VLAN Trunking Protocol or VTP defines a Layer 2 messaging protocol that let the switches share VLAN configuration information so that the configuration of VLAN remains consistent throughout

HSRP or Hot Standby Router Protocol is Cisco propriety protocol to provide redundancy in IP Network & ensure that in case Gateway Router (First hop router) fails, user

What is Firewall ? A firewall is a network security device that monitors outgoing and incoming network traffic and protects the internal network by filtering the traffic /

Committed Information Rate (CIR) – Within the frame relay network the (CIR) represents the average bandwidth for a circuit that an ISP provider has under normal circumstances with