I will connect to verizon stp using 2 a link. but they require the link via 56k ds0. Is this 4 wire digital dds? Any pci card known working? Thanks advanve -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.digium.com/pipermail/asterisk-ss7/attachments/20150415/2e44fc10/attachment.html>