From mboxrd@z Thu Jan 1 00:00:00 1970 From: tgh Subject: about network live connection during migration Date: Sun, 09 Mar 2008 10:50:22 +0800 Message-ID: <47D3506E.4030801@sina.com.cn> References: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Keir Fraser Cc: "xen-devel@lists.xensource.com" List-Id: xen-devel@lists.xenproject.org hi I try to understand to the mechanism of live migration, and I read the code ,and have some confusion about the network live connection during the migration,could you help me, i read the paper about the live migration,it explaine that in a single switched LAN,host sends unsolicited ARP,and in router case, broadcastARP will not be accecpted ,and migratedOS need to sends to the interfaces in the ARPcache,while in a switched net,migrated OS holds the same MAC address,and network switch could detect the change of location, i am confused about where the code for all of these , could you give me some more detailed explanation or tell me where the code for these Thanks in advance