Skip to content
Merged
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
Original file line number Diff line number Diff line change
Expand Up @@ -138,7 +138,7 @@ The device failed to present a [valid mTLS certificate](/cloudflare-one/connecti
1. Ensure that there are no admin restrictions on certificate installation.
2. Re-install the client certificate on the device.

## CF\_HAPPY\_EYEBALLS\_FAILURE
## CF\_HAPPY\_EYEBALLS\_MITM\_FAILURE

### Symptoms

Expand All @@ -149,9 +149,10 @@ The device failed to present a [valid mTLS certificate](/cloudflare-one/connecti
A router, firewall, antivirus software, or other third-party security product is blocking UDP on the WARP ports.

### Resolution

1. Configure the third-party security product to allow the [WARP ingress IPs and ports](/cloudflare-one/connections/connect-devices/warp/deployment/firewall/#warp-ingress-ip).
2. Ensure that your Internet router is working properly and try rebooting the router.
3. Check that the device is not revoked by going to **My team** > **Devices**.

## CF\_HOST\_UNREACHABLE\_CHECK

Expand Down
Loading