Subject: Re: Strange goings on at ACS - was Re: unable to ftp
From: James Gribbin (jgribbin@alaska.net)
Date: Wed Nov 06 2002 - 22:08:44 AKST
nmap tells me all 1601 ports are filtered.
I've attempted telneting into this thing before and been unsuccessful.
I'm not really up on more than basic networking, would monitoring the
network while acceessing it with its regular configuration program tell
me anything useful?
Jim Grbbin
On Wed, 2002-11-06 at 05:32, Dan Wolf wrote:
> I would be inclined to believe Someone was configuring access-lists on a
> router or rule tables in a firewall that temporarily blocked FTP. In a
> previous life I had to deal with a lot of different routers and most of them
> will allow configuration by other means than the supplied software. Two of
> these that come to mind are the Nexland boxes which can be accessed and
> configured by telneting into them and the D-Link boxes which also can be
> telnetted into And contain a number of uh..... unpublished commands. Most
> routers are designed to permit at least some form of low level management.
> You might try an Nmap your router to see what ports are listening......
> Dan
>
> On Tuesday 05 November 2002 22:12, James Gribbin wrote:
> > Called ACS to see if there was anything going on at their end. They
> > assured me there wasn't... but 1/2 hr later I can ftp again. I had
> > started some troubleshooting at my end, but hadn't changed anything yet.
> >
> > Does anybody have any suggestions as to what's more likely;
> >
> > 1) a bit changing in the flash-rom on my router resulting in only the
> > disabling of ftp?
> >
> > 2) Somebody changing a setting at ACS.
> >
> > I am currently unable to change any settings on my router as it is
> > windows administration (uses proprietary software) only and I don't have
> > anything setup with windows at the moment.
> >
> > On Tue, 2002-11-05 at 20:18, James Gribbin wrote:
> > > I noticed an update was taking a very long time and finally realized, I
> > > can't access any ftp sites.
> > >
> > > Could there be a problem with my router ( a commercial unit from
> > > MultiTech), or is this more likely to be a problem with my isp?
> > >
> > > I've never run into this before and am unsure where to start
> > > troubleshooting. I have changed nothing on my end and am able to access
> > > email & http on at least 2 computers.
> > >
> > > Jim Gribbin
> > >
> > >
> > >
> > >
> > >
> > > ---------
> > > To unsubscribe, send email to <aklug-request@aklug.org>
> > > with 'unsubscribe' in the message body.
> >
> > ---------
> > To unsubscribe, send email to <aklug-request@aklug.org>
> > with 'unsubscribe' in the message body.
>
---------
To unsubscribe, send email to <aklug-request@aklug.org>
with 'unsubscribe' in the message body.
This archive was generated by hypermail 2a23 : Wed Nov 06 2002 - 22:13:25 AKST