. WIKIMERIONET
Merion Mertics , ,

-
-
CRM

4

! Cisco

   Cisco

. , Cisco 4 2 . Cisco :

    • ROM
    • FLASH
    • RAM
    • NV-RAM
  • ( )
  • CLI (Command Line Interface)

ROM , (ROM - monitor) . , , Power On Self Test (POST). , IOS -. - . IOS Cisco.

- IOS, ROM IOS. ROM . ().

IOS -, (RAM). NVRAM. NVRAM- , .

IOS , TFTP. TFTP , IOS . , .

IOS NVRAM, .


, 4 Cisco IOS, :

  • ROM - . . -, . ROM. IOS, ROM.
  • FLASH - - IOS , , IOS . .
  • RAM - (random access memory). Cisco. .
  • NV-RAM - . NVRAM , .

Cisco IOS .

, . . :

  • Serial interface
  • Ethernet interface
  • Fast Ethernet interface
  • Gigabit Ethernet interface

. , FastEthernet FastEthernet0/0. , . , , . , 2 .

: i) FastEthernet0/2

() . . :

  • Console ports
  • Auxiliary ports
  • VTY ports
  • USB ports

, . , - : Console0


Command Line Interface (CLI)

IOS Cisco. Cisco. telnet-. CLI .


Cisco . :

  1. .
  2. ROM
  3. POST
  4. IOS - -
    1. IOS -, IOS .
    2. IOS -, .
  5. IOV NVRAM (startup config)-
    1. NVRAM, IOS TFTP.
    2. TFTP , .
    3. NVRAM, .
  6. .

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