when ftp UDP port get block

//***  We just have fire this following rules with iptables ***//:--

 

**********************

 

-A OUTPUT -o eth0 -p udp -m udp --dport 21 -j ACCEPT

-A OUTPUT -o eth0 -p udp -m udp --dport 20 -j ACCEPT

-A INPUT -i eth0 -p udp -m udp --dport 21 -j ACCEPT

 -A INPUT -i eth0 -p udp -m udp --dport 20 -j ACCEPT

 

**********************

LIST:-

Error :-

425 Unable to build data connection: Connection timed out

PASV

 

227 Entering Passive Mode (64,246,51,197,214,179).

Connecting data channel to (64.246.51.197:54963).

 

Connection timed out; Connection timed out while waiting for a response from the server.