What is STUN and does it need a port-forwarded server?
The general solution is to use a STUN server to determine their port mapping. Machine A sends a packet form port X to STUN. The router translated the port to Y, and the STUN server sees this and …
sockets - Understanding Stun working - Stack Overflow
Jul 30, 2017 · Can you explain one last thing does the stun-client has to close the connection with stun server after it receive a successful stun response. (Reason for this is, Stun RFC state that an agent …
webrtc - ICE vs STUN vs TURN - Stack Overflow
Dec 26, 2019 · I've read that ICE is an agent on the WebRTC server which sends SDP information of users to STUN or TURN server. STUN and TURN server gives this SDP information and makes a …
what is STUN stun.l.google.com:19302 used for - Stack Overflow
Mar 13, 2014 · A stun server is needed for two clients to communicate using webrtc if they are behind NAT. You will need that stun server to make sure people behind NAT can use the webrtc …
UDP/TCP hole punching vs UPnP vs STUN vs? - Stack Overflow
Jan 5, 2014 · STUN uses a simple public server to detect the presence of NAT and the real IP addresses. This is useful for other, higher-level protocols that do the useful work. Hole punching is a …
WebRTC - How many STUN/TURN servers do I need to specify?
Apr 25, 2014 · 41 A STUN server is used to get an external network address. TURN servers are used to relay traffic if direct (peer to peer) connection fails. URLs for STUN and/or TURN servers are …
node.js - How to self-host to not rely on WebRTC STUN server stun.l ...
Jul 20, 2020 · I have just downloaded a video chat project. It uses a STUN server and specifies the URL stun:23.21.150.121. How can I use my own server instead of the STUN server? What do I have to …
Newest 'stun' Questions - Stack Overflow
3 days ago · Running the stun command you can see that the description returned will indicate whether the port is a preserves port or a random port and that b0 will also indicate whether it is a preserves …
STUN binding request failing though IP and port are reachabe
Sep 23, 2020 · If STUN server's IP and port are reachable and UDP traffic is not blocked, why is the stunclient request failing? What does the IT administrator need to do to allow STUN requests? What …
Which ports should be allowed in firewall to use TURN server?
Dec 5, 2019 · The default port for sending (or listening to) STUN/TURN requests is 3478. TURN listener port for UDP and TCP listeners (Default: 3478). Note: actually, TLS & DTLS sessions can connect to …