This article explains how to configure a WS TLS node and why it might not connect after import. You’ll learn how to check the server address, port, WebSocket path, and TLS domain, and understand how IP addresses, DNS, and your browser environment can affect the connection. It applies to V2Ray, Clash, sing-box, and similar clients that support the relevant protocols and WS transport. It does not cover server setup.
1. Understanding WS and TLS
WS stands for WebSocket, a transport method for a node. TLS encrypts the connection and verifies the server’s identity. Neither is a standalone proxy protocol; they are typically used with VLESS, VMess, or Trojan. So, “WS TLS” alone is not enough to configure a node—you’ll also need the complete link, subscription, or parameters provided by the node provider.
Have the server address, port, protocol, and authentication details ready, along with the WS path, Host, and TLS SNI. Different clients may label these fields “Transport settings,” “Request headers,” or “Server name.” The names vary, but their functions are similar.
2. Import the node first, then check each setting
- Install a version of a client that supports the node’s protocol from the client’s official release channel, and allow it to create a system VPN or proxy connection.
- Copy the complete node link and choose “Import from clipboard.” If you have a subscription URL, add it in subscription management and update it. Don’t enter the subscription URL in the server address field.
- Open the node details and check the protocol, server address, port, and UUID or password. Use the port specified by the provider; don’t change it to 443 just because the node uses TLS.
- Set the transport to WebSocket or ws, and enter the path exactly as provided, preserving the leading slash and any existing query parameters. Enter the Host as provided; don’t replace it with your own value.
- Enable TLS, enter the SNI specified by the provider, and leave certificate verification enabled. Save the settings, select the node, enable system proxy or VPN mode, and then test a webpage.
The server address, WS Host, and TLS SNI may all be different: the server address determines where to connect, Host is used in the WebSocket request, and SNI is used during the TLS handshake to verify the certificate identity. Imported values should generally be left as they are; don’t change them all to the same IP just to “make them match.”
3. How IP, DNS, and your browser environment affect the connection
If the server address is a domain name, the client must first resolve it to an IP address through DNS. A failed or incorrect lookup can cause the connection to time out. Even if the address is an IP, you may still need the SNI because TLS may have to verify the certificate against the specified domain. Don’t replace the node’s domain with an IP address you found online.
Your browser’s Secure DNS, proxy extensions, and system proxy settings may cause browser requests and client tests to take different routes. If the client test succeeds but webpages won’t load, first disable any duplicate proxy extensions, make sure the browser uses the system proxy, and temporarily turn off Secure DNS to compare. Restore the setting afterward if needed.
4. Troubleshoot connection failures in this order
First, check your device’s date and time, update the subscription, and confirm that the client has actually enabled the proxy. If the log reports a certificate error, check the SNI, system time, and certificate validity first. Don’t treat skipping certificate verification as a standard fix. If the log reports a WebSocket handshake failure, focus on the path and Host, and check whether the node still supports WS.
If the connection times out, try switching between Wi-Fi and mobile data, and check the log for DNS resolution failures. Change only one setting at a time to make the cause easier to identify. Free nodes may stop working or have their parameters changed, so get a fresh, complete configuration rather than repeatedly changing authentication details. When asking others for help, remember to hide your subscription URL, UUID, and password.