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Date: Fri, 27 Mar 2015 02:03:01 +0430
From: Mohsen Pahlevanzadeh <mohsen@pahlevanzadeh.org>
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Subject: ip_conntarck in FreeBSD
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Dear All,

I need to equivalen of ip_conntarck of netfilter in FreeBSD, Specially, 
maximum connections.
Specially two variable net.ipv4.netfilter.ip_conntrack_count and 
net.ipv4.netfilter.ip_conntrack_max

--Regards
Mohsen