Re: Telnet Slooooow

From: John Jolet (john.jolet@FXFN.COM)
Date: Tue Jan 13 2004 - 16:23:13 EST


that makes sense...it simply times out if the resolver can't read the
hosts file, then moves on to resolving via bind.

On Tue, 2004-01-13 at 15:07, Ron Bramblett wrote:
> It could be permissions on the hosts file itself.
> I ran across that before and it was extremly slow to telnet before the
> permissions got changed properly.
>
>
> John Jolet wrote:
> > couple of things right offhand. check and see what speed/duplex
> > settings the box is set for. they MUST match what the switch it's
> > plugged into is set for. in general, autonegotiate should be avoided.
> >
> > second, it could STILL be name resolution. see if that box has itself
> > in /etc/hosts, and see what's in /etc/netsvc.conf....set it for local,
> > bind and that might help.
> >
> > On Tue, 2004-01-13 at 12:44, David Knight wrote:
> >
> >>Admins,
> >> I recently receive a new AIX Server in and the telnet connections
> >>are extremely slow. From the console I can telnet to localhost with no
> >>delay but all incoming telnet connections are extremely slow. after telnet
> >>connects it takes a good minute for the login prompt. so I initially
> >>thought that this was a Reverse DNS issue but after I am finally able to
> >>log in every command I type takes abut 60 seconds to echo to the screen
> >>and continue Any help or suggestions would be greatly appreciated.
> >>
> >>O and the hosts that I am telnet from are in the /etc/hosts file and
> >>nslookup/DNS seems fine.
> >>
> >>Thank in advance,
> >>David Knight
> >>
> >>
> >>
> >>
> >>
> >>Aaron W Morris <aaronmorris@MINDSPRING.COM>
> >>Sent by: IBM AIX Discussion List <aix-l@Princeton.EDU>
> >>01/13/2004 12:36 PM
> >>Please respond to IBM AIX Discussion List
> >>
> >>
> >> To: aix-l@Princeton.EDU
> >> cc:
> >> Subject: Re: meet Problems when try to mount the floppy disk
> >>
> >>
> >>JOSEPH KREMBLAS wrote:
> >>
> >>
> >>>Looks to me like you destroyed the layout of the floppy disk when you
> >>
> >>were
> >>
> >>>asked to destroy it. You shouldn't be mounting a floppy disk anyway. Use
> >>
> >>the
> >>
> >>>dosread, dosdir, and doswrite commands to perform operations on the
> >>
> >>floppy
> >>
> >>>drive.
> >>>
> >>>-----Original Message-----
> >>>From: IBM AIX Discussion List [mailto:aix-l@Princeton.EDU] On Behalf Of
> >>>Paul. Vanchope
> >>>Sent: Tuesday, January 13, 2004 5:29 AM
> >>>To: aix-l@Princeton.EDU
> >>>Subject: meet Problems when try to mount the floppy disk
> >>>
> >>>
> >>>Insert a floppy disk into the floppy disk drive.
> >>>Execute the following command in order to mount the floppy disk to a fs:
> >>>#mkfs -V jfs /dev/fd0
> >>>mkfs: destroy /dev/fd0 (yes)? y
> >>>Device /dev/fd0:
> >>>Standard empty filesystem
> >>>Size: 2880 512-byte (UBSIZE) blocks
> >>>Initial Inodes: 512
> >>>#mkdir /flo
> >>>#mount -o nointegrity /dev/fd0 /flo
> >>>mount: 0506-324 Cannot mount /dev/fd0 on /flo: There is an input or
> >>
> >>output
> >>
> >>>error. Then i attempt to read file in the floppy disk: #dosread -D
> >>
> >>/dev/fd0
> >>
> >>>readme.txt chap.txt
> >>>read: /dev/fd0: There is an input or output error.
> >>>Abort, Retry, Ignore?
> >>>
> >>>Why the "mount" and "dosread" all fail ? (In Windows 2000 Server, the
> >>
> >>files
> >>
> >>>in the floppy disk could be successfully read out).
> >>
> >>You can also use the mtools that comes with AIX 5. With mtools, you
> >>have commands available that emulate old dos commands:
> >>
> >>mdir
> >>mformat
> >>mcopy
> >>mmove
> >>mmd
> >>mattrib
> >>
> >>All you do is reference the floppy drive like a dos drive letter, ie
> >>"mcopy file.txt a:" or "mdir a:".
> >>
> >>--
> >>Aaron W Morris <aaronmorris@mindspring.com> (decep)
> >
> >
>
> --
> Ron Bramblett
> Sys Admin
> Fuller Brush Company



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