The Open Source SLEE and SIP Server

Mobicents Sip Servlets

Call Blocking

Service Description

When receiving an INVITE request, Call Blocking checks if the from address is a blocked contact. If that's the case it sends out a FORBIDDEN in response otherwise it does nothing.

The blocked contacts are for now hard-coded addresses, and should later evolve towards a database.

Here is the list of blocked contacts :

  • sip:blocked-sender@

How to activate it

From the binary

You can find the war file corresponding to this example

  • Mobicents Sip Servlets 2.X : here .
  • Mobicents Sip Servlets 1.X : here .

    Drop the downloaded war file into your tomcat_home/webapps directory or jboss_home/server/default/deploy directory

    Get the corresponding dar configuration file .  To understand what the dar configuration file is used for, check the Application Router Documentation .
    Drop it in your tomcat_home/conf/dars directory or jboss_home/server/default/conf/dars directory.
    To use this dar file for this service, specify in the Service xml tag, darConfigurationFileLocation attribute of the tomcat_home/conf/server.xml file or jboss_home/server/default/deploy/jboss-web.deployer/server.xml , the following :

    You can now run your container (Tomcat or Jboss).

From the source

Please check out the call-blocking example located under

  • Mobicents Sip Servlets 2.X : location
  • Mobicents Sip Servlets 1.X : location

    from the svn repository. Follow the instructions in the README.txt to build and run the example.

How to play with it

Start a SIP Phone of your choice such as the account name should be blocked-sender. The From Header should be one of the following addresses : or sip:blocked-sender@

The SIP phone doesn't have to be registered.

Make a call to any address, you should receive a Forbidden.

Mobicents Sip Servlets