How to Configure EtherChannel, Port-Channel or Port Aggregation on Cisco switch?

October 5th, 2017 by

EtherChannel or Port Aggregation is process bundling multiple physical ports into single logical port for higher availability and higher bandwidth. All the ports members must be on the same VLAN, same speed and configuration. To configure EtherChannel on Cisco switch, use the commands below: SW03()#conf t SW03(config)#interface range g0/2-3 SW03(config-if-range)#channel-group 1 mode active This will…

Show Cisco Switch Trunk Ports

October 5th, 2017 by

A trunk-port is a port configured to pass frames including broadcast frames through multiple VLAN switches. Its main purpose is to carry multi-vlan traffic through single port using unique identifying tags. You could use universal 802.1Q protocol or Cisco proprietary Inter-Switch Link (ISL) protocol. To view Trunk Ports on Cisco switch, use show interface trunk…

How to create Inter-VLAN using single physical router interface

September 30th, 2017 by

This is instructions consists three components required to setup Inter-VLAN using a single physical router interface “router-on-the-stick”. Step 1: Configure your router for the Inter-VLAN using F0/1 In this example, we are create VLANs consisting three Subnets of 192.168.2.0/26. First Subnet: 192.168.2.0/26 -> First IP address 192.168.2.1, last IP address 192.168.2.62, Broadcast 192.168.2.63 Second Subnet:…

How to Configure a Route Summarization or Supernetting

September 21st, 2017 by

Route summarization or supernetting is process of reducing number of routes on a router by summarizing similar networks into single subnet. For example, the four networks below have a range of IP addresses from 10.0.0.1 to 10.0.3.255. 10.0.0.0/24 10.0.1.0/24 10.0.2.0/24 10.0.3.0/24 Instead of creating a route for each network on non directly connected router, you…

Configure OSPF Dynamic Protocol

September 21st, 2017 by

Configuring OSPF (Open Shortest Path First) protocol to provide routing information between the routers is simple process. OSPF is link state protocol which provides partial update to routers instead of sending the entire routing table from one router to another. It uses cost based metric with administrative distance of 110. It sends the entire routing…

Most Remote Places In The World

July 29th, 2017 by

Have you ever wanted to get away from everyone? Well you should think twice because there are some people who would wish to be around a lot people but they simply can’t since their population is very scanty. Some have only seen large masses of people on their television sets. This article will discuss such…

The Top Five Online Shopping Websites

July 8th, 2017 by

Recent advances in drone technology are a clear harbinger of growth for online retailers, even as traditional brick and mortar stores scramble to introduce self checkout counters to stay ahead in the game. The most technologically unsavvy consumer can now avoid having to get behind the wheel of her car and expend time, gas and…

10 Craziest Post Offices In The World

June 17th, 2017 by

Post offices are almost becoming extinct with the coming of e-mails. Who wants to waste time waiting for a stamp at a post office while you can send an email within seconds? However, visiting the below listed post offices could turn to be quite an adventure. Peach Springs and Supai, AZ This town has a…

Top Ten Most Breathtaking yet Dangerous Tourist Destinations

May 29th, 2017 by

Tourists usually travel from their homes in search of new sights, thrills, and experiences. However, the destinations where all this adventure is found can also expose the tourist to unforgettable pain and grief. In the definition of danger, both nature and human can pose a real risk of injury, pain, and death. The Death Valley…

Enable port security on Cisco switch

May 25th, 2017 by

Port security reduces the chances of insider attack by limiting each port on a switch to a specific known device. Port security configuration involves several easy steps, first port need to be an access port in order to enable port-security which means you cannot enable port-security on trunk port. First see the interface configuration to…