Administrative setting

January 5, 2018 | Author: Anonymous | Category: Engineering & Technology, Computer Science, Networking
Share Embed Donate


Short Description

Download Administrative setting...

Description

Switch Configuration

Console Cable  Console connections can be made between PCs and routers or switches. Certain conditions must be met for the console session from the PC to work: 

  



the speed on both sides of the connection must be the same, the data bits must be 7 for both or 8 for both, the parity must be the same, the stop bits must be 1 or 2 (but they do not have to be the same), and the flow control can be anything for either side.

SWITCH COMMAND LINE INTERFACE (CLI) Switch>? Exec commands: Access-enable membina masukan Senarai Access sementara Clear Fungsi penetapan semula ‘reset’ Connect Buka sambungan terminal Disable Tamatkan arahan Disconnect Putuskan sambungan internet Enable Mulakan arahan **Command-line Interface (CLI) untuk Cisco switch adalah serupa dengan CLI untuk Cisco Router.

Mod Arahan Switch Arahan

Penerangan

Show version

Memberikan versi maklumat untuk perisian (software) dan perkakasan (hardware). Melihat dengan tepat modul dan perisian yang digunakan

Show running-config

Memaparkan konfigurasi fail semasa switch

Show interface

Memaparkan status pengurusan dan operasi switching port,packet in/out, and kesilapan (errors).

Show interface status

Memaparkan mod operasi daripada port

Show controllers ethernet-controller

Memberikan frame yang dibuang, menunda frames, penjajaran errors, perlanggaran

Show post

Memberitahu sama ada switch melalui Power-On Self Test (POST)

 Arahan enable digunakan untuk menukar dari mod Pengguna EXEC kepada mod Privileged EXEC.  Mod Privileged EXEC dikenalpasti daripada prompt, dimana berakhir dengan pound-sign character (#).

ADMINISTRATOR SETTING Kita boleh mengubah konfigurasi administrative bagi switch seperti berikut:  Hostname  Banners  Password  Interface description

Hostname  A hostname - label that is assigned to a device connected to a computer network and that is used to identify the device in various forms of electronic communication such as the World Wide Web, e-mail or Usenet

Banner Banner – satu cara untuk memaparkan maklumat switch.

Banners terbahagi kepada beberapa jenis: i. exec process creation ii. Incoming terminal line iii. Login iv. Message of the day

Password  Password – untuk tujuan keselamatan. Terdiri daripada 5 kategori.     

Console Auxiliary Telnet (VTY) Enable password Enable secret

Interface Description  Arahan untuk kenalpasti circuit numbers. Contoh: Atlanta(config)#int e0 Atlanta(config-if)#description Sales Lan

 Contoh paparan dalam arahan show runningconfig dan show interface command Atlanta#sh run [cut] interface Ethernet0 description Sales Lan ip address 172.16.10.30 255.255.255.0 no ip directed-broadcast

 Atlanta#sh int e0 Ethernet0 is up, line protocol is up Hardware is Lance, address is 0010.7be8.25db (bia0010.7be8.25db) Description: Sales Lan [output cut]

PENETAPAN SEMULA KONFIGURASI SWITCH DAN RELOAD

Catalyst 2950 Switch#delete flash : vlan.dat Delete filename (vlan.dat)? Delete flash : vlan.dat? (confirm) Switch#erase startup-config Switch #reload Catalyst 1900 Switch#delete nvram

Langkah-langkah untuk memastikan konfigurasi baru untuk ganti konfigurasi sedia ada.  Keluarkan informasi VLAN yang sedia ada dengan delete fail pangkalan data (data base) vlan.dat daripada direktori flash  Padamkan fail konfigurasi sokongan (back up) startup-config  Reload switch

Frame Relay Technology  Frame Relay adalah Packet-switched Technology  Dikelasifikasikan sebagai non-broadcast multi access (NBMA) network  FR mempunyai technology akar dipanggil X.25.  Lebih komplek daripada lease-line network.  Selalunya akan digambarkan sebagai ‘awan’ di dalam network.

View more...

Comments

Copyright � 2017 NANOPDF Inc.
SUPPORT NANOPDF