javascript - Are IceCandidate and SDP static? -


are icecandidate , sdp fixed values? idea store them in server database instead of retrieving on every connection? if updating these data unavoidable, when should it?

no not fixed values. ice candidates locate user in network topology reside in at present, unless have static ip (which nobody has) , wired internet connection , static lan address, , desktop computer connects solely through these means , never through, say, wifi, change hourly, daily or weekly.

sdp additionally contains media-setup call , other information, can change call call, , mid-call (requiring re-negotiation) if video or audio sources added, removed or altered during call. sdp may additionally contain other things expire, enough dissuade you.


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