Because. Its not declining or disappearing .. just ask the mobile operators who have added several billion new mobile handsets over the past few years. Analog POTS is certainly dying but the E.164 namespace is doing even better than domain names. -----Original Message----- From: ietf-bounces@xxxxxxxx [mailto:ietf-bounces@xxxxxxxx] On Behalf Of Masataka Ohta Sent: Thursday, October 21, 2010 1:14 AM To: David Conrad Cc: ietf@xxxxxxxx Subject: Re: draft-iab-dns-applications - clarification re: Send-N David Conrad wrote: > In the intervening decades, it is probably worthwhile dealing > with the reality that PSTN (and hence E.164) exists. But, why do we have to be bothered by proposals for more efficient processing of the declining and disappearing E.164? Masataka Ohta _______________________________________________ Ietf mailing list Ietf@xxxxxxxx https://www.ietf.org/mailman/listinfo/ietf _______________________________________________ Ietf mailing list Ietf@xxxxxxxx https://www.ietf.org/mailman/listinfo/ietf