Re: IP forwarding woes

["Daniel Corbe" <dcorbe@resultstel.com>]

Never mind, I'm retarded
I just saw the problem
        inet 10.64.14.40 netmask 0xfffffff0 broadcast 10.64.14.47

stupid net masks


> -----Original Message-----
> From: owner-misc@openbsd.org [mailto:owner-misc@openbsd.org]On Behalf Of
> Daniel Corbe
> Sent: Tuesday, February 03, 2004 5:25 PM
> To: Misc OpenBSD
> Subject: IP forwarding woes
>
>
> Hi,
>
> I have some issues with IP forwarding.
>
> Even though this OpenBSD box has a route to every other
> destination on this
> network, IP Forwarding is not working correctly.
>
> fxp0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
>         address: 00:0b:cd:4d:5c:e9
>         media: Ethernet autoselect (100baseTX full-duplex)
>         status: active
>         inet 10.64.14.40 netmask 0xfffffff0 broadcast 10.64.14.47
>         inet6 fe80::20b:cdff:fe4d:5ce9%fxp0 prefixlen 64 scopeid 0x1
>         inet 146.82.194.227 netmask 0xfffffff0 broadcast 146.82.194.239
>         inet 10.64.14.1 netmask 0xffffff00 broadcast 10.64.14.255
>         inet 146.82.194.231 netmask 0xfffffff0 broadcast 146.82.194.239
>
> When I use it as a gateway it reports unreachable to all my clients
>
> [root@mars dcorbe]# route add -net default gw 10.64.14.1
> [root@mars dcorbe]# traceroute spencer
> traceroute to spencer.resultstel.com (10.64.15.130), 30 hops max, 38 byte
> packets
>  1  146.82.194.231 (146.82.194.231)  0.199 ms  0.177 ms  0.116 ms
>  2  146.82.194.231 (146.82.194.231)  0.129 ms !H  0.151 ms !H  0.116 ms !H
>
> even though clearly the box itself can get to that location:
> bash-2.05b# traceroute spencer
> traceroute to spencer.resultstel.com (10.64.15.130), 64 hops max, 40 byte
> packets
>  1  * * *
>  2  192.168.253.62 (192.168.253.62)  100.441 ms  99.890 ms  101.290 ms
>  3  spencer (10.64.15.130)  113.471 ms  101.783 ms  127.277 ms
>
> and the routes exist in the routing table:
> 10.64.15.0/26      10.64.14.163       UG1         0       61      -   fxp0
> 10.64.15.64/26     10.64.14.163       UG1         0       61      -   fxp0
> 10.64.15.128/26    10.64.14.47        UG1         0       53      -   fxp0
>
> The gateway 10.64.14.47 does not seem to be reachable even though it's on
> the same network as this box and it's in the routing table
>
> 10.64.14/24        link#1             UC          0        0      -   fxp0
> 10.64.14.47        link#1             UHL        29       37      -   fxp0
>
> I'm kind of at a loss as how to fix this.