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Re: Networking Problem



John Summerfield wrote:

I _thought_ you might be Australian.

Yes I am :)

I don't know just that your tools are on Windows: boot Linux (Knoppix is fine) if you can. From there,
traceroute x.com
ping -R -c4 x.org
and see where routing breaks.

Also, on Debbie (the Debian box)
sysctl -a | grep ip_

Here is the output of a tracert run from my windows workstation behind my Debian Box (my other box didn't have traceroute) I had to ping the IP of google because I can't resolve domain names either.

C:\Documents and Settings\jrb>tracert 216.239.37.99

Tracing route to 216.239.37.99 over a maximum of 30 hops

  1    <1 ms    <1 ms    <1 ms  10.1.1.1
  2     *        *        *     Request timed out.
  3     *        *        *     Request timed out.
  4     *        *        *     Request timed out.
  5     *        *        *     Request timed out.
  6     *        *        *     Request timed out.
  7     *        *        *     Request timed out.
  8     *        *        *     Request timed out.
  9     *        *        *     Request timed out.
 10     *        *        *     Request timed out.
 11     *        *        *     Request timed out.
 12     *        *        *     Request timed out.
 13     *        *        *     Request timed out.
 14     *        *        *     Request timed out.
 15     *        *        *     Request timed out.
 16     *        *        *     Request timed out.
 17     *        *        *     Request timed out.
 18     *        *        *     Request timed out.
 19     *        *        *     Request timed out.
 20     *        *        *     Request timed out.
 21     *        *        *     Request timed out.
 22     *        *        *     Request timed out.
 23     *        *        *     Request timed out.
 24     *        *        *     Request timed out.
 25     *        *        *     Request timed out.
 26     *        *        *     Request timed out.
 27     *        *        *     Request timed out.
 28     *        *        *     Request timed out.
 29     *        *        *     Request timed out.
 30     *        *        *     Request timed out.

Trace complete.

The Ping command has been running for about 10 minutes now without any result, not even a timeout...

Here is the output of the sysctl command on my Debian Box:

*[root@holly:~] sysctl -a |grep ip_
net.ipv4.ip_conntrack_max = 12280
net.ipv4.netfilter.ip_conntrack_generic_timeout = 600
net.ipv4.netfilter.ip_conntrack_icmp_timeout = 30
net.ipv4.netfilter.ip_conntrack_udp_timeout_stream = 180
net.ipv4.netfilter.ip_conntrack_udp_timeout = 30
net.ipv4.netfilter.ip_conntrack_tcp_timeout_close = 10
net.ipv4.netfilter.ip_conntrack_tcp_timeout_time_wait = 120
net.ipv4.netfilter.ip_conntrack_tcp_timeout_last_ack = 30
net.ipv4.netfilter.ip_conntrack_tcp_timeout_close_wait = 60
net.ipv4.netfilter.ip_conntrack_tcp_timeout_fin_wait = 120
net.ipv4.netfilter.ip_conntrack_tcp_timeout_established = 432000
net.ipv4.netfilter.ip_conntrack_tcp_timeout_syn_recv = 60
net.ipv4.netfilter.ip_conntrack_tcp_timeout_syn_sent = 120
net.ipv4.netfilter.ip_conntrack_buckets = 1535
net.ipv4.netfilter.ip_conntrack_max = 12280
net.ipv4.ip_local_port_range = 32768    61000
net.ipv4.ip_dynaddr = 0
net.ipv4.ip_nonlocal_bind = 0
net.ipv4.ip_no_pmtu_disc = 0
net.ipv4.ip_autoconfig = 0
net.ipv4.ip_default_ttl = 64
net.ipv4.ip_forward = 1

Thanks for your help mate ;)



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