Before you continue reding this topic, please make sure you already understand our previous topic about OSI and TCP/IP Model.
In TCP/IP, a port is mecanism that allow a computer to have more than one session to communicate with other computer or other...
Monday, August 23, 2010
Wednesday, August 18, 2010
1.3 Sample CCNA exam (OSI and TCP/IP Model)
This sample CCNA exam will review your knowledge about OSI and TCP/IP Model.
Questions :
You issue ping command and you get output shows “request times out”. Which OSI layer this problem reside ?
Which layer of the OSI model is responsible for ensuring...
Tuesday, August 17, 2010
1.3 OSI and TCP/IP Model
The Open Systems Interconnection model (OSI model) defined by Open Systems Interconnection, while the Transmission Control Protocol/Internet Protocol (TCP/IP) model was created by Departement of Defense (DoD).
Lets take a look at OSI 7 layer model and...
Thursday, August 12, 2010
1.2 Devices required to meet a network specification
As mentioned in section 1.1, we already knows something about router, switch, and hub, also bridge as addition in internetwork. Figure below shows how network look with all of those internetwork devices in place. Please note that left and right part...
Wednesday, August 11, 2010
Simple Cisco Switch Traffic Shaping
Why would we need to limit bandwidth on cisco switch ?
I never think why until my friend ask me how to do that couple of times (may 2 months ago). Here is a sample scenario and configuration on cisco switch to limit interface bandwidth.
As you can...
