:Enterprise VoIP Planet: VoIPowering Your Office with Asterisk: Making VoIP Calls Sound Good
Enterprise VoIP Planet: VoIPowering Your Office with Asterisk: Making VoIP Calls Sound Good Oct 6, 2006, 09 :00 UTC (0 Talkback[s]) (6777 reads) (Other stories by Carla Schroder)
"I know, last week I promised to write about getting SIP to navigate NAT firewalls. The neat thing about SIP is it's a peer-to-peer protocol, so you don't need an Asterisk server--or any kind of server--to make Internet phone calls. Unfortunately the task has left me daunted and dented, but not permanently. Soon I promise to reveal all.
"Meanwhile, let's talk about Asterisk sound quality. There are a lot of factors that affect it, enough to drive you back to the days of smoke signals and interpretive dance. But take courage, there a number of things you can do to get your call quality up to snuff..."