ITU-T H.323 V3



音频codec（支持静音检测）

g.723.1 6.4kbps发送，6.4/5.3kbps接收

g.729a 8kbps发送，8kbps接收（仅在单一模式下可用）

gsm 6.10 10kbps

lpc 10 3kbps

g.711 uLaw/aLaw 64kbps



视频codec（动态流量控制）

h.261 支持QCIF(176*144)/CIF(352*288)

h.263 支持QCIF(176*144)/CIF(352*288) -- 需要VISh263m.dll的支持，该动态连接库随VIS H.323 DLL Library一同发布



标准H.323网守(Gatekeeper)支持



ILS(Internet Locator Service)支持

-ITU-T H.323 V3 Audio codec (Support quiet detection) g.723.1 6. 4kbps sending, receiving g.729a 6.4/5.3kbps bps sent, k receiver (only in a single mode available) gsm 6.10 10kbps lpc 10 3kbp 's g.711 uLaw / aLaw 47,060 video codec (dynamic flow control) h.26 a support QCIF (176 * 144) / CIF (352 * 288) h.263 support QCIF (176 * 144) / CIF (352 * 288) -- needs the support VISh263m.dll holders. The dynamic link library DLL with the VIS Library H.323 standard with the release of H.323 Gatekeeper (G atekeeper) support ILS (Internet Locator Service) support holders