Hey guys, I have just started using IP tables and was wondering if anyone could direct me to any good online resources as I am totally new to this. Thanks. (1 Reply)
Trying to create a whitelist to limit bandwidth. My sync speed is 1536/256 kbps.
Simple rules in order:
1. Do not limit (or set to 1536/256) MAC 00:00:00:00:00 (computer is in 192.168.1.0/24).
2. Do not limit (or set to 1536/256) MAC 00:00:00:00:01 (computer is in 192.168.1.0/24).
3. Do not... (1 Reply)
Thanks in advance
I have to remove ip_tables_name from /proc/net/...
i was trying to do so and getting the following error
cmd : rm ip_tables_names
error : rm: remove regular empty file `ip_tables_names'? y
rm: cannot remove `ip_tables_names': Operation not permitted (4 Replies)
I have a CentOS 5.2 (10.20.21.73) machine that I need help with configuring iptables. According to documentation I believe this line should allow all communication between my machine and another machine (other machine has no firewall)
-A RH-Firewall-1-INPUT -s 10.20.21.12 -j ACCEPT
#... (1 Reply)
Hi,
On the IPTABLES, I did iptables --flush. I want to start fresh. Now I only want two things. Allow one ip address to this server. Allow port 443 as incoming from every where. Please advice how to do this.
This is what I did so for.
iptables -I INPUT -i eth0 -s 1.2.3.4 -j ACCEPT... (5 Replies)
Hi, I just build a Linux server, I said yes to enable the firewall. I only choose SSH conneciton. When I check the iptables. I see all of this (see below). I want to reject every thing only allow SSH from subnet 192.168.1.xx. Can you advise, how to do.
Chain RH-Firewall-1-INPUT (2... (2 Replies)
Hi
I need help with an iptables configuration, this is what I have
server A
Server B
A and B are using different gateways
i am sending port 22 from A to B, I see the packages coming in B but B is not sending the package to internet. please give me some examples. (0 Replies)
Discussion started by: lmartinez073
0 Replies
LEARN ABOUT CENTOS
chfn
CHFN(1) User Commands CHFN(1)NAME
chfn - change your finger information
SYNOPSIS
chfn [-f full-name] [-o office] ,RB [ -p office-phone] [-h home-phone] -u] [-v] [username]
DESCRIPTION
chfn is used to change your finger information. This information is stored in the /etc/passwd file, and is displayed by the finger pro-
gram. The Linux finger command will display four pieces of information that can be changed by chfn: your real name, your work room and
phone, and your home phone.
chfn is used to change local entries only. Use ypchfn, lchfn or any other implementation for non-local entries.
COMMAND LINE
Any of the four pieces of information can be specified on the command line. If no information is given on the command line, chfn enters
interactive mode.
INTERACTIVE MODE
In interactive mode, chfn will prompt for each field. At a prompt, you can enter the new information, or just press return to leave the
field unchanged. Enter the keyword "none" to make the field blank.
OPTIONS -f, --full-name full-name
Specify your real name.
-o, --office office
Specify your office room number.
-p, --office-phone office-phone
Specify your office phone number.
-h, --home-phone home-phone
Specify your home phone number.
-u, --help
Print a usage message and exit.
-v, --version
Print version information and exit.
EXIT STATUS
Returns 0 if operation was successful, 1 if operation failed or command syntax was not valid.
SEE ALSO finger(1), passwd(5)AUTHOR
Salvatore Valente <svalente@mit.edu>
AVAILABILITY
The chfn command is part of the util-linux package and is available from ftp://ftp.kernel.org/pub/linux/utils/util-linux/.
util-linux July 2009 CHFN(1)