• Voice VLAN over Telco Bridge

    I have two vlans going over a Telco Bridge to 5 locations each with one SIP Phone. The main location has an shdsl of 2mbs and each location has a speed of 512kbps. I can't get all locations to work together only 2 locations at a time. What could be the problem? Any help is welcome.

    JDirksen20 pointsBadges:
  • Dell Optiplex GX520 hibernation/sleep mode issues

    Hello, We have several Dell Optiplex GX520's on the network running Windows XP pro. They randomly fall into sleep mode. Moving the mouse will not wake them - you have to push the power button to get them out of sleep mode. Also we are not able to remotely wake them to do patch updates or remotely...

    Jmello0 pointsBadges:
  • Are there any large scale SIP based analog/IP converters out there?

    We are deploying a large scale VoIP system based on Asterisk and SIP, but some of our warehouses want to keep using the existing analog phones. Are there any large scale SIP based analog/IP converters out there? Or should we be looking for a different approach?

    Unified Communications ATE2,280 pointsBadges:
  • Microsoft OCS SIP and VOIP audio codes mp-124 issues

    we are in a Microsoft OCS SIP and VOIP environment. we are having a couple of issues with our unit.  #1- out bound calls to the PSTN will auto disconnect after approx. 60 seconds. calls to OCS or VOIP phone numbers have no problems. #2- Inbound calls do not ring the analog phone; however,...

    ITKE351,905 pointsBadges:
  • cisco call manager Ethereal/Wireshark Captures

    Hi. Does someone has Ethereal/Wireshark captures of the signaling flows associated with the establishment of calls to/from CISCO Call-Manager to/from a SIP network. thanks

    Jakelino5 pointsBadges:
  • Switchvox AA350

    I have a switchvox AA350 SMB server in my organization which I run. Recently I aquired analog lines for external calls. I put two of the lines into the switchvox (the server came with a four port anolg card)I configured the lines and I was able to make calls through my SIP phones.Yesterday I came...

    Bchika45 pointsBadges:
  • testing SIP vulnerabilities

    I want to prove SIP vulnerabilities using SiVuS (The VoIp vulnerability scanner ) tool. The test Bed contains Asterisk server and two xlite clients. When Two xlite clients are registered with server. I am able to Remove their registrations from server by generating REGISTER SIP messages using SiVuS...

    Sindhukakuru30 pointsBadges:
  • sip attacks

    I want to test SIP vulnerabilities using Sipp Message generating tool. i have XML files for generating messages. I have sipp running. But i am not able to execute below command. Run sipp with embedded server (uas) scenario: # ./sipp -sn uas Can i get any help. Thank you Regards Sindhu

    Sindhukakuru30 pointsBadges:
  • P2P SIP

    hi. I SIP implemented in Peer to Peer under I wanted to use windows(visual C++).Under its Linux site in the existing www.p2psip.org but i need something like that but under use windows.please you guide me to hurry. by.

    Zahrad845 pointsBadges:
  • AudioCode MP-114 for modem use

    How do I configure a port on an AudioCodes sip device to handle a analog modem?

    Kwsammy5 pointsBadges:
  • Difference between Cisco CallManager and SIP server

    Hi There, Anybody can help me to know the difference between Callmanager and SIP server? Call processing difference.. and protocols used. Thanks and regards, Shaju

    CiscoNW5 pointsBadges:
  • SIP resource allocation?

    Hello, I am looking for expert advise on dynamic resource allocation in VoIP... I am trying to come up with some idea for using of dynamic badwidth adaptations for SIP teleconferencing in mobile wireless net? Would it be possible to use RTCP messagas to communicate resource availability ( bandwidth...

    Vl5 pointsBadges:
  • Whats the difference between SIP UA and SIP Account

    I'm registering my SIP UA (sipua1@192.168.1.2) with a proxy (asterisk). Asterisk has dial plans and when a call comes into one of the numbers it is forwarded to my UA as 1234@192.168.1.2. My application is an IVR that is supposed to handle multiple numbers like (1234, 4321 etc.). The IT guys insist...

    Alikyu5 pointsBadges:
  • SIP tags

    Is a UAS required to use the same To: tag in a 487 response as was used in the 180/187. Scenario: A user INVITES B, B sends 183 (with To: tag filled in), then user A CANCELS B, B sends 487 with different To: tag

    Vocaljerell15 pointsBadges:
  • Connect a Innovaphone product to a Nortel CS 1000 5.5.12 with SIP

    I would like to setup a Innovaphone IP302 between a KIRK1500 DECT system and a Nortel CS1000 version 5.5.12 with SIP The communication between the Kirk1500 and the IP302 is OK The connection between the IP302 and the CS1000 is the problem! I receive the message forbidden on the CS1000, when I try...

    Sunep5 pointsBadges:
  • Route SIP to PSTN

    Hello! in the beautiful world of IT, is there a way for a windows machine on broad band connection to receive SIP calls and then route them to PSTN thru a modem or some other device? what software would be necessary for such task? thanks

    Worldclass5 pointsBadges:
  • SIP: URIs & AORs

    What is the difference between a SIP AOR and a SIP URI?

    Alexsamson5 pointsBadges:
  • Integrating CTI applications

    We are working to expand the Phone system to enterprise level over an existing MLPS network using SIP to integrate 5 different CTI applications. Would like mix of vendor neutral and vendor-specific content. This request for help was originally submitted to the Research Assistant on WhatIs.com.

    ResearchAssistant855 pointsBadges:
  • SIP as Proxy and B2BUA?

    Can SIP act as both a Proxy and B2BUA? If so, what type of calls require Porxy, and what type require B2BUA?

    Unified Communications ATE2,280 pointsBadges:
  • Why is Cisco adopting the SIP protocol?

    Our SearchNetworkingChannel.com expert says it's a good for Cisco to embrace SIP as a networking protocol standard alongside SCCP, or their Skinny Client Control Protocol. Do you agree? Why or why not?

    Donnellymp430 pointsBadges:

Forgot Password

No problem! Submit your e-mail address below. We'll send you an e-mail containing your password.

Your password has been sent to:

To follow this tag...

There was an error processing your information. Please try again later.

REGISTER or login:

Forgot Password?
By submitting you agree to receive email from TechTarget and its partners. If you reside outside of the United States, you consent to having your personal data transferred to and processed in the United States. Privacy

Thanks! We'll email you when relevant content is added and updated.

Following