RE: ip_conntrack: table full, dropping packet. SAY WHA????

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Thanks a buntch Daniel

I boosted it up to 10,000 and that seems to have stopped the problem for now.

SBlaze


--- Daniel Chemko <dchemko@xxxxxxxxxx> wrote:
> This is telling me that you are trying to send out requests for more
> servers than you have available conntrack entries.
> 
> # This tell you how many sessions arte open right now.
> cat /proc/net/ip_conntrack | wc -l
> # This tells you the maximum number of conntrack entries you can have in
> total
> cat /proc/sys/net/ipv4/ip_conntrack_max
> 
> Once the previous number hits beyond the latter, you should start seeing
> these messages. I would increase the latter number by calling:
> 
> echo "<some_bigger_number>" > /proc/sys/net/ipv4/ip_conntrack_max
> 
> or if you want it to span reboots, you can place the following in
> /etc/sysctl.conf
> 
> sys.net.ipv4.ip_conntrack_max = <some_big_number>
> 
> 
> -----Original Message-----
> From: SBlaze [mailto:dagent.geo@xxxxxxxxx] 
> Sent: Tuesday, September 09, 2003 3:54 PM
> To: nf
> Subject: ip_conntrack: table full, dropping packet. SAY WHA????
> 
> I have a single windows machine NATED behind my Linux
> router/gateway/firewall.
> I use iptables 1.2.8
> 
> info on the module I found is this
> 
> root@kingscross:/var/www/n00b# modinfo ip_conntrack
> filename:
> /lib/modules/2.4.22/kernel/net/ipv4/netfilter/ip_conntrack.o
> description: <none>
> author:      <none>
> license:     "GPL"
> parm:        hashsize int
> 
> I like to play CounterStrike. When I update the list from Master Servers
> 
> I get this in my /var/log/messages file and it's sent to STDOUT
> 
> Sep  8 22:18:06 kingscross kernel: NET: 347 messages suppressed.
> Sep  8 22:18:06 kingscross kernel: ip_conntrack: table full, dropping
> packet.
> Sep  8 22:18:11 kingscross kernel: NET: 392 messages suppressed.
> Sep  8 22:18:11 kingscross kernel: ip_conntrack: table full, dropping
> packet.
> Sep  8 22:18:16 kingscross kernel: NET: 371 messages suppressed.
> Sep  8 22:18:16 kingscross kernel: ip_conntrack: table full, dropping
> packet.
> Sep  8 22:18:21 kingscross kernel: NET: 414 messages suppressed.
> Sep  8 22:18:21 kingscross kernel: ip_conntrack: table full, dropping
> packet.
> Sep  8 22:18:26 kingscross kernel: NET: 467 messages suppressed.
> Sep  8 22:18:26 kingscross kernel: ip_conntrack: table full, dropping
> packet.
> Sep  8 22:18:31 kingscross kernel: NET: 436 messages suppressed.
> Sep  8 22:18:31 kingscross kernel: ip_conntrack: table full, dropping
> packet.
> 
> The suppressed messages vary..but what gives here? Here are my UDP rules
> for
> refference.
> 
> # UDP Filters
> #
> #iptables -A INPUT -p udp -i eth0 -m state --state NEW,INVALID -j LOG
> iptables -A INPUT -p udp -i eth0 -m state --state NEW,INVALID -j DROP
> iptables -A INPUT -p udp -i eth0 -m state --state ESTABLISHED,RELATED -j
> ACCEPT
> 
> If someone could explain thhis to me I would appreciate it.
> 
> Thanks 
> SBlaze
> 
> =====
> In the absence of order there will be chaos.
> 
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=====
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