> > The Digium SS7 stack I was referring to was LIBISUP http://www.voip- > info.org/wiki/index.php?page=Asterisk+ss7+LIBISUP Have you any idea what the ca price on this is? Just curious. --- Another question: What can Asterisk do with an SS7 stack 'as is'? I assume this is only mtp & isup etc. Is it only for bridging to SIP or Q,931 or can it do more? Jan