Voice over IP

Dear All,Please kindly help to explain below call flow while i have interconnect gateway ( Originate IP:119.82.250.13 ) to gateway ( Terminate IP:202.93.8.123 ) with h323 protocol.As i understant call should send from souce ip with h323 port 1720 fro...

Good morningI want to configure the Cisco 2811 E1 interface (VWIC2-1MFT-T1/E1) but i have a problem with the Alarm DEL (AL) witch it is always in yellow color.The AL del is switch on just after i enter  the first command router(config)# card type E1 ...

Hi all,can anybody help me in configuring QoS on my cisco877W for VoIP below is the current configCurrent configuration : 2670 bytes!version 12.4no service padservice timestamps debug datetime msecservice timestamps log datetime msecservice password-...

I have a 2811 router with VIC2-FXS port, 2 - 48 CH DSP Modules. I am trying to configure the the router so when people dial my DID it will ring the analog phone connected to 0/3/0 Everytime I dial the DID # I get a busy signal. I have the DIDWW servi...

Hi i am trying to configure TDM(e1) in cisco 2911 router, but i am not able to make outgoing or incomming calls , please give me some idea how to create tdm group and dialer plans MUX----->2911 with E1& PVDM ------- Astricx--------Agents regards Java...

Hi all experts,   Now I facing the problem in CME. I cannot call outgoing and also can't get incoming call, but still can connect local extensions. When I reload CME, get back it and a few moments later , happen again. I checked with PSTN support tec...

I want to discuss one scenario. Please help me.I have one spa9000 and one spa400. I have registered two polycom phonesets (server is spa9000) and port is 6060. I have one analog phone line which i have connected at port 2 of spa400. I can call outsid...

Hi,I am trying to rationalize something whilst reading through the 'Cisco Press: Troubleshooting Cisco IP Telephony' book whilst awaiting some hardware to set my lab up.If I was to setup a couple of servers as CUCM 'sites' connected by an InterCluste...

Dear All,HI expert, Is there anyway to route call from Mobile PSTN on specific CIC ( Example= cic:16 ) to AS5400 out to the world.Here is My scenario:Mobile Number --------> PSTN switch --------> PGW ( SS7 ) --------> AS 5400  ---------H323--------->...

Hi, we are trying to pass conformance test in Germay with Deutsche Telekom but we have found that several tests require that AOC CRGT messages carry out subtariff information. The actual tariff configuration in PGW2200 do not allow configure subtarif...

Initially, I have tested every port of FXS module on ISR with an analog phone. Therewas ringing tone and I was able to communicate to other as normal. The secondtest involved measuring the ringing voltage on the same ports by using a pair cable and m...

Hi,I completed the configuration for PAP2T. the problem is that My call was dropped using PAP2T when call to someone. At the same time, the power line is red and ping is timeout. this situation just 1 or 2 seconds. everything is back to normal. the i...

Hi,unable to set up call forward to PSTN. I have tried activating the Call forward via the phone or manually via the config, but when I attempt a call to IP Communicator from PSTN or via extn I am not seeing re-INVITE which should be generated for th...

Hi!Does the Cisco UC320W support DSCP 46?Thanks for your assitance, Edgar!