ftp client ( passive mode ) : 227 Entering Passive Mode (192,168,1,254,226,220). connecting to 192.168.1.254:58076 - - connecting to 192.168.1.254:58076 ! Connection failed 192.168.1.254 - connection timed out ! connect: error 0 PORT 192,168,1,101,17,247 200 PORT command successful LIST 150 Opening ASCII mode data connection for file list Received 61 bytes in 0.1 secs, (6100.00 bps), transfer succeeded 226 Transfer complete
-------- Original Message -------- Subject: Firewall ( iptables ) enabled for ftp ( active mode & passive mode ) problem Date: Sat, 27 Mar 2010 16:39:01 +0800 From: Edward. S. P. Leong <edward...@ita.org.mo> To: fedora-l...@redhat.com <fedora-l...@redhat.com>, proftp-u...@lists.sourceforge.net Dear All, Mine is FC11 OS... So, how can we enable the firewall ( iptables ) for using ftp ( active mode & passive mode ) service ? For the existing setting : iptables -F iptables -X iptables -F -t nat iptables -X -t nat iptables -F -t mangle iptables -X -t mangle iptables -P INPUT DROP iptables -P OUTPUT ACCEPT iptables -P FORWARD ACCEPT iptables -t nat -P OUTPUT ACCEPT iptables -t nat -P PREROUTING ACCEPT iptables -t nat -P POSTROUTING ACCEPT iptables -t mangle -P PREROUTING ACCEPT iptables -t mangle -P POSTROUTING ACCEPT iptables -t mangle -P INPUT ACCEPT iptables -t mangle -P OUTPUT ACCEPT iptables -t mangle -P FORWARD ACCEPT iptables -A INPUT -i lo -j ACCEPT iptables -A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT int="eth1" int_add="192.168.1.254" int_src="192.168.1.0/24" # Only allow users to use port 22 ( ssh services ) : iptables -A INPUT -i $int -p tcp --dport 22 -s $int_src -d $int_add -j ACCEPT # Only allow users to use port 20 & 21 ( ftp services ) : iptables -A INPUT -i $int -p tcp --dport 20 -s $int_src -d $int_add -j ACCEPT iptables -A INPUT -i $int -p tcp --dport 21 -s $int_src -d $int_add -j ACCEPT # ping ( ICMP ) iptables -A INPUT -i $int -p icmp --icmp-type echo-request -s $int_src -d $int_add -j ACCEPT Problem of ftp client : connection timenout Thanks ! Edward.
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