[ale] RH8 "Temporary failure in name resolution"
James P. Kinney III
jkinney at localnetsolutions.com
Mon Feb 17 22:38:21 EST 2003
Assuming you eth0 address is 68.54.20.2
ping -n 68.54.20.1 -I 68.54.20.2
The turn on tcpdump and do it again.
Also post a dump from iptables (sanitized if needed)
iptables -L -v -n > /tmp/iptablescrap.txt (that can be iptables crap or
iptable scrap. amuse yourself:)
On Sun, 2003-02-16 at 16:33, Kevin Krumwiede wrote:
> On Mon, 2003-02-17 at 21:30, James P. Kinney III wrote:
> > Double check the routing with netstat -rn. Sometimes 2 Nics in a box
> > causes route table typing problems :)
>
> See anything wrong with this?
>
> # netstat -r
> Kernel IP routing table
> Destination Gateway Genmask Flags MSS Window irtt
> Iface
> 192.168.1.0 * 255.255.255.0 U 40 0 0
> eth1
> 68.54.20.0 * 255.255.254.0 U 40 0 0
> eth0
> 127.0.0.0 * 255.0.0.0 U 40 0 0
> lo
> default 68.54.20.1 0.0.0.0 UG 40 0 0
> eth0
>
> #ifconfig eth0
> eth0 Link encap:Ethernet HWaddr XX:XX:XX:XX:XX:XX
> inet addr:68.54.21.XX Bcast:68.54.21.255 Mask:255.255.254.0
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:1825751 errors:1 dropped:0 overruns:0 frame:1
> TX packets:1034919 errors:0 dropped:0 overruns:0 carrier:0
> collisions:1537 txqueuelen:100
> RX bytes:384340324 (366.5 Mb) TX bytes:149228183 (142.3 Mb)
> Interrupt:11 Base address:0x1000
>
>
> I can connect from a host on my LAN, via the above router, to a host on
> the Internet. I can connect from a host on my LAN to the httpd on the
> router. I can connect from one host to another on the LAN. What I
> *cannot* do is connect from the router, to any host on any network. I
> even went as far as:
>
> # iptables -P INPUT ACCEPT
> # iptables -F INPUT
> # iptables -P OUTPUT ACCEPT
> # iptables -F OUTPUT
>
> tcpdump still shows *nothing* from any attempted outbound connections.
>
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--
James P. Kinney III \Changing the mobile computing world/
CEO & Director of Engineering \ one Linux user /
Local Net Solutions,LLC \ at a time. /
770-493-8244 \.___________________________./
http://www.localnetsolutions.com
GPG ID: 829C6CA7 James P. Kinney III (M.S. Physics) <jkinney at localnetsolutions.com>
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