We have been using our Vonage service behind our Linksys router for a while now, but call quality has been poor. Vonage has suggested we put the Motorola VT1005 right behind the cable modem a...
We are currently trying to decide between Cisco and Avaya for VoIP functionality. We will be connecting 1 remote office via 2 dedicated T1s and we will be using call center agents for hunt gro...
We are starting a project of VOIP.
here is the setup:
computer is connected to the cisco phone that is connected to the cisco 3560 switch. then I have the port #1 (later it will be a giga...
Hi,
I have a network with HP Procurve Switches. I have deployed 2 VLANs, one for data and one for voice. I'm using Cisco IP Phones with 2 network connection, one for the network and one for...
Hi,
We have a Cisco Call Manager Express phone system. When you log in to the web interface it has the correct time and time zone, but all the phones are 10 minutes slow. THe phones are c...
Hi Guys,
I have asterisk setup works perfectly,
The Incomming caller ID is recieved as follows
if mobile number is 0412312312
The recieving caller ID will be 412312312
IF the Phone nu...
Dear Experts,
I'm involved in a small VoIP operation and every now and then I find myself taking captures of VoIP (SIP / H323) communication to analyze and solve problems. However time to t...
We've succesfully connected an Asterisk PBX to a Panasonic Hybrid Phone System. The Asterisk server uses the AVM Fritz PCI card to make the connection. When we make a call through the Asterisk...
Hi,
I want to buy the Linksys PAP2 for being used with the VoIPbuster Service, I have only seen PAP2 Vonage ready; is there a way to unlock it ? I know I can buy one unlocked but it is more...
I need to configure QoS for VoIP on my LAN switches (Cisco Catalyst 2950, 2960, and 3560). How do I make that happen?
I've recently setup a company VoIP server running asterisk 1.4 and freePBX to administrate it, which we would like to use to handle some incoming lines.
I've purchased and installed a Digiu...
We are looking to deploy a Cisco Callmanager Express system in our office.
We use a simple call accounting package to report our phone usage. It can read any "normal" SMDR type of file.
...
I need a reference of list of interview questions for SIP (Session Iniatiation protocole)?
I am testing a Cisco 7921 phone with Asterisk. The phone is on loan from Cisco, but no software was provided. I am trying to get any config files that I need to send registration info to the...
I am trying to make sense of the different voice vlan options...
"switchport voice vlan {vlan-id | dot1p | untagged | none}"
The vlan-id option is used to specify a specific VLAN to use ...
Dear all,
I have purchased a Cisco VoIP 7961 device, in order to connect on an Asterisk PBX. In addition, Cisco has provided me with the SIP firmware of this device, in order to upgrade it ...
Hello !!
I had some noise in the VoIP sound, because there is some data which is uploading from our WAN link at the same time users are tolking on the IP Phone.
So I decided to configu...
Hi,
I'm trying to forward my port 5060 to my asterisk box and have set both TCP and UDP to forward to my asterisk internal IP. But when I try to check if it open I get a Error: I could not s...
Hi,
We have a scenario here on our hand and we need urgent assistance...
We've recently taken a project in a country that implementation of VoIP is illegal! (dont ask me why) We like to ...
We have 6 trunks coming into our company.
Our problem is that we are getting too many busy signals when outside calls try to get in.
We have 80 DID's and about 80 users.
If we got a PRI...
We have about 20-30 Cisco 7940 series IP phones and 2-4 Cisco 7960 series IP phones in use at this time. At random the phones will reset, sometimes mid call and other times not. All of the pho...
Hi all:
I am looking for C#, C++, VB, ... API that run on Windows that would allow to communicate and manage an Asterisk server from a Windows machine. These API should communicate with the...
Hi experts !
I have a customer who has a network with VoIP. He has tremendous jitter in the phones when they are busy. I think that perhaps I can alleviate the problem by structuring Diffse...
Dear Experts,
We getting a new Voice Over IP phone system and we need to create a VLAN for that. I personally never configured a VLAN.
I understand that I first need to move a few ports on...
Hello experts!
I'm involved with a small voip company and we offer customers with SIP based calling services. However in some countries likes UAE, Qatar, Oman etc SIP is totally blocked. Th...
