On Mon, 2007-04-02 at 07:58 -0400, Paul Kyzivat wrote: > However this will not guarantee you will get a secure call to a > destination on the PSTN. Once the call leaves the sip network all bets > are off. > > IMO a key value of TEL is that it does not dictate the protocol used to > reach the destination, whereas a sip/sips URI does. In theory a TELS URI > could specify a requirement to reach a destination securely without > specifying how. But in practice I don't think we currently know how to > realize that.
I'd say that last more strongly - "securely without saying how" is at best meaningless and at worst actively misleading - exactly the sort of statement the bad guys would all like us to agree on. -- Scott Lawrence tel:+1-781-938-5306;ext=162 or sip:[EMAIL PROTECTED] sipXecs project coordinator - SIPfoundry http://www.sipfoundry.org/sipXecs Chief Technology Officer - Pingtel Corp. http://www.pingtel.com/ _______________________________________________ Sip mailing list https://www1.ietf.org/mailman/listinfo/sip This list is for NEW development of the core SIP Protocol Use [EMAIL PROTECTED] for questions on current sip Use [EMAIL PROTECTED] for new developments on the application of sip
