SIP features added in 4.04 / 6.04 firmware

- Added SIP using RFC 3261 (RFC2543-bis9)

- Added SIP Proxy Server support

- Added SIP extensions
Call forward
Call transfer

- Added SIP Windows XP and Cisco compatability


The firmware can be downloaded from our Web site at:

http://www.multitech.com/en_US/SUPPORT/Families/MultiVOIP/firmware