Firewalling xen bridge

April 19, 2009, 6:28 p.m.

Occasionally you will wish to block certain ports to your DomUs from Dom0. By default you wish to allow any traffic from and to DomU but for some security considerations, I found it to be wise to block some ports to and from my clients DomUs. One such port range ...

[ Linux ] [ Networking ] [ security ] [ Virtualization ]

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Multiple network interfaces in Xen

Oct. 6, 2008, 1:01 p.m.

By default xen tools comes with only one network interface enabled for your dom0 and domU machines. So what if you want to add some more? It's actually very simple.

All you need to do is run:

/etc/xen/scripts/network-bridge start vifnum=1 netdev=eth1 bridge=xenbr1

This ...

[ Virtualization ] [ xen ]

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Preventing ip conflicts in xen

Sept. 22, 2008, 11:18 a.m.

So lately I’m playing with xen kernel and virtualization, and I came across one relatively big problem. Let’s say i want to share my guest machines to… let’s say clients. You must give them root… because that’s whats vps-es all all about… having root access to ...

[ Linux ] [ Virtualization ] [ xen ]

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