I have both type of call sip-2-pstn and pstn-2 -sip but quality is not good so how to check asterisk voice quality and codec quality i am useing G.711 alaw and ulaw and it is my LAN network so is there any specific perameter or option to improve quality of voice ???<br><br><b><i>Adrian Marsh <Adrian.Marsh@ubiquisys.com></i></b> wrote:<blockquote class="replbq" style="border-left: 2px solid rgb(16, 16, 255); margin-left: 5px; padding-left: 5px;"> Satish,<br><br>Whats your network setup? Do you get bad quality on internal-asterisk calls, or only on external calls? Are you making pure IP calls (sip2sip), or are there E1/T1 cards involved? What codecs are you currently using? What devices are you using?<br><br>Adrian Marsh<br> <br>________________________________________<br>From: asterisk-users-bounces@lists.digium.com [mailto:asterisk-users-bounces@lists.digium.com] On Behalf Of satish patel<br>Sent: 14 September 2007 06:48<br>To:
asterisk-users@lists.digium.com<br>Subject: [asterisk-users] Asterisk voice quality tuning<br><br>Dear all<br><br> I have asterisk 1.4.11 on CentOS. I have SIP IP phone arround 100 but i got Noice on voice call so what would be the resone and how to fine tune my voice quality on asterisk ?? what codec would be best for my asterisk<br><br><br><br> <br>________________________________________<br>Catch up on fall's hot new shows on Yahoo! TV. Watch previews, get listings, and more! <br><br>_______________________________________________<br><br>Sign up now for AstriCon 2007! September 25-28th. http://www.astricon.net/ <br><br>--Bandwidth and Colocation Provided by http://www.api-digital.com--<br><br>asterisk-users mailing list<br>To UNSUBSCRIBE or update options visit:<br> http://lists.digium.com/mailman/listinfo/asterisk-users<br></blockquote><br><BR><BR><p> 
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