The Post Office Protocol version 3 (POP3) is an application-layer Internet standard protocol, to retrieve e-mail from a remote server over a TCP/IP connection.
Protocol Summary and Ports Range of Recv Mail(POP3)
POP3 works on TCP port 110.
WFilter's solution for Recv Mail(POP3) traffic management
Detect Recv Mail(POP3) traffic in your network.
Implement a policy to block certain Recv Mail(POP3) traffic.
Real-time application launching alert of Recv Mail(POP3).