In computing , the Post Office Protocol -LRB- POP -RRB- is an application-layer MISC@1 standard protocol used by local e-mail clients to retrieve e-mail from a remote server over a TCP/IP connection .

In computing , the Post Office Protocol version NUMBER@1 -LRB- POP3 -RRB- is an application-layer MISC@1 standard protocol used by local e-mail clients to get e-mail from a remote server over a TCP/IP connection .
