9 FAQ tagged "ip address"
Viewing 1-9 of 9 FAQ -- Linux / FreeBSD: Multiple IP Addresses on One Interface :
Can one Linux / BSD system respond to multiple IP address on a single Ethernet interface? I need to run multiple web sites and mod_ssl with a single server. How do I configure my box for multiple IP address?
- How To AIX UNIX Configure TCP/IP Networking ( NIC ) :
How do I configuring TCP/IP and the network interface under AIX UNIX operating system?
- Diagnosing a dos Attack Under Linux :
Q. How do I find out if I Linux box is under DoS attack or not form a shell prompt?
- How to: Detect Duplicate IP Address With arping command under Linux :
Q. I run quite large network with different subnets. I’d like to know how can I find out duplicate IP address under Linux / UNIX?
A. You can use arpping command. The arping utility performs an action similar to ping command, but at the Ethernet layer. You can send ARP REQUEST to a neighbor host / [...] - How to bind a range of IP’s in Debian / Ubuntu Linux :
’ve recently installed Debian Linux 4.0 on my server and Ubuntu Linux 7.04 on Laptop. I would love to have a multiple IP address that I can use for verity of purposes. I would like to bind 4 IP’s to the ‘eth0′ device or NIC. How do I do that?
- How to test or check reverse DNS :
Q. How do I test or check reverse DNS for given IP address under Linux or Windows XP/Server 2003?
A. Reverse DNS lookup (also known as rDNS) is a process to determine the hostname associated with a given IP address.
Typically, the DNS is used to determine what IP address is associated with a given hostname; so [...] - How to Find out the IP address assigned to eth0 and display IP only :
Q. I need to get the IP address assigned to eth0 Linux interface. How do I find out IP address only? I don’t want other information displayed by Linux ifconfig command.
A. For shell script or may be for other cause you may need the IP address only. You can use ifconfig command with grep [...] - Apache restrict access based on IP address to selected directories :
Apache web server allows server access based upon various conditions. For example you just want to restrict access to url http://payroll.nixcraft.in/ (mapped to /var/www/sub/payroll directory) from 192.168.1.0/24 network (within intranet).
Apache provides access control based on client hostname, IP address, or other characteristics of the client request using mod_access module.
Open your httpd.conf file:
# vi /etc/httpd/conf/httpd.confLocate directory [...] - How do I block an IP on my Linux server? :
In order to block an IP on your Linux server you need to use iptables firewall. First you need to log into shell as root user. To block IP address you need to type iptables command as follows:
iptables -A INPUT -s IP-ADDRESS -j DROP
Replace IP-ADDRESS with actual IP address. For example if you wish to [...]
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