Problem with closing tcp session between cisco and freebsd

[Zherdev Anatoly]

On Tue, 16 Mar 2004 15:34:24 +0300
Gleb Smirnoff <glebius at cell.sick.ru> wrote:

> Z> But in IPFW i have ACCEPT by default and only this deny rules:
> Z> 
> Z> 00200 deny ip from any to 127.0.0.0/8
> Z> 00300 deny ip from 127.0.0.0/8 to any
> Z> 00400 deny log logamount 100 tcp from any to any 135-139,445,593
> Z> 00500 deny log logamount 100 udp from any to any 135-139,445
> Z> 01100 deny tcp from any to any 22 in recv fxp1
> Z> 01600 reset tcp from any to any 113
> Z> 
> Z> I make ipfw flush when i see this situation and keep only 
> Z> 65535 allow ip from any to any
> Z> but problem was not resolved and tcp session not ended.
> 
> Another snap question: 
> 
> what is value of net.inet.tcp.blackhole sysctl?

sysctl -a | grep blackhole
net.inet.tcp.blackhole: 0
net.inet.udp.blackhole: 0


-- 
Zherdev Anatoly.