Farzand Ali

Create Network Bonding On Debian 7

What is network bonding? Network bonding is a method of combining (joining) two or more network interfaces together into a single interface. It will increase the network throughput, bandwidth and give redundancy. If one interface is down or unplugged, the other one will keep the network traffic alive. Network bonding can be used in situationsContinue reading “Create Network Bonding On Debian 7”

Create Network Bonding On CentOS 7/6.5

What is Network bonding? Network bonding is a method of combining (joining) two or more network interfaces together into a singleinterface. It will increase the network throughput, bandwidth and will give redundancy. If one interface is down or unplugged, the other one will keep the network traffic up and alive. Network bonding can be usedContinue reading “Create Network Bonding On CentOS 7/6.5”

Create Network Bonding On Ubuntu 14.10

Setup DHCP Server On CentOS 6.5

Installation To install DHCP server on CentOS 6.5, enter the following command: yum install dhcp -y Configuration DHCP server configuration is not that difficult. First, we have to assign which interface you want your DHCP server to run on. In my case, I have only one Interface on my system (eth0), so I assigned eth0.Continue reading “Setup DHCP Server On CentOS 6.5”

Setup DHCP Server On Ubuntu 14.04 LTS Server

Installation To install DHCP server on Ubuntu 14.04 LTS, enter the following command: sudo apt-get install isc-dhcp-server -y Configuration DHCP server configuration is not that difficult. First, we have to assign on what interfaces should the DHCP server (dhcpd) serve DHCP requests. In my case, I have only one Interface on my system (eth0), soContinue reading “Setup DHCP Server On Ubuntu 14.04 LTS Server”

HTTP Status Code Definitions

10.1 Informational 1xx This class of status code indicates a provisional response, consisting only of the Status-Line and optional headers, and is terminated by an empty line. There are no required headers for this class of status code. Since HTTP/1.0 did not define any 1xx status codes, servers MUST NOT send a 1xx response toContinue reading “HTTP Status Code Definitions”

L2TP/IPSec VPN clients (Windows 7 manual configuration)

Configure the VPN connection Go to “Start”, then “Control Panel”, then “Network and Internet”, then “Network and Sharing Center”. Click “Set up a new connection or network”. Select “Connect to a workplace” and click “Next”. Click “Use my Internet connection (VPN)”. For “Internet address:” enter “vpn2.net.ed.ac.uk”. For “Destination name:” enter e.g. “UoE L2TP VPN”. SelectContinue reading “L2TP/IPSec VPN clients (Windows 7 manual configuration)”

GNS3 emulated hardware and FAQs

GNS3 | FAQ Q. Will you support Cisco switching? A. Switching is going be supported in GNS3 using L2IOU images, which are special IOS images made to work on PC/Linux. These are more like generic Cisco switches with most of the same features as in real switches. So in the end you can have 90%Continue reading “GNS3 emulated hardware and FAQs”

Getting started with GNS3 (Installation and configuration)

Up & Running With GNS3 1.X How to Setup GNS3 Adding your own PC to GNS3 with MS Loopback MicroNugget: GNS3 and Windows 8 MicroNugget: How to Tune GNS3 to Avoid a 100% CPU Utilization? MicroNugget: Connecting Virtual Box Hosts to GNS3 Networks MicroNugget: Virtual PC Simulators & GNS3 MicroNugget: Using Wireshark with GNS3 MicroNugget:Continue reading “Getting started with GNS3 (Installation and configuration)”

Regular Expressions in Linux Explained with Examples (RegEx / Regex)

Regular expressions (Regexp)is one of the advanced concept we require to write efficient shell scripts and for effective system administration. Basically regular expressions are divided in to 3 types for better understanding. 1)Basic Regular expressions 2)Interval Regular expressions (Use option -E for grep and -r for sed) 3)Extended Regular expressions (Use option -E for grep and -r for sed)Continue reading “Regular Expressions in Linux Explained with Examples (RegEx / Regex)”