If you have a network firewall, please be sure to whitelist the following rules, depending on whether you are using Zoom or VSee with SecureVideo.

Zoom Firewall Rules

allow outbound TCP 80 and TCP 443 to (hub.securevideo.com, zoom.us, *.zoom.us, and your SecureVideo branded subdomain)

allow outbound (TCP 443, TCP 8801-8802, UDP 3478-3479, and UDP 8801-8810) to (,,,,,,,,,,,,,,,,

VSee Firewall Rules

allow outbound (TCP 5222 and TCP 443) to (talk.vsee.com, xmpp01.vsee.com, xmpp02.vsee.com, and xmpp03.vsee.com)

allow outbound (UDP 6000 and TCP 443 and TCP 80) to (cl-relay.vsee.com, usw01-rel.vsee.com, usw02-rel.vsee.com, use01-rel.vsee.com, use02-rel.vsee.com, jp01-rel.vsee.com, euw01-rel.vsee.com, and euw02-rel.vsee.com)

allow outbound (UDP 6000 and UDP 3478) to (stun01.vsee.com, stun02.vsee.com, stun-map01.vsee.com, stun-map02.vsee.com)

allow outbound (TCP 443 and TCP 80) to (hub.securevideo.com, your SecureVideo branded subdomain, vsee.com, api.vsee.com, client.vsee.com, my.vsee.com, *.pubnub.com, cloudfront.vsee.com, vseeactiveapi.firebaseio.com, mq-aws-us-east-1.iron.io, s3.amazonaws.com, bw.vsee.com)

For best performance, allow inbound UDP 6000 from all hosts