MSSQL database server and by default it listen on TCP port 1433 . Following iptable rules allows incoming client request (open port 1433) for server IP address 202.54.1.20 :
iptables -A INPUT -p tcp -s 0/0 --sport 1024:65535 -d 202.54.1.20 --dport 1433 -m state --state NEW,ESTABLISHED -j ACCEPT
iptables -A OUTPUT -p tcp -s 202.54.1.20 --sport 1433 -d 0/0 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT
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{ 1 comment… read it below or add one }
was using both google and yahoo to search this rules, finally i got it after 30 minutes later i found on this site
thanks