10 More Discussions You Might Find Interesting
good day good people
first to tell that firewall and vpn is working as expected, but I notice something strange.
I have host system 126.96.36.199(local ip) firewall is blocking everything except port to vpn.
I have vpn on virtualized system 188.8.131.52 (CentOS both host and virtual). ... (0 Replies)
Discussion started by: end
2. IP Networking
I'm running on debian on a small embedded system. I have a ppp interface that is connected to the internet (and works). My unit also has wifi access point (which works and I can connect to it).
I want to allow connections to the wifi to be able to use the internet from ppp0... (1 Reply)
Discussion started by: alirezan1
3. IP Networking
Recently I discovered an issue with packet routing in the latest Android releases (4.4+ KitKat & Lollipop).
It seems that the problem Android specific, but essentially it comes from the Linux kernel.
I already filed a bug report to Google. You can see the details by searching for... (0 Replies)
Discussion started by: Vladislav
4. IP Networking
I have a following situation:
- I want certain source IPs to be natted to a different destination IP and Port. Following is how I am achieving it:
/usr/local/sbin/iptables -t nat -A PREROUTING -p tcp -s 192.168.10.12
--dport 1500 -j DNAT --to-destination 192.168.10.20:2000
... (3 Replies)
Discussion started by: ahmerin
Hi, I am learning IPTables have this question.
My server is behind a firewall that does a PAT & NAT to the LAN address.
Internet IP: 184.108.40.206
Server LAN IP: 10.1.1.23
Allowed Internet IPs: 220.127.116.11, 18.104.22.168
I want to allow a set of IPs are to be able to... (1 Reply)
Discussion started by: capri_guy84
6. Red Hat
Hello, please can you help and explain me.
I have two servers. Both are RHEL6.
I use the first one like router and the second one for apache.
Router forwards 80 port on the second server and I can open that from the internet (mysite.com, for example). But I can not open mysite.com if i try to... (0 Replies)
Discussion started by: 6765656755
7. IP Networking
My route looks like below:
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
192.168.1.253 192.168.1.210 255.255.255.255 UGH 0 0 0 eth2
22.214.171.124 0.0.0.0 255.255.255.252 U 0 0 0 eth0... (1 Reply)
Discussion started by: ashokvpp
Hello, the Nat and the forward worked on my debian server up to the reboot of machines.
The following rules*:
/sbin/iptables -t nat -A PREROUTING -p tcp -i eth2 -d xxx.xxx.xxx.xxx --dport 29070 -j DNAT --to-destination 10.0.1.7:29070
/sbin/iptables -A FORWARD -p tcp -i eth2 -o eth0 -d... (0 Replies)
Discussion started by: titoms
9. IP Networking
I want to find the right iptables commands combination to address the following need:
- NEs are NATed thru the linux box (using iptables) towards the WAN cloud, where the NTP servers are situated.
- In order to achieve redundancy, the NTP Servers are in a load balancing cluster... (0 Replies)
Discussion started by: lvl1s7a
10. UNIX for Advanced & Expert Users
I have a debian machine that work as a firewall (iptables + squid 2.6) with two physical interfaces: eth0 (public interface) and eth1 (internal interface LAN). I have created an alias eth1:1 in order to have two subnets on same physical interface:
auto... (0 Replies)
Discussion started by: sincity2006
IPTABLES-SAVE(8) iptables 1.6.1 IPTABLES-SAVE(8)
iptables-save -- dump iptables rules to stdout
ip6tables-save -- dump iptables rules to stdout
iptables-save [-M modprobe] [-c] [-t table]
ip6tables-save [-M modprobe] [-c] [-t table]
iptables-save and ip6tables-save are used to dump the contents of IP or IPv6 Table in easily parseable format to STDOUT. Use I/O-redirect-
ion provided by your shell to write to a file.
-M, --modprobe modprobe_program
Specify the path to the modprobe program. By default, iptables-save will inspect /proc/sys/kernel/modprobe to determine the exe-
include the current values of all packet and byte counters in the output
-t, --table tablename
restrict output to only one table. If not specified, output includes all available tables.
None known as of iptables-1.2.1 release
Harald Welte <firstname.lastname@example.org>
Rusty Russell <email@example.com>
Andras Kis-Szabo <firstname.lastname@example.org> contributed ip6tables-save.
The iptables-HOWTO, which details more iptables usage, the NAT-HOWTO, which details NAT, and the netfilter-hacking-HOWTO which details the
iptables 1.6.1 IPTABLES-SAVE(8)