Re: Re-connecting
Mark Slicker <[email protected]>
| Newsgroups | gmane.comp.lang.forth.colorforth |
|---|---|
| Message-ID | <[email protected]> |
On Sat, 12 Feb 2005, marrandy wrote: > On Friday 11 February 2005 21:55, Mark Slicker wrote: >> On Fri, 11 Feb 2005, John Drake wrote: >>>> pop3 is tcp >>>> >>>> http://www.faqs.org/rfcs/rfc1939.html >>> >>> Pop 3 can run on tcp or udp. >> >> The RFC is pretty informal, it doesn't explicitly require TCP, however the >> only description of its operation is based on TCP connections. In other words, I see how someone could get confused seeing reference to pop3 running on udp. I didn't mean to be polemical or to sugest a method of using pop3 other than what is written in the RFC. >> >> Mark > > rfc1939.3. Basic Operation > > Initially, the server host starts the POP3 service by listening on > TCP port 110. > > How much more explicit do you want it. Plus the fact that pop3 is set to > listen on tcp 110 when you configure you mail servers, not udp. > > But anyway, have it your own way. You can try talking to mail servers on port > 25 udp if you wish, or time servers on port 123 tcp and pretty much breach > every other RFC for connecting to systems by flipping between tcp and udp and > vice versa. I think you will find the results unsatisfactory. > > But it's a free world. Go ahead and enjoy yourselves. I would have thought > it would be more productive to google pop3, smtp or whatever service you are > planning to write for, find the relevant RFC, find out the port/s and > requirements to ensure inter-operability ie. connect correctly, give the > correct codes and transfer data correctly instead of tilting at windmills. > > There are 65,355 ports, all of which have tcp and udp. It's the RFC's that > set the standard for mutual communication. Ignore them at your peril. > > Anyway, I'm tired of this silliness. I've been around computers for 28-years > and the internet for 20/21years and running servers for over 10-years. I > know most of the RFC's pretty well and can quote significant sections of the > email and DNS One's from memory. > It's time to unsubscribe from these Forth lists. Time moves on and they hold > no interest anymore. > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [email protected] > For additional commands, e-mail: [email protected] > Main web page - http://www.colorforth.com > >