OpenSER 1.1.0 review

OpenSER is a collaborative project of its users, to develop a scalable and robust SIP server. Anyone can contribute to one of next

License: GPL (GNU General Public License) File size: 1535K Developer: OpenSER Team

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OpenSER is a collaborative project of its users, to develop a scalable and robust SIP server.

Anyone can contribute to one of next items:

code development - OpenSER core, modules and adjacent applications
documentation- writing or enriching documentation
miscellaneous - different management tasks (e.g., web site maintenance)
ideas - new ideas bring brilliant solutions

Here are some key features of "OpenSER":
robust and performant SIP (RFC3261) Registrar server, Location server, Proxy server and Redirect server
stateless and transactional statefull SIP Proxy processing
support for UDP/TCP/TLS transport layers
scripting language for configurations file. With a syntax similar to sripting languages, the configuration offers a powerful and flexible way to deploy custom SIP services.
management interface via FIFO file and unix sockets
pseudo-variables to access and manage parts of the SIP messages and attributes specific to users and server
authentication, authorization and accounting (AAA) via database (MySQL, Postgress, text files), RADIUS and DIAMETER
CPL - Call Processing Language (RFC3880)
NAT traversal support for SIP and RTP traffic
ENUM support
load balancing and least cost routing extensions
support for replication - REGISTER offer new functions for replicating client information (real source and received socket).
logging capabilities - can log custom messages including any header or pseudo-variable and parts of SIP message structure.
modular architecture - plug-and-play module interface to extend the server's functionality

What's New in This Release:
This version introduced many new features as well as enhancements in the existing components. dialog, path, siptrace, statistics, osp, and unixodbc modules were included.
It also added NAPTR, serial forking in core, TCP/TLS improvements, and statistics.
Cacheless usrloc, load balancing with failover support, path support in registrar, raw SQL queries in the config file with results available in AVPS were added to the modules.