9 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
My Device is connected to eth1 interface of the host and eth0 is connected to network.
Now when I am pinging google.com from device after executing below commands on host
sudo iptables -t nat -A POSTROUTING -o eth1 -j MASQUERADE
sudo iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE
I am... (0 Replies)
Discussion started by: slathigara
0 Replies
2. UNIX for Dummies Questions & Answers
Hi everyone,
I have a LAN with :
1 internet box (192.168.1.1)
1 Debian host (192.168.1.224)
3 Windows hosts (192.168.1.32/33/34)
The internet box is set to route all incoming traffic to the Debian host (DMZ).
Then the Debian host is set to accept certain packets and forward others... (0 Replies)
Discussion started by: chebarbudo
0 Replies
3. UNIX for Dummies Questions & Answers
I am using nullmailer on Ubuntu Linux to relay mails however when I send email or through cron it appear as
root@myhostname.domain.com instead of root@domain.com
How do I configure nullmailer so the email send appear as from root@domain.com? (0 Replies)
Discussion started by: hassan1
0 Replies
4. IP Networking
edit: SOLVED - see below for solution
Hi there,
I've inherited a gob of Linux hosts and so am learning linux from the bottom of the deep end of the pool (gotta say I'm warming up to Linux though - it's not half bad)
Right now iptables is confusing me and I could use some pointers as to how... (0 Replies)
Discussion started by: Smiling Dragon
0 Replies
5. UNIX for Dummies Questions & Answers
I am having an issue with iptables. My server is a RHEL6 64bit system.
In my application I have a large number of connected clients ~100k to a particular service. The application works fine when iptables is off, 100k clients are able to connect.
However, when I turn iptables on and add a... (1 Reply)
Discussion started by: jtipp3tt
1 Replies
6. AIX
I'm trying to configure sendmail masquerading and it seems like I'm having a problem with m4.
My main problem is that internally generated emails are showing up externally as originating from: internal_user@internal1.mydomain.com.
internal1.mydomain.com doesn't resolve publicly, nor should it.... (1 Reply)
Discussion started by: aix_user1
1 Replies
7. UNIX for Dummies Questions & Answers
Hi,
Please tell me what is sendmail masquarade and what is the use of it?
Its pretty confusing :eek:..
Is it all about like when mail is sent from sender to receiver, the receiver cannot see the hostname/internal username of sender..
And I found they constitute various classes like class... (0 Replies)
Discussion started by: Priya Amaresh
0 Replies
8. Solaris
Hi everyone,
I am hoping anyone of you could help me in this weird problem we have in 1 of our Solaris 10 servers. Lately, we have been having some ftp problems in this server. Though it can ping any server within the network, it seems that it can only ftp to a select few. For most servers, the... (4 Replies)
Discussion started by: labdakos
4 Replies
9. IP Networking
Greetings to all.
My new firewall is giving me one hell of a problem.
I'm running iptables and masquerading my intranet
thru NAT. But here is the problem. Whenever I try
to FTP to a server outside of my lan I get a 500
illegal port error.
I've come to the conclusion that NAT is... (2 Replies)
Discussion started by: phrater
2 Replies
IPTABLES-SAVE(8) iptables 1.6.1 IPTABLES-SAVE(8)
NAME
iptables-save -- dump iptables rules to stdout
ip6tables-save -- dump iptables rules to stdout
SYNOPSIS
iptables-save [-M modprobe] [-c] [-t table]
ip6tables-save [-M modprobe] [-c] [-t table]
DESCRIPTION
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-
cutable's path.
-c, --counters
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.
BUGS
None known as of iptables-1.2.1 release
AUTHORS
Harald Welte <laforge@gnumonks.org>
Rusty Russell <rusty@rustcorp.com.au>
Andras Kis-Szabo <kisza@sch.bme.hu> contributed ip6tables-save.
SEE ALSO
iptables-apply(8),iptables-restore(8), iptables(8)
The iptables-HOWTO, which details more iptables usage, the NAT-HOWTO, which details NAT, and the netfilter-hacking-HOWTO which details the
internals.
iptables 1.6.1 IPTABLES-SAVE(8)