IP Telephony and Phones

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Hi thereI'm currently evaluating different VOIP phones for use. I odered two SPA501G as they offer PoE. However upon connecting the lan port with the switch, I get no connection/boot up of the phones. Neither of them seem to work. I tried three diffe...

In Kiev, Ukraine. I have 4 analogue lines connected on a 4 port FXO card. When connected to the Siemens PABX, all lines can call anywhere. When I connect the lines one by one to the same port on the gateway with the same configuration, I have only 1 ...

Hi,We have two customers using Cisco 7921 Wireless phone with CUCM 7, when trying to transfer a call by looking at a number in the corporate directory the call doesn't get transferred.Example, external caller calls extension 1000 on Cisco 7921 wirele...

I've got a problem with incoming fax, I used fax on ramp application and the problem happened sometimes (expecially when I have to receive multiple pages).I've attached the config and this is the "show controller e1 0/0/0" and  e1 0/3/0:Gateway#show ...

bagnolini by Level 1
  • 8 replies
  • 0 Helpful votes

Hi,Got a H.323 2821 (C3825-SPSERVICESK9-M), Version 12.4(25d) where we do not get ringback from service provider. See debug and dialpeer below. Can someone help me resolve this one? Service provider are pointing finger at us and TAC have pointed it b...

richb1971 by Level 4
  • 2 replies
  • 0 Helpful votes