Version 4

Used Symbols


DSSL Company is one of the world's leading manufacturers and integrators of digital CCTV systems. The basis of our success is our own development, continued investment in research and experienced team of international specialists. Business Card of the Company is brand TRASSIR, under which intelligent software solutions and equipment for professional video processing are being produced.

DSSL has huge experience in development and implementation of CCTV systems for problems of different scales and huge range of industries, including the strategically important state facilities. Large government agencies, industrial and retail companies, financial institutions, commercial companies, banks and private clients have entrusted us their safety: since 2002, we have carried out tens of thousands of installations.


Version 4


Tested Functions

DSSL TRASSIR2N IP Intercom VersionScan deviceVideo from 2N IP IntercomAudio from 2N IP IntercomAudio to 2N IP IntercomSwitch controlEvents from 2N IP Intercom


-(tick)(tick) Via SIP(tick) Via SIP(tick) Via DTMF-



Both way audio is possible via SIP call to the TRASSIR Intercom module. This call can transfer DTMF in order to control switches.

Used Symbols

(tick) - Compatible

(warning) - Work with limitation

(error) - Incompatible