[TriLUG] Can't reach default gateway
Jon Carnes
jonc at nc.rr.com
Mon Dec 9 13:25:40 EST 2002
Check the subnet masks.
On Mon, 2002-12-09 at 11:20, Ryan Leathers wrote:
>
> I am baffled.
>
> During some recent down time in my network I made some changes to
> hardware and topology.
> Several hosts in the network run Redhat 6.2 and have static addresses
> from 172.16.130.0/24.
> The default gateway for these hosts is 172.16.130.1
>
> I am able to reach Windows PC's and Redhat 8 Servers in the 172.16.130.0
> network but I can't reach the Redhat 6.2 hosts.
> In fact, the Redhat 6.2 hosts can't ping the default gateway though they
> can reach other hosts in the same network.
>
> I replaced one of the Redhat 6.2 hosts with a Redhat 8 box using the
> same cabling and addressing - this was successful.
>
> Is there some configuration on the Redhat 6.2 hosts that could be doing
> this? The configs have not changed on these hosts, but the router
> interface they use as their default gateway has changed. Still, I don't
> understand why every other type of host is working if the problem is at
> the router (there are no ACL's on the router)
>
> Can anyone suggest a plausible explanation for this behavior ? I am in
> a crunch and can't afford to upgrade everything to Redhat 8 right now.
>
> Thanks,
> Ryan
>
>
>
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