hello, http://www.ietf.org/internet-drafts/draft-aboulmagd-ccamp-crldp-ason-ext-02. txt what is: 1: defination of a call (SIP WG exists in ietf, but this query is specific to a "PCM" person's area.......) 2: if its a generalised protocol limited to TLV based specs, why is it limited to CRLDP? 3. elaborating point 2, if one doesnt have a standard for signalling protocol as of date, how does the signalling protocol even matter to the this draft except for conflicts in number space...why cant one realise the basic algorithm proposed in the draft -B