On 12/30/08 14:45, Alex Balashov wrote:
Alex Balashov wrote:
I think #3 is the most important and the one that
is likely to prove
most relevant in the short term, as I think we can all agree that there
is no expectation that the PSTN in a time frame anyone would deem short
to immediate term.
That is, "that the PSTN will go away."
I think we talk here about a business model. While PSTN stands more for
technology, Telco world will be with us, no matter they use TDM, ISDN, SIP or SIPng...
Similar to NAT, which would do security even IP address shortage would be a past,
PSTN-model is a walled-garden communication environment, protecting from
"buhoohalaa" threats of wide Internet.
Cheers,
Daniel
--
Daniel-Constantin Mierla
http://www.asipto.com