacharya
> Sent: Thursday, October 13, 2011 10:30 AM
> To: magma@ietf.org<mailto:magma@ietf.org>
> Subject: [magma] Destination address in v2 leave message
>
> Hi,
>
>    Can anyone please tell me the disadvantage of using queriers address as
> destination address in v2 leave message? Is there any advantage of sending
> it to 224.0.0.2? Non-querier never processes leave message anyway.
>
> Thanks,
> Indranil
>
>
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