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...
How do we upload an image (company logo) to the Cisco 7945 IP Phone so that users can go into Settings, User Preferences, Background Imaages and select the company logo as their image? Also, i...
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...
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...
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...
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,
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...
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 ...
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 ...
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...
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...
I have a Cisco Cat 6509 with PoE ports. I'm connecting Avaya 4620 IP phones and need to know how to configure the switch ports. PC's will be connected to the 4620's as well.
Voice VLAN = 2
...
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...
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...
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...
I need to configure QoS for VoIP on my LAN switches (Cisco Catalyst 2950, 2960, and 3560). How do I make that happen?
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.
...
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...
Hi:
Does someone knows about a Cisco Call Manager simulator I can download?
Thks!
Danny
I need a reference of list of interview questions for SIP (Session Iniatiation protocole)?
Is there a way to emulate a traditional BLF (busy lamp field) on a 7960 with a 7914 expansion module? For example, a receptionist has a call come into the main number and needs to transfer th...
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...
I want to setup a VOIP server on my home CentOS or really any Linux box. Can I do this for free? I obviously don't expect much reliability, mostly for experimental purposes or to take the plac...
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 ...
Could anybody post an example of simple VoIP configuration on CISCO 2801 router. I have to configure it so it could handle trafic for 10 phones on simple network. phones don't have to go on pu...
