On Tue, Sep 24, 2013 at 03:55:04PM -0400, Tim Epkes wrote: > I just tested the most recent version of qemu (1.4). I have 2 virtual > images back to back via a tcp socket. They can ping eachother, but when I > down the listener and bring it back up (meaning killing the kvm and > relaunching) it cannot ping anymore. The connector never retries to > connect. This is the most viable solution for the LLDP and ISIS issues.
If the VDE bridge forwards LLDP then that might be your best bet: http://vde.sourceforge.net/ The VDE bridge process stays alive. VMs can come and go. Or if you're able and willing to modify net/socket.c you could add reconnect logic. Stefan