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BAB 5 BAIKPULIH RANGKAIAN SKS 3124 PENDAWAIAN RANGKAIAN

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Page 1: BAB 5 BAIKPULIH RANGKAIAN - cikgupc.weebly.comcikgupc.weebly.com/uploads/2/6/6/9/26698954/bab5-141006234311... · BAB 5 BAIKPULIH RANGKAIAN SKS 3124 PENDAWAIAN RANGKAIAN. BAIKPULIH

BAB 5BAIKPULIH

RANGKAIANSKS 3124 PENDAWAIAN RANGKAIAN

Page 2: BAB 5 BAIKPULIH RANGKAIAN - cikgupc.weebly.comcikgupc.weebly.com/uploads/2/6/6/9/26698954/bab5-141006234311... · BAB 5 BAIKPULIH RANGKAIAN SKS 3124 PENDAWAIAN RANGKAIAN. BAIKPULIH

BAIKPULIH RANGKAIAN

Melaksanakan pengujian bagimengenalpasti kegagalan rangkaian

Menentukan kaedah baikpulih kegagalanrangkaian

Melaksanakan proses baikpulih

AFAMY/JULAI 2013 2

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Melaksanakan pengujian bagi

mengenalpasti kegagalan rangkaian

Menentukan peralatan pengujian yang sesuai

• Perkakasan

• Perisian

• ipconfig

• ping

Melaksanakan pengujian

• Perkakasan

• Perisian

• ipconfig

• ping

AFAMY/JULAI 2013 3

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Perkakasan• Menyambung/menamatkan kabel dengan

penyambung.

• Tamatkan kabel ethernet dengan penyambungRJ 45.

Wire crimper

• Menyambung/menamatkan kabel ke wall jack/modular jack.Punch down

tool

•DVM(Digital Volt Meter)-mudah dan tidak mahal. DVM mengukur voltan merentasi rintangan

•TDR(Time Domain Reflectometer)-mengenalpastilitar pintas, shields defects, kinks dan lain-lain gangguan dalam kabel.

Media tester

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•Digunakan untuk kabel gentian optik.

Optical tester

•Digunakan dalam mencari crosstalk dan mengenalpasti unmarked cable

Tone generator

•Akan memaparkan samadasambungan telah berjaya dilaksanakandan samaada terdapat banyak collision

Visual indicators

AFAMY/JULAI 2013 5

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PERISIAN

•Display all current TCP/IP information about network

IPCONFIG (Internet Protocol Configuration)

•Allow to send SIGNAL to another device on the NETWORK to see if it is ACTIVE

•a pc network tool used to test whether a particular host is reachable across an IP network

PING

•Tracert let you see, the step-by-step route a packet takes to the destination you specify

TRACERT

•network administration command-line tool available for many computer operating systems for querying the Domain Name System (DNS) to obtain domain name or IP address mapping or for any other specific DNS record

NSLOOKUP

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Command line• ipconfig

• ipconfig/all

• ping <ip address or domain name>o ping 192.168.2.1

o ping www.yahoo.com

• tracert <ip address or domain name>o tracert 192.168.2.1

o tracert www.yahoo.com

• nslookup <domain name or ip address >

AFAMY/JULAI 2013 7

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BERI PERHATIAN

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ipconfig

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Ping <IP address>

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Ping <domain name>

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Menentukan kaedah baikpulih

kegagalan rangkaian

Menyenaraikan punca kegagalanrangkaian

•Masalah pendawaian

•Gangguan rangkaian

•Penyambung @ pendawaian tidak elok

Menyenaraikan langkah-langkah baikpulih

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Menyenaraikan langkah-

langkah baikpulihMasalah pendawaian

•Gantikan dengan patch cableyang baru

•Perbaharui kabel belakangdinding**

•Pindahkan workstation kelokasi lain (pada patch cable yg ok)

Gangguan rangkaian

•Elakkan berhampiran power outlets

•Elakkan berhampiranUninterruptible Power Supplies (UPS)

•Elakkan berhampiranfluorescent lighting

•Elakkan berhampirankawasan kuat magnet

Bad wiring & connectors

•Label setiap hujung kabelsebelum pemasangan

•Tarikh kabel melaluibangunan, untukmemastikan tidak ada kinks, pintalan @ wayar yang terdedah supaya tidakterdedah kepada gangguanelektrik dan magnetik.

•Punch down kabel setiapwall jack dan patch panel yang sepatutnya

•Uji sambungan kabel antarawall jack dan patch panel utkmemastikan ia dapatmenghantar isyarat.

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• Switching loop

• Routing loop

• Route problems

• Port configuration

• Power failure

• Wrong subnet mask

• Wrong gateway

• Duplicate IP address

• Wrong DNS

• Hardware problem

AFAMY/JULAI 2013 17

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Melaksanakan proses baikpulih

Melakukan proses baikpulih

Melaksanakan pengujiansemula

AFAMY/JULAI 2013 18