no route to host - urgent problem

[Luke Kearney]

On Thu, 17 Mar 2005 08:20:23 +0100
Laszlo Zsolt Nagy <nagylzs at freemail.hu> spake thus:

> 
>  Hi All!
> 
> 
> I could compile a new kernel (4.8 p27). It logs in to an ADSL line with 
> ppp (tun0 created). But I cannot ping even myself.
> This is a router, the other device is connected to a local network 
> 172.16.0/20
> 
> 
> messias>ping 127.0.0.1
> ping:sendto:no route to host
> 
> 
> messias>netstat -nr
> 
> Destination      Gateway      Flags   Refs   Use   Netif    Expire
> 127.0.0.1      127.0.0.1      UH      1      3      lo0
> 172.16.0/20   link#2   UC   3   0   rl0
> 
> 
> I dot see the gateway here  (Flags: G) but it should work for 127.0.0.1 
> without it.
> 
> ARP is also working, the physical connection is okay on the LAN:
> 
> messias>arp 172.16.0.26
> ? (172.16.0.26) at 00:50:1d:5f:18:20 on rl0 [ethernet]
> 
> I also tried this:
> 
> messias>route add default 172.16.0.1
> 
> The default gateway  became "172.16.0.1  UGSc rl0". Despite this:
> 
> messias>ping 172.16.0.26
> PING 172.16.0.26 (172.16.0.26): 56 data bytes
> ping: sendto: No route to host
> 
> "named" does not work either. It is started but when I start nslookup it 
> says 'No response from server'.
> 
> Is it a missing 'options' from the kernel config? The same machine was 
> working before with the same setting
> but a different kernel (GENERIC). Unfortunately, I need to do this 
> within 1 hour. Employees are coming
> and they will cut my neck....
> 
>    Laci

check firewall setups

HTH


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