ZOIPER is a new generation SIP and IAX softphone compatible with the Asterisk platform as any other IAX or SIP capable VOIP system.

Features of "ZOIPER Free SIP and IAX softphone":

· SIP + IAX/IAX 2 protocols
· STUN support
· STUN server per account
· Echo cancellation
· DTMF tones sending
· Support for multiple audio devices
· Automatic user registration
· Call transfer, Hold function
· Codecs: GSM, ulaw, alaw, speex, ilbc, Adaptive
· Call history
· Address book
· Quick dial panel
· Optional Automatic pop-up window for incoming call
· Always on top
· Call logs
· Voice mail message information
· Account password encryption
· Upgrade notification
· Jitter Buffer
· Adjustment of audio device
· Codecs priority
· Portable storage compatibility
· Multilanguage support


ZOIPER can also be re-branded and you can choose one of the three types of re-branding:
· Basic - colours, name and logo to your choice
· Re-branding with additional development - e.g. changing the language; adding, disabling, removing menus, options, buttons, adding functionalities;
· Complete - you can go for complete change of the interface and functionality.

Requirements:

· Pentium II 300
· 256 MB RAM
· Sound card: 16 bit