12Contents

Chapter 4

Seven-port autosensing switch specifications . . . . . . . . . . . . . . . . . . . . . . 51

Instant Internet 10/100 Ethernet switch overview

51

Switch features

52

RJ-4510BASE-T/100BASE-TX Ethernet ports

52

MDI/MDI-X autosensing capability

53

LEDs

53

Chapter 5

DIP switch settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

DIP switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 Switch settings for normal operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56 Switch settings for special configurations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56 Resetting your Instant Internet unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58

Chapter 6

LEDs: support and diagnostic functions. . . . . . . . . . . . . . . . . . . . . . . . . . . 61

Interpreting Instant Internet LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61 LEDs 1 through 8 and Power LED at power-up sequence . . . . . . . . . . . . . . . . . . 62 LEDs 1 through 8 and the Power LED during operation . . . . . . . . . . . . . . . . . . . . 63 Using the seven-port autosensing switch LEDs for troubleshooting . . . . . . . . . . . 63

Chapter 7

Out-of-band management support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65

Configuring the Instant Internet unit through a PC direct connection . . . . . . . . . . . . . . 66 Connecting a PC to the Instant Internet unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66 Configuring a direct connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66 Configuring the Instant Internet unit through a dial-up connection . . . . . . . . . . . . . . . . 69 Connecting a modem to a PC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 Configuring modem connection settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 Connecting a modem to the Instant Internet unit . . . . . . . . . . . . . . . . . . . . . . . . . . 73 Connecting to an Instant Internet unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73

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Nortel Networks 400-S manual Chapter Seven-port autosensing switch specifications