H323是什麽?
H323是由國際電信聯盟電信標準局(ITU-T)頒發的一套標準,它定義了一套在電腦網路中實現音頻和視頻通信的協定。
H323是一種相對較老的協定,現正被會話初始化協定(SIP)所代替。SIP的一個優勢是它不很複雜,與HTTP/SMTP協定十分相似。

因此,現今的許多VOIP設備都符合SIP標準,估計老式的VOIP設備應該是符合H323協定。
20 Years of VoIP
Industry Leadership
Founded in 2005, when VoIP was an emerging technology, 3CX has gone on to establish itself as a global leader in business communications.

20 Years of VoIP
Industry Leadership
Founded in 2005, when VoIP was an emerging technology, 3CX has gone on to establish itself as a global leader in business communications.

Enterprise PBX
Small Business
Contact Center
Multi-tenant PBX
Hotel PBX
Education
Healthcare
Automotive
3CX AI
Virtual PBX
Build Voice Apps
SIP Server
Free Softphone
Call Reporting
WordPress Chat Plugin
SIP Trunks
3CX uses cookies to enhance your experience and for personalized advertising.
See our Privacy Policy.
3CX uses cookies to enhance your experience and for personalized advertising. By continuing you agree.
See our Privacy Policy.
These cookies allow you to navigate the site and use our features.
These cookies allow us to measure and analyse how our customers use the site, to improve its functionality and the user experience.
These cookies may be used to deliver ads relevant and personalized to our users. Google also uses personal information it receives from sites or apps that use their advertising services. You can find more information about this on Google’s business safety & privacy terms site.
Personalisation cookies allow us to remember your preferences and tailor website content and ads to your interests. This may involve cookies or mobile identifiers used for ads personalisation.