# Modified variables | Variable | Description | |------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | **manual.socks_proxy.port**
[`port`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `mandatory` *`disabled`* | SOCKS proxy port.
**Validators**:
• well-known ports (1 to 1023) are allowed
• registred ports (1024 to 49151) are allowed
• private ports (greater than 49152) are allowed
**Default**: 1080
**Disabled**: when the variable "[SOCKS proxy address](#manual.socks_proxy.address)" has the value "null". | | **manual.socks_proxy.version**
[`choice`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `mandatory` *`disabled`* | SOCKS host version used by proxy.
**Choices**:
• v4
• v5 **← (default)**
**Disabled**: when the variable "[SOCKS proxy address](#manual.socks_proxy.address)" has the value "null". |