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WIDE AREA NETWORK Overview WAN

WIDE AREA NETWORK Overview WAN. ROUTER. Penyedia Jasa. ROUTER. WAN menghubungkan antar tempat Kebutuhan koneksi bervariasi tergantung kebutuhan user dan biaya. Synchronous serial. Packet-switched. Penyedia Jasa. ROUTER. ROUTER. Tipe koneksi WAN : Layer 1. Synchronous serial. ROUTER.

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WIDE AREA NETWORK Overview WAN

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  1. WIDE AREA NETWORK Overview WAN ROUTER Penyedia Jasa ROUTER • WAN menghubungkan antar tempat • Kebutuhan koneksi bervariasi tergantung kebutuhan user dan biaya

  2. Synchronous serial Packet-switched Penyedia Jasa ROUTER ROUTER Tipe koneksi WAN : Layer 1 Synchronous serial ROUTER Leased Line ROUTER Asynchronous serial, ISDN Layer 1 ROUTER Perush. Telepon Circuit-switched ROUTER

  3. X.25, Frame Relay, ATM Packet-switched Penyedia Jasa ROUTER ROUTER Protokol Enkapsulasi WAN: Layer 2 HDLC, PPP, SLIP Leased Line ROUTER ROUTER PPP, SLIP, HDLC Circuit-switched Perush. Telepon ROUTER ROUTER

  4. PPP Enkapsulasi PPP TCP/IP Novell IPX AppleTalk ROUTER ROUTER Link setup dan control menggunakan LCP di PPP • PPP dapat membawa paket dari bbrp protokol menggunakan Network Control Programs • PPP menggunakan LCP utk setup link

  5. PPP Autentikasi Dialup atau Circuit-Switched Network ROUTER ROUTER Penyambungan PPP Session1 Fase Penyambungan Link 2 Fase Optional Autentikasi3 Fase Protokol Network-Layer • Dua protokol PPP autentikasi: PAP dan CHAP

  6. ISDN Kantor kecil Digital PBX ROUTER Telecommuter Jaringan Provider SOHO Kantor pusat Servis voice, data, video dan lainnya

  7. Akses ISDN Kanal Kapasitas Umumnya digunakan utk: B 64 kbps Data Circuit-switched (HDLC, PPP) D 16/64 kbps Informasi Signaling (LAPD) BRI NT1 ROUTER Jaringan penyedia jasa D 2B PRI ROUTER CSU/DSU D 23 or 30B

  8. Function dan Reference points Local loop TE1 Jaringan penyedia jasa NT2 NT1 S T U Terminal ISDN TE2 TA R • Function adalah device atau hardware • Reference point adalah demarcation atau interface Terminal Adapter Terminal model lama

  9. CSU/DSU Frame Relay DCE atau FrameRelay Switch ROUTER ROUTER ROUTER Frame Relay • Koneksi berdasarkan virtual circuit • Bersifat connection-oriented

  10. CSU/DSU Frame Relay Address Mapping PVC 10.1.1.1 DLCI: 500 ROUTER ROUTER ROUTER Inverse ARP atauFrame Relay map FrameRelay IP(10.1.1.1) DLCI (500)

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