IP Telephony and Phones

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Dear All,I need 1 help i have Cisco CME -3925 around 125 Ip phone registering in CME .my issue is IP-phone not getting ip address some times some phone getting ip address some times some phone getting ip address i configured  DHCPin CME its self prov...

Hi my name is Henrik Jensen.We have an ATA 187 when we telnet to port 32000 we get MXP interface.Is there away to set username and password or stop the port ?We have a costumer there see this as a security risk.

hj by Level 1
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Hello, I have a 2801 router with CME installed. This router is connected via ADSL to a VOIP SIP service provider.I have two 7940 phones connected to it and I make phone calls using this VOIP system.My question is regarding the actual DSP chips. I kno...

fran19422 by Level 1
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We recently installed approx. 25 6945 ip phones at our location in Hawaii. Delay seems to be preventing the phones to upgrade firmware. All my work arounds have failed. Any suggestions. Here is what I have tried:Load server - installed all necessary ...

jszapipes by Level 1
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Hi Experts!My customer have this scenario:400 remote sites (4 - 8 IP Phones).2 CUBE to sip-to-sip calls with ISP.Topology: Site1 ->                                 Site2 ->    Cluster CUCM ->         Gateway CUBE ->         ISP (SIP)Site3 ->Site4 ->...

I just finished setting up a Background image for the Cisco phones in the company. I can already select the background image by going manually on each phone Settings-User Preferences-Background Images, but we have almost 500 7542Phones in the Enterpr...