[hobbit] How to monitor this Internet public IP of internalFTP server

[Josh Luthman]

I'm not sure what the goal is here judging by Case's and Henrik's post but
if it's to ensure the connectivity to your ISP is still good I would suggest
using the first hop out.  That is the second hop on your traceroute to
google.com.

On Fri, Apr 4, 2008 at 7:20 AM, case <casedj at 21cn.com> wrote:

> Thanks!
>
> Regards,
> Case
> ----- Original Message -----
> From: "Henrik Stoerner" <henrik at hswn.dk>
> To: <hobbit at hswn.dk>
> Sent: Thursday, April 03, 2008 4:54 PM
> Subject: Re: [hobbit] How to monitor this Internet public IP of
> internalFTP server
>
>
> > On Wed, Apr 02, 2008 at 08:21:32PM +0800, casedj wrote:
> >> We have an internal FTP server that's NATed via Cisco's PIX firewall,
> so it has a Internet public IP and offers public access.
> >>
> >> But some people complain that FTP server is not stable. Depending on
> internal access (to its internal IP of FTP server), it seems ok. But we
> can't access its Internet public IP from internal network.
> >>
> >> There maybe several possible causes, e.g. carrier's line quality, DNS
> resolution, etc. We want to monitor its Internet public IP of FTP server to
> check what the root cause is, how?
> >
> > More of a network issue than a Hobbit one, really.
> >
> > What I do is to have a Hobbit network probe running on a DSL connection
> > from home, just looking at the publicly available services. Anything
> > sitting on a public IP can be used, really.
> >
> >
> > Henrik
> >
> >
> > To unsubscribe from the hobbit list, send an e-mail to
> > hobbit-unsubscribe at hswn.dk
> >
> >
>



-- 
Josh Luthman
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Those who don't understand UNIX are condemned to reinvent it, poorly.
--- Henry Spencer
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