search for: ip_dynaddr

...ev eth2 ip addr add xxx.xxx.xxx.56/24 brd xxx.xxx.xxx.255 dev eth2 ip addr add xxx.xxx.xxx.57/24 brd xxx.xxx.xxx.255 dev eth2 ip addr add xxx.xxx.xxx.58/24 brd xxx.xxx.xxx.255 dev eth2 ip route add default via xxx.xxx.xxx.1 --- end settings --- /proc/sys/net/ipv4/ip_forward is 1 /proc/sys/net/ipv4/ip_dynaddr is 1 works: ping google.com -I eth2 works: ping google.com -I xxx.xxx.xxx.50 not working: ping google.com -I xxx.xxx.xxx.58 >From the outside I can ping xxx.xxx.xxx.50 but cannot ping any secondary IP''s. I tried tcpdump but didn''t receive any replies from the secondary ip...

...; ip_nat_irc" $MODPROBE ip_nat_irc #---------------- End of prep ---------------------- #---------- Let the tables begin ------------------- # Turn on forwarding echo "1" > /proc/sys/net/ipv4/ip_forward # Enable dynamic-address hacking echo "1" > /proc/sys/net/ipv4/ip_dynaddr # Clear any previous configuration $IPTABLES -P INPUT ACCEPT $IPTABLES -F INPUT $IPTABLES -P OUTPUT ACCEPT $IPTABLES -F OUTPUT $IPTABLES -P FORWARD DROP $IPTABLES -F FORWARD $IPTABLES -t nat -F # Redirect unregistered users to the info page $IPTABLES -t nat -A PREROUTING -p tcp -s $FILTER_NET --d...

...s (packets with impossible addresses) echo 1 > /proc/sys/net/ipv4/conf/all/log_martians # 3.2 Non-Required proc configuration #echo "1" > /proc/sys/net/ipv4/conf/all/rp_filter #echo "1" > /proc/sys/net/ipv4/conf/all/proxy_arp #echo "1" > /proc/sys/net/ipv4/ip_dynaddr # 4. rules set up. # 4.1 Filter table # 4.1.1 Set policies /sbin/iptables -P INPUT DROP /sbin/iptables -P OUTPUT DROP /sbin/iptables -P FORWARD DROP # 4.1.2 Create userspecified chains # Create chain for bad tcp packets /sbin/iptables -N bad_tcp_packets # Create separate chains for ICMP, TCP a...

...cpdump -i ppp0'' showed that port 110 was associated with my ISP''s mail server, and this server was sending email to a different (high numbered) port on my Thunderbird client.) I''ve also checked shorewall.conf, /etc/network/options and /proc/sys/net/ipv4/ip_forward and ip_dynaddr (?) to make sure that IP forwarding is enabled (and it wasn''t to begin with). I''ve also checked via ''ifconfig lo'' that interface lo is up (it wasn''t to begin with). The output of ''shorewall show nat'' shows zero packets against the...

... If you get your IP address dynamically from SLIP, PPP, or DHCP, #   enable this following option.  This enables dynamic-address hacking #   which makes the life with Diald and similar programs much easier. # echo "   Enabling DynamicAddr.." echo "1" > /proc/sys/net/ipv4/ip_dynaddr # Enable simple IP forwarding and Masquerading # #  NOTE:  In IPTABLES speak, IP Masquerading is a form of SourceNAT or SNAT. # #  NOTE #2:  The following is an example for an internal LAN address in the #            192.168.0.x network with a 255.255.255.0 or a "24" bit subnet ma...

https://bugzilla.netfilter.org/cgi-bin/bugzilla/show_bug.cgi?id=40 laforge@netfilter.org changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |ASSIGNED ------- Additional Comments From laforge@netfilter.org 2003-02-03 16:49 ------- We haven't seen this

...# # If you get your IP address dynamically from SLIP, PPP, or DHCP, # enable the following option. This enables dynamic-address hacking # which makes the life with Diald and similar programs much easier. # #echo " Enabling DynamicAddr.." #echo "1" > /proc/sys/net/ipv4/ip_dynaddr #echo " ---" ############################################################################# # # Enable Stronger IP forwarding and Masquerading # # NOTE: In IPTABLES speak, IP Masquerading is a form of SourceNAT or SNAT. # # NOTE #2: The following is an example for an internal LAN ad...