Nat (Network Address Translation) has become so popular that almost all small routers Read More »
Category: CCNP
SIA-Queries & SIA-Replay
SIA stands for STUCK-IN-ACTIVE
In NUT_SHELL
Routers use SIA-Queries and SIA-Replies to prevent loss of a neighborRead More »
EIGRP
Enhanced Interior Gateway Routing Protocol
For a large enterprise network we use OSPF and EIGRP , both are very strong and Read More »
How do Switch works ?
For a switch to communicate with other devices it has to go through certain processes:
Switch Learn, Filter, Forward and Flood Ethernet framesRead More »
Virtual LAN
A VLAN is a group of devices on one or more LANs that are configured to communicate as if they were attached to the same wire, when in fact they are Read More »
Network Switches
A network switch (also called switching hub, bridging hub, officially MACbridge) is a computer networking device that connects devices Read More »