2004.7.2
SIP video conference system.
2004.7.2
Ditto.
2004.7.2
Sony's camera and NEC's SIP server.
|
[1]
2004.7.2 SIP video conference system. |
|
[16]
2004.7.2 Ditto. |
|
[35]
2004.7.2 Sony's camera and NEC's SIP server. |