Hey, Did you tried googling it? "telnet smtp 220 asterisks"? Looks like is a cisco feature.
Cheers, On Thu, Sep 18, 2014 at 1:03 AM, Eric Shubert <[email protected]> wrote: > On 09/17/2014 02:35 PM, Eric Broch wrote: > >> Hello list, >> >> Can anyone tell me why, when I telnet to one of my email servers over >> port 25 that the SMTP greeting is starred (*) out, but if I telnet to >> the same server over the submission port I get the standard greeting. As >> follows: >> >> # telnet host.domain.com 25 >> Trying 'host address' >> Connected to 'host address' >> Escape character is '^]' >> 220 ************************************************************* >> >> # telnet host.domain.com 587 >> Trying 'host address' >> Connected to 'host address' >> Escape character is '^]' >> 220 smtp server greeting >> >> > Looks to me like there is some other host that's receiving the port 25 > traffic, like a firewall/proxy device of some sort, that's either > intercepting or altering the 220 reply. If you're not seeing any tcpserver > lines in the smtp log, then it'd be the former. If you do see corresponding > tcpserver log messages, then it'd be the later. > > >> And, will this affect my SMTP email reception in any way? >> > > I wouldn't think so. It would keep your server from being counted in some > polling that's done to see what kind of mail servers people are using. It's > for that reason that I encourage people to leave the "Qmail Toaster Ver. > 1.3" string in there. I probably should bump up that version for the new > packages. ;) > > > -- > -Eric 'shubes' > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [email protected] > For additional commands, e-mail: [email protected] > >
