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littleIMS consists in an Open Source implementation of several IMS/TISPAN network elements. The goal of littleIMS is to provide most of the features found in an IMS network in a simple and extensible way. littleIMS is also a reference application showing how to develop converged SIP/HTTP/Diameter applications using cipango and the Spring/Hibernate/Wicket application stack.

Community support

Support is available from the following mailing-lists. You may also create JIRA issues.

Mailing-lists

• Development discussion: littleims-dev@googlegroups.com (un)subscribe, archive

Bug Tracking/Feature Requests

• JIRA

Components

littleIMS is composed of:

• A S-CSCF which offers:
  • a Mw interface
    • to allow IMS terminals to connect to S-CSCF,
    • to inter-operate with CSCFs
    • an ISC interface to enable the integration of application servers,
  • a Mr interface to interoperate with MRFC
  • A Diameter Cx interface to connect to a HSS
• An HSS database which offers:
  • A Diameter Cx interface to connect to I-CSCF and PS-CSCF
  • A Web provisionning interface
• A P-CSCF
• An I-CSCF
  • A Diameter Cx interface to connect to a HSS

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• Downloading littleIMS
• Installing littleIMS
• Running littleIMS

Configuration

• Default port Basic configuration
• HSSIMS phones
• P-CSCFSdebug-CSCFID
• I-CSCF
• IMS phonesEnum
• DNS