Most importantly, there are issues of certain versions of polycom firmware. What are the phones running?
On Mon, Jan 17, 2011 at 7:20 PM, Tim Ingalls <[email protected]> wrote: > Hi. I'm not sure why, when I play back voicemail messages, the IVR voice > stutters. It sounds like it is stuttering at the beginning of each > phrase. It sounds like really bad jitter/latency. The actual voice > message sounds just fine. It's just the IVR voice that is the problem. > > Playback is on a Polycom IP 670 and a Polycom IP 450 using the default > g.722 codec. I'm running sipXecs 4.2.1 on a Pentium 4 running a 3.0 GHz > single-core processor and 2GB of DRAM. My install is based on the latest > 4.2.1 ISO. I have plenty of free RAM and am not using the swap memory. > I'm running Asterisk on a box that has less horsepower and I have no > such problems. > > Here's the performance output from the top command: > > top - 17:09:43 up 22 days, 20:02, 1 user, load average: 0.07, 0.07, 0.02 > Tasks: 130 total, 1 running, 128 sleeping, 0 stopped, 1 zombie > Cpu(s): 0.2%us, 0.2%sy, 0.0%ni, 99.7%id, 0.0%wa, 0.0%hi, 0.0%si, > 0.0%st > Mem: 2067248k total, 1896720k used, 170528k free, 302592k buffers > Swap: 6289436k total, 0k used, 6289436k free, 692344k cached > > While checking VM or leaving a VM message, the CPU never appears to go > over 1% to 5% usage. > > Does anyone have any ideas on how to fix this? > > -- > Thanks, > > Tim Ingalls > Shared Communications, Inc. > 801-618-2102 Office > > > _______________________________________________ > sipx-users mailing list > [email protected] > List Archive: http://list.sipfoundry.org/archive/sipx-users/ > -- ====================== Tony Graziano, Manager Telephone: 434.984.8430 sip: [email protected] Fax: 434.326.5325 Email: [email protected] LAN/Telephony/Security and Control Systems Helpdesk: Telephone: 434.984.8426 sip: [email protected] Helpdesk Contract Customers: http://support.myitdepartment.net <http://support.myitdepartment.net>Blog: http://blog.myitdepartment.net Linked-In Profile: http://www.linkedin.com/pub/tony-graziano/14/4a6/7a4
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