Re: VPLS model for L2VPN Framework document

Richard> The  security concern I  was thinking  of is  the possibility  of a
Richard> customer injecting untagged frames into  the SP network via a trunk
Richard> port. 

I'm not sure I see what this has to do with VPLS.  I'd have thought that SPs
don't let their  customers inject untagged frames into the  SP network via a
trunk port.  If they do, there seems to be a security problem whether or not
VPLS is in use.