CCNA ( -: Router:- )

                            -: Router:-

Hardware Component in Router:-

1. CPU
2.   -RAM                                        Running data/online process
3.   -NVRAM                                  As a Hard Disk
4.   -ROM                                        BIOS chip
5. LOGIC BOARD                     
6. INTERFACE PORTS
7.   -SMPS                                       To AC power supply

Types of Interface ports:-

1.   -Serial Port                                To connnect Router to Router         
2.   -Ethernet/FastEthernet            To send rate 1-100MBPS/100-1000 MBPS
3.   -Auxilary Port                           To WAN
4.   -BRI/PRI Port                           To ISDN Line
5.   -Console Port                            PC to Router & Router to PC
6.   -Power Port                               To AC Power Supply

Types of Router:-

1.   -Fix                                              Under 2500 Series
2.   -Modular                                     External 2600 Series
3.   -MPLS                                         To Multicasting & Security Purpose.