RE: Tracert timeout on first hop

Matthew Andersen ( mander@loginet.com )
Sun, 27 Apr 1997 21:12:37 -0700

This is an issue that doesn't come up with a UNIX based tracert. But
using Microsoft's Traceroute program we can repro.
Thanks,
Matthew

> ----------
> From: Andrew[SMTP:redshift@istar.ca]
> Sent: Sunday, April 27, 1997 2:23 PM
> To: ntisp@emerald.iea.com
> Subject: Re: Tracert timeout on first hop
>
> Thanx for the tip. Maybe I'll throw this one out into the portmaster
> list
>
>
> ----------
> > From: Josh Perry <joshp@netcnct.net>
> > To: ntisp@emerald.iea.com
> > Subject: Re: Tracert timeout on first hop
> > Date: Friday, April 25, 1997 8:24 PM
> >
> > We are using both a PM2e and a Computone Power-Rack with the PM2e we
> have
> > the same result as you have... with the computone it shows the first
> loop
> > as the ip of the computone... I think it is just a problem with how
> the
> > portmaster responds to the tracert
> >
> > Josh Perry
> > System Admin
> > NetConnect
> > http://www.netcnct.net/
> > joshp@netcnct.net
> >
> > ----------
> > > From: Andrew <redshift@istar.ca>
> > > To: NTisp Mailing List <ntisp@emerald.iea.com>
> > > Subject: Tracert timeout on first hop
> > > Date: Friday, April 25, 1997 6:36 PM
> > >
> > > Hi folks
> > >
> > > Wondering if someone can help with a little configuration issue?
> > >
> > > I have a PPro180 server running NT4.0 connected to a Livingston
> PM2e-R.
> > >
> > > NTserver on 204.50.3.1
> > > PM2 on 204.50.3.2
> > > Upstream gateway 207.107.201.69
> > >
> > > When I do a tracert from either the NT console or a dial in user I
> get
> > the
> > > following :
> > > -----
> > > c:\tracert www.microsoft.com
> > > Tracing route to www.microsoft.com [207.68.137.59]
> > > over a maximum of 30 hops:
> > >
> > >
> > > 1 * * * Request timed out.
> > > 2 60 ms 60 ms 60 ms 207.107.201.69
> > > 3 60 ms 70 ms 60 ms
> core-spc-van-1-fddi3/0.Sprint-Canada.Net
> > > [204.50.251.49]
> > > 4 70 ms 60 ms 70 ms sl-sea-5-H11/0-T3.sprintlink.net
> > > [144.228.95.37]
> > > 5 61 ms 70 ms 70 ms sl-sea-6-F0/0.sprintlink.net
> > [144.228.90.6]
> > > 6 60 ms 81 ms 70 ms sl-mic-3-h0-T3.sprintlink.net
> > > [144.228.96.22]
> > > 7 70 ms 60 ms 81 ms 207.68.145.46
> > > 8 70 ms 70 ms 80 ms 207.68.137.59
> > >
> > > Trace complete.
> > > ----
> > >
> > > The first hop times out *every time*.
> > >
> > > If I Telnet to the PM2 and do the same trace there is no delay on
> the
> > first
> > > hop. So from that I figure it's a routing problem whit NT (?).
> > >
> > > Here's my NT route table :
> > >
> > > -------
> > > C:\route print
> > > Active Routes:
> > >
> > >
> > >
> > > Network Address Netmask Gateway Address
> Interface
> > Metric
> > >
> > > 0.0.0.0 0.0.0.0 204.50.3.2
> 204.50.3.1
>
> > 1
> > > 127.0.0.0 255.0.0.0 127.0.0.1
> 127.0.0.1
>
> > 1
> > > 204.50.3.0 255.255.255.0 204.50.3.1
> 204.50.3.1
>
> > 1
> > > 204.50.3.1 255.255.255.255 127.0.0.1
> 127.0.0.1
>
> > 1
> > > 204.50.3.255 255.255.255.255 204.50.3.1
> 204.50.3.1
>
> > 1
> > > 207.107.201.0 255.255.255.0 204.50.3.2
> 204.50.3.1
>
> > 2
> > > 207.107.201.68 255.255.255.252 204.50.3.2
> 204.50.3.1
>
> > 1
> > > 224.0.0.0 224.0.0.0 204.50.3.1
> 204.50.3.1
>
> > 1
> > > 255.255.255.255 255.255.255.255 204.50.3.1
> 204.50.3.1
>
> > 1
> > >
> > > -------
> > > I added 207.107.201.68 (my WAN network segment) manually and
> deleted
> > > 207.107.201.0. And tried that no difference. As you can see
> 207.107.201.0
> > > is part of the route table again. NT put it back in without even
> asking!
> > > ;-)
> > >
> > > Any Ideas on the first hop delay would be greatly appreciated!
> > >
> > > Thanx
> > >
> > > Andrew Barton
> > > RedShift Information Technology
> > >
> > >
> > >
> > >
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> >
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> >
> >
>
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