Socks4(A)

[!NOTE] This document is partially generated by AI.

Socks4 and Socks4a are older versions of the SOCKS protocol. While less capable than SOCKS5, they are still supported in yuhaiin for legacy compatibility.

Network Support

• TCP: Supported natively.
• UDP: Not supported by the Socks4/4a protocol.

Inbound Configuration

(Configuration fields for Socks4a would go here, similar to SOCKS5 but simplified).