Steam Community :: Guide :: How to fix Teredo/Multiplayer Issues. ( IPSEC: 0x00000000 & ALERT: Unable to Join Session. )
![networking - Xbox app on Windows 10 saying "Server connectivity: Blocked"; Teredo seems to be working fine though - Super User networking - Xbox app on Windows 10 saying "Server connectivity: Blocked"; Teredo seems to be working fine though - Super User](https://i.stack.imgur.com/tzhO3.png)
networking - Xbox app on Windows 10 saying "Server connectivity: Blocked"; Teredo seems to be working fine though - Super User
![AdGuard blocks Teredo by default, which is used by Xbox Live · Issue #3422 · AdguardTeam/AdguardForWindows · GitHub AdGuard blocks Teredo by default, which is used by Xbox Live · Issue #3422 · AdguardTeam/AdguardForWindows · GitHub](https://user-images.githubusercontent.com/22475143/87738866-5a35d080-c7ac-11ea-8118-4541678072db.png)
AdGuard blocks Teredo by default, which is used by Xbox Live · Issue #3422 · AdguardTeam/AdguardForWindows · GitHub
![When I play my Xbox it says I need a Teredo IP address I'm in able to join party chats and some other game options also suffer. How does one go about When I play my Xbox it says I need a Teredo IP address I'm in able to join party chats and some other game options also suffer. How does one go about](https://preview.redd.it/when-i-play-my-xbox-it-says-i-need-a-teredo-ip-address-im-v0-jl02gykgog1a1.jpg?auto=webp&s=0118ade4e9f7149032dbe6fd01a2d2a4a2e4a908)