Sorry this is such an old issue, but I'm revisiting it since I'm still having the problem even on other phones.

I'm wondering if the problem comes from an OS or hardware problem. I wonder if my CPU has enough power to process the files. It only happens at the beginning of a phrase. I don't know if everything is just a .wav file and that maybe the delay is caused from a delay at reading the file in question or processing it. I have a single processor Pentium4 3.2 GHz w/ 2GB RAM and a SATA hard drive.

I think the issue is that the Polycom phone is reproducing the sound so well that it shows all of the skips. If I listen close on other phones (like an analog phone connected to a Grandstream HT386 ATA) I can hear the skipping but it's not as pronounced.

Where do I find all of the files that make up the voicemail and AA prompts? I'll download and open them to make sure they aren't bad somehow.
Thanks,

Tim Ingalls
Shared Communications, Inc.
www.sharedcom.com
801-618-2102 Office



Michael Picher wrote:
is this just at the very beginning of the message?

could you download the message to your PC to see if the actual message like that?  This will determine if it is a recording issue or a playback issue.

Mike

On Tue, Jan 18, 2011 at 6:13 AM, Tony Graziano <[email protected]> wrote:
There is a one right way, and multiple wrong ways to upgrade bootrom/firmware in sipxecs.

When you upload polycom firmware or bootrom, it should still be zipped, and uploaded using the "polycom files" dropdown box"

Are you using lldp for phone discovery or SLA? If not, firmware 3.1.3RevC s safest to use (IMO).


On Mon, Jan 17, 2011 at 11:24 PM, Tim Ingalls <[email protected]> wrote:
I'm running BootROM 4.3.0.0246 (which is Rev. B) and SIP 3.2.1.0054. Do I need to roll back the BootROM to 4.2.2?

I tried loading 4.2.2 into sipX-config (Devices >> Device files) and rebooting the phones, but the same BootROM (4.3.0) is still coming up when I go to the phone's status page. What's the correct way to roll back the firmware?

By the way, when you say "firmware" are you referring to the sip.ld application or the BootROM?

Thanks,

Tim Ingalls
Shared Communications, Inc.
801-618-2102 Office

      


Tony Graziano wrote:
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


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--
======================
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

Blog:


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--
======================
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

Blog:


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