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...
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 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...
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 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 ...
I need a reference of list of interview questions for SIP (Session Iniatiation protocole)?
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,
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 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.
...
The time on our Cisco Phones are out by approx 13 mins and I need to resolve this.
Can anyone tell me if this is possible from the web frontend?
Softphones are okay as they take the time f...
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:
Does someone knows about a Cisco Call Manager simulator I can download?
Thks!
Danny
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...
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...
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,
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'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...
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 ...
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...
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...
I just got asterisk running on my linux server and I'm trying to establish a connection with an xlite client on my LAN. When xlite attempts to log on, asterisk displays this error:
chan_sip....
