# TURN & STUN Parameters

<table><thead><tr><th width="189.1845330133903">Parameter</th><th width="446.4285714285714">Explanation</th></tr></thead><tbody><tr><td><a href="turn-and-stun-parameters/turn"><code>&#x26;turn</code></a></td><td>Lets you specify a custom TURN server or disable all TURN servers</td></tr><tr><td><a href="turn-and-stun-parameters/stun"><code>&#x26;stun</code></a></td><td>Lets you specify a STUN server for webRTC negotiation</td></tr><tr><td><a href="turn-and-stun-parameters/and-addstun"><code>&#x26;addstun</code></a></td><td>Appends an added stun server</td></tr><tr><td><a href="turn-and-stun-parameters/and-icefilter"><code>&#x26;icefilter</code></a></td><td>Filters ICE candidates</td></tr><tr><td><a href="turn-and-stun-parameters/and-proxy"><code>&#x26;proxy</code></a></td><td>Forces your computer to try to connect to the handshake service via a different physical network end point and domain name</td></tr><tr><td><a href="turn-and-stun-parameters/and-relay"><code>&#x26;relay</code></a></td><td>Forces TURN relay server into use</td></tr><tr><td><a href="turn-and-stun-parameters/secure"><code>&#x26;secure</code></a></td><td>Disconnects communication with the handshake server as soon as possible and provides verbose feedback</td></tr><tr><td><a href="turn-and-stun-parameters/and-tcp"><code>&#x26;tcp</code></a></td><td>Forces TCP mode</td></tr><tr><td><a href="turn-and-stun-parameters/and-tz"><code>&#x26;tz</code></a></td><td>Specifies a negative timezone value in minutes for a TURN server</td></tr></tbody></table>

### Adaptive Connection Controls

Related connection-recovery controls:

* [`&autorelay`](https://docs.vdo.ninja/advanced-settings/turn-and-stun-parameters/and-autorelay)
* [`&pendingicettl`](https://docs.vdo.ninja/advanced-settings/turn-and-stun-parameters/and-pendingicettl)