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Re: [Xen-users] Switches and a moving MAC address

from [Andreas Bach Aaen (AH/TED)]

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Subject:	Re: [Xen-users] Switches and a moving MAC address
From:	"Andreas Bach Aaen (AH/TED)" <andreas.bach.aaen@xxxxxxxxxxxx>
Date:	Fri, 9 Sep 2005 11:59:50 +0200
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On Fredag 09 september 2005 11:11, Ian Pratt wrote:

> > Hence I would like to flush the forwarding cache in the
> > switch for this particular MAC address.
> This should already happen, at least it used to on 2.0. Might be worth
> veryifying the code hasn't rotted.
>
> We send an unsolicited arp reply, which works in both the case of moving
> the MAC and of moving just the IP. (The source mac address of the packet
> should cause the switch to reconfigure.)

Right.
Maybe the code in:
/usr/lib/python2.3/site-packages/xen/xend/XendDomainInfo.py
where the comment says:
 """send an unsolicited ARP reply for all non link-local IP addresses.

Regards,
-- 
Andreas Bach Aaen              System Developer, M. Sc. 
Ericsson Danmark A/S           tel: +45 89 38 51 00
Skanderborgvej 232             fax: +45 89 38 51 01
8260 Viby J      Denmark       andreas.bach.aaen@xxxxxxxxxxxx

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[Xen-users] Switches and a moving MAC address, Andreas Bach Aaen (AH/TED) Re: [Xen-users] Switches and a moving MAC address, Dirk H. Schulz Re: [Xen-users] Switches and a moving MAC address, Andreas Bach Aaen (AH/TED) Re: [Xen-users] Switches and a moving MAC address, Nick Couchman RE: [Xen-users] Switches and a moving MAC address, Ian Pratt Re: [Xen-users] Switches and a moving MAC address, Andreas Bach Aaen (AH/TED) <=

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