RE: Hostname Lookup Delay and Timeout

2004-04-13 Thread Jim Levie
On Tue, 2004-04-13 at 10:22, Jeremy Fisher wrote: > > It's a good thought, and I've tried that from the > shell. Took a few seconds to figure out that there was > no hostname available for the IP address -- not ten > minutes! So I'm not sure if Sendmail and Cyrus are > calling a separate process th

RE: Hostname Lookup Delay and Timeout

2004-04-13 Thread Cyrus Daboo
Hi Jeremy, --On Tuesday, April 13, 2004 8:22 AM -0700 Jeremy Fisher <[EMAIL PROTECTED]> wrote: | It's a good thought, and I've tried that from the | shell. Took a few seconds to figure out that there was | no hostname available for the IP address -- not ten | minutes! So I'm not sure if Sendmail

RE: Hostname Lookup Delay and Timeout

2004-04-13 Thread Jeremy Fisher
--- Jim Levie <[EMAIL PROTECTED]> wrote: > 10-15 minutes sounds way too long for a DNS problem, > unless the DNS for > the client's IP is exceptionally slow to respond. > I'd expect a DNS time > out to be on the order of 1-2 minutes. > > You can check to see if a reverse lookup is really > taking

RE: Hostname Lookup Delay and Timeout

2004-04-12 Thread Jim Levie
On Mon, 2004-04-12 at 14:41, Jeremy Fisher wrote: > > So, for example, the outside client is attempting to > connect to the IMAP, POP, or SMTP services and my > server is then (apparently) attempting to resolve a > hostname based on the IP address of the client. There > is no hostname available, bu

RE: Hostname Lookup Delay and Timeout

2004-04-12 Thread Jeremy Fisher
> > I have a client who is connecting to IMAP and/or > POP > > services and is waiting 10-15 minutes to > successfully > > check his mail. I think it may have something to > do > > with the fact that his ISP is not providing him > with a > > hostname, and for some reason IMAP (or my FreeBSD > box >

RE: Hostname Lookup Delay and Timeout

2004-04-12 Thread Doug Koobs
> I have a client who is connecting to IMAP and/or POP > services and is waiting 10-15 minutes to successfully > check his mail. I think it may have something to do > with the fact that his ISP is not providing him with a > hostname, and for some reason IMAP (or my FreeBSD box > in general?) is at