> -----Original Message-----
> From: centos-bounces@xxxxxxxxxx
> [mailto:centos-bounces@xxxxxxxxxx] On Behalf Of Scott Silva
> Sent: Wednesday, January 30, 2008 12:30
> To: centos@xxxxxxxxxx
> Subject: Re: Network routes
>
> on 1/29/2008 5:24 PM Jason Pyeron spake the following:
> >
> >
> >> -----Original Message-----
> >> From: centos-bounces@xxxxxxxxxx
> >> [mailto:centos-bounces@xxxxxxxxxx] On Behalf Of Les Mikesell
> >> Sent: Tuesday, January 29, 2008 18:25
> >> To: CentOS mailing list
> >> Subject: Re: Network routes
> >>
> >>
> >> You probably want to remove the default route through
> NE.TW.KB.1 and add
> >> routes for the specific networks that you can reach though
> >> it. Normally routing is done toward a destination network/address
> > without
> >> regard to the route of a packet you might be replying to.
> As for an
> >> 'outage', how do you define/detect the outage? Normally
> if you want
> > routes to be
> >> determined dynamically you would set up a routing protocol
> with the
> >> next-hop routers - or for simple failover the alternative gateway
> >> routers might be configured via hsrp or vrrp to have a floating IP
> >> address that the rest of the LAN uses as the default
> gateway address.
> >>
> >
> > Droping the failover requirements, pings still do not
> respond off the local
> > subnet.
> >
> > [root@host20 ~]# route -n
> > Kernel IP routing table
> > Destination Gateway Genmask Flags
> Metric Ref Use
> > Iface
> > NET.WOR.KA.0 0.0.0.0 255.255.255.0 U 0
> 0 0 eth1
> > 192.168.1.0 0.0.0.0 255.255.255.0 U 0
> 0 0 eth0
> > NE.TW.RKB.0 0.0.0.0 255.255.255.0 U 0
> 0 0 eth0
> > 169.254.0.0 0.0.0.0 255.255.0.0 U 0
> 0 0 eth1
> > 0.0.0.0 NET.WOR.KA.1 0.0.0.0 UG 0
> 0 0 eth1
>
> But none of the destinations have a gateway address.
> So all of the traffic is trying to go from every interface to
> the default gateway.
> Do both interfaces go out the same router?
> As an example in my system, I have a local interface and a
> wan interface. Only
> the wan interface needs to use the default route, as it is
> the only interface
> that talks to the outside world. But my internal interface
> has routes to other
> private networks through IPSec tunnels on other routers.
>
> So the internal interface has multiple routes and each has a
> gateway address
> of the router that handles that route.
>
> Are your network-a and network-b addresses actually public
> addresses or
> rfc-1918 private addresses?
>
Public.
BTW thank you all for the help so far.
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- Sr. Consultant 10 West 24th Street #100 -
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