Pop3STLSProxy is based on Pop3Proxy, allowing the most commonly used requests.

The following requests are permitted: APOP; DELE; LIST; LAST; NOOP; PASS; QUIT; RETR; RSET; STAT; TOP; UIDL; USER; CAPA; STLS; GREETING. All other requests are rejected. The self.max_request_line_length is set to 253.