On Mon, Feb 18, 2013 at 05:54:20PM +0000, Richard W.M. Jones wrote: > On Mon, Feb 18, 2013 at 04:28:48PM +0800, Mohua Li wrote: > > Hi Rich, > > > > I'm checking this option, as i didn't find PATCH2/2 for this thread, i'm > > wondering how can i check the network > > address of the appliance? i just found the following in libvirt xml file, > > > > ue="/var/tmp"/>\n <qemu:arg value="-netdev"/>\n <qemu:arg > > value="user,id=usernet,net=169.254.0.0/16"/>\n <qemu:arg > > value="-device"/>\n <qemu:arg value="virtio-net-pci,netdev= > > What the --network option does is it sets up a user network. This is > implemented in qemu in userspace (using a thing called SLiRP) and it > doesn't give the appliance a separate network address. > > https://en.wikipedia.org/wiki/Slirp > > Also it has some limitations: > > http://libguestfs.org/virt-rescue.1.html#network > > Nevertheless from guestfish you can test the network using debug > commands. For example: > > $ guestfish --network -a /dev/null > > Welcome to guestfish, the libguestfs filesystem interactive shell for > editing virtual machine filesystems. > > Type: 'help' for help on commands > 'man' to read the manual > 'quit' to quit the shell > > ><fs> run > ><fs> debug sh 'exec 3<>/dev/tcp/redhat.com/80; echo "GET /" >&3; cat <&3' > [the redhat.com home page HTML should be printed here]
thanks for the info, i will have a try. > > Rich. > > -- > Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones > virt-top is 'top' for virtual machines. Tiny program with many > powerful monitoring features, net stats, disk stats, logging, etc. > http://people.redhat.com/~rjones/virt-top -- 我只担心一件事，我怕我配不上我所遭受的苦难
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