UIDL Max Size? (for POP3)

Question: I’m trying to find out the maximum size of the POP3 UIDL. I’ve found various POP3 specs, but they dont list field sizes. Do you know the max size or can you give me any links to this info? Answer: (from RFC 1939) The unique-id of a message is an arbitrary server-determined string, consisting of one to 70 characters […]

POP3 and SMTP multithread-safe?

Question: Is your component fully threadable? Is it thread safe to use in a multithreaded application? Does it Supports multiple (simultaneous) connections? Answer: Yes, it’s safe for multi-threading. However, you cannot have several threads all trying to share the same POP3 or SMTP session at the same time because they would all interfere with each other — for example, one […]

POP3 Sessions w.r.t. New Email and Deleting Email

The POP3 protocol is such that a new session is started after a successful login. The session is a snapshot of the existing emails in the mailbox. Any new email that arrives during the session will not be seen until the session is ended (i.e. you logout) and a new session is started. Also, emails marked for deletion are not […]