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UC520 Configuration Guide
Configuring Cisco Unified CallManager Express
UC520-4.2.9 Released Configuration Assistant Software 1.8 Released
What is the Cisco Unified Communications 500 Series?

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UC520 Configuration Guide
Configuring Cisco Unified CallManager Express
What is the Cisco Unified Communications 500 Series?
Unity Express
Change Background image on cisco 7970 or 7971 phone
Connecting the UC520 with a Sip trunk from an ITSP (Internet Telephony Service Provider) NexVortex
UC520 initial configuration -Step 1 Back Up

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Multiple Problems with UC520 16 user configuration
Can not delete HUNT Group
Connecting the UC520 with a Sip trunk from an ITSP (Internet Telephony Service Provider) NexVortex
UC500 sample configuration for E1

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g.711

My Voice Codec Reference

Submitted by ttrentler on Wed, 08/01/2007 - 23:52

codec
dsp
g.711
g.729
mos
VOIP Education

The below is a summary of digital voice standards from the ITU.

ttrentler's blog
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Active forum topics

Can't call Auto Attendant or VM numbers from my CUC520
Telnet does not work anymore
Normal Ring and Line Monitor
UC500 on order ... looking for jumpstart materials.
Error opening tftp://192.168.0.31/uc520-confg (Timed out)
Reception phone handling multiple lines
UC520 and Cisco Call Manager 7.0
Anyone configured CUE to receive faxes?
how to change boot image
One way audio with SIP trunk from Bandwidth.com

Voice News

Verizon Loses VoIP Patent Case, Did Vonage Screw Up?
Looking Ahead to Wednesday
Learn Us Something At eComm 2009
Speaking of Microsoft…
But I Like the Blue Button…
Digium to Aggressively Build Out Their Channel
Where to Go From Here…
VoIP’s Winners and Losers in a Down Economy
The Day When Every Home Has A T1
Thank You…
What Should I Be Writing About?
New Article - Social Media in the Enterprise

Cisco TAC Issues - CME - UE

Call hung and stuck in active state, ephone-dn is stuck in on hook , Fixed CSCsg74357
CCME should have a way to enforce the minimum intercall gap , Fixed CSCsf01614
cannot initiate skinny server when registering ephone , Terminated CSCeh67334
ephone-dn gets into a hung state and cannot receive or place calls , CSCsk67161
CM call to CME when Put on Hold, CME Hears FastBusy instead of TOH , Fixed CSCsl04115

Archive

May, 2007 (12)
June, 2007 (4)
July, 2007 (3)
August, 2007 (8)
September, 2007 (7)
October, 2007 (19)
November, 2007 (12)
December, 2007 (21)
January, 2008 (50)
February, 2008 (71)

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