What do you mean by +P?
Presumably, .+P is regex referring too all the acronyms ending with P, that is Protocol. SMTP, HTTP, FTP, IMAP, XMPP…
Looks like .+P is just a regex way of saying any set of characters / protocol ending in P.
Nothing, as they said .+P (note the dot)
Presumably, .+P is regex referring too all the acronyms ending with P, that is Protocol. SMTP, HTTP, FTP, IMAP, XMPP…