unreachable host

mazdaracer plug-discuss@lists.plug.phoenix.az.us
30 Dec 2002 13:08:24 -0800


Checked and it is. For what its worth, here's the ifconfig output and
the iptables -L from my Linux box.

[root@rotor Downloads]# iptables -L
Chain INPUT (policy DROP)
target     prot opt source               destination         
ACCEPT     all  --  anywhere             anywhere           
ACCEPT     all  --  192.168.0.0/24       anywhere           
drop-and-log-it  all  --  192.168.0.0/24       anywhere           
ACCEPT     all  --  anywhere             63.x.x.x      state
RELATED,ESTABL
ISHED 
drop-and-log-it  all  --  anywhere             anywhere           

Chain FORWARD (policy DROP)
target     prot opt source               destination         
ACCEPT     all  --  anywhere             anywhere           state
RELATED,ESTABL
ISHED 
ACCEPT     all  --  anywhere             anywhere           
drop-and-log-it  all  --  anywhere             anywhere           

Chain OUTPUT (policy DROP)
target     prot opt source               destination         
ACCEPT     all  --  anywhere             anywhere           
ACCEPT     all  --  63.x.x.x        192.168.0.0/24     
ACCEPT     all  --  192.168.0.0/24       192.168.0.0/24     
drop-and-log-it  all  --  anywhere             192.168.0.0/24     
ACCEPT     all  --  63.x.x.x        anywhere           
drop-and-log-it  all  --  anywhere             anywhere           

Chain drop-and-log-it (5 references)
target     prot opt source               destination         
LOG        all  --  anywhere             anywhere           LOG level
info 
DROP       all  --  anywhere             anywhere           
[root@rotor Downloads]# 


[root@rotor proftpd-1.2.7]# ifconfig
eth0      Link encap:Ethernet  HWaddr xx  
          inet addr:63.x.x.x  Bcast:63.x.x.x  Mask:255.255.255.248
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:126605 errors:0 dropped:0 overruns:0 frame:0
          TX packets:78690 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:100 
          RX bytes:72194651 (68.8 Mb)  TX bytes:8644464 (8.2 Mb)
          Interrupt:10 Base address:0x7000 

eth1      Link encap:Ethernet  HWaddr xx  
          inet addr:192.168.0.10  Bcast:192.168.0.255 
Mask:255.255.255.0
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:41171 errors:0 dropped:0 overruns:0 frame:0
          TX packets:52924 errors:2 dropped:0 overruns:0 carrier:4
          collisions:38 txqueuelen:100 
          RX bytes:4747451 (4.5 Mb)  TX bytes:37996672 (36.2 Mb)
          Interrupt:11 Base address:0xc400 

lo        Link encap:Local Loopback  
          inet addr:127.0.0.1  Mask:255.0.0.0
          UP LOOPBACK RUNNING  MTU:16436  Metric:1
          RX packets:2486 errors:0 dropped:0 overruns:0 frame:0
          TX packets:2486 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0 
          RX bytes:225812 (220.5 Kb)  TX bytes:225812 (220.5 Kb)




On Mon, 2002-12-30 at 12:53, Mike Starke wrote:
> On Mon, Dec 30, 2002 at 12:38:58PM -0800, mazdaracer wrote:
> /_Interesting!  Changed D Link to 192.168.5.2 and the laptop updated to
> /_5.100 with a 5.2 gateway. Have net access; can also ping 192.168.0.10,
> /_the linux box!
> /_
> /_Tried to ping from the linux box to the laptop. No go. But then I
> /_noticed it was as if I was pinging from eth0, the external interface,
> /_and not eth1. So do I have an issue on the linux side now?
> /_
> Make sure, as suggested earlier, that your netmask reads "255.255.255.0"
> on every node attached to your network. Being 100% certian of this
> will make debugging any problems easier. This check, I would do first.
> 
> v/r
> -Mike
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