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CONTENTS
viii
3.5 RESETTING THE MICROMMAC-T . . . . . . . . . . . . . . . . . . 3-5
3.6 SETTING THE RING SPEED . . . . . . . . . . . . . . . . . . . . . . 3-6
3.7 SETTING THE NVRAM SWITCH . . . . . . . . . . . . . . . . . . . 3-7
3.8 CONNECTING LOBE PORT CABLING . . . . . . . . . . . . . . 3-8
3.9 INSTALLING TPIM MODULES . . . . . . . . . . . . . . . . . . . . 3-12
3.9.1 Setting Phantom and RI/RO Switches . . . . . . . . . 3-13
3.9.2 TPIM Installation . . . . . . . . . . . . . . . . . . . . . . . . . 3-14
3.9.3 Connecting STP Segments . . . . . . . . . . . . . . . . . 3-15
3.9.4 Connecting Twisted Pair Segments . . . . . . . . . . . 3-16
3.9.5 Connecting Fiber Optic Link Segments . . . . . . . . 3-17
3.10 CHECKING THE INSTALLATION . . . . . . . . . . . . . . . . . . 3-19
CHAPTER 4 LOCAL MANAGEMENT
4.1 MANAGEMENT TERMINAL REQUIREMENTS . . . . . . . . 4-1
4.1.1 Attaching the Management Terminal . . . . . . . . . . . 4-2
4.1.2 Management Terminal Setup Parameters . . . . . . . 4-2
4.1.3 Modem Cable Configuration and Setup. . . . . . . . . 4-3
4.2 ACCESSING LOCAL MANAGEMENT . . . . . . . . . . . . . . . 4-4
4.2.1 Accessing Local Management via Telnet . . . . . . . . 4-5
4.2.2 Accessing Local Management from a Modem. . . . 4-6
4.3 USING LOCAL MANAGEMENT . . . . . . . . . . . . . . . . . . . . 4-6
4.3.1 Working with Local Management Screens. . . . . . . 4-7
4.3.2 The SYSTEM LEVEL Screen . . . . . . . . . . . . . . . . 4-9
4.3.3 The SNMP COMMUNITY NAMES Screen . . . . . 4-15
4.3.4 The SNMP TRAPS Screen . . . . . . . . . . . . . . . . . 4-17
4.3.5 The RING SECURITY Screen . . . . . . . . . . . . . . . 4-18
4.3.6 The DEVICE STATISTICS Screen . . . . . . . . . . . . 4-23
4.3.7 The CHASSIS STATUS VIEW Screen . . . . . . . . . 4-28
4.3.8 The COMPONENT STATUS Screen . . . . . . . . . . 4-35
4.3.9 The MIB NAVIGATOR Screen . . . . . . . . . . . . . . . 4-36
4.3.10 The FLASH DOWNLOAD Screen . . . . . . . . . . . . 4-40
CHAPTER 5 TROUBLESHOOTING
5.1 USING LANVIEW LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
5.2 USING THE LCD DISPLAY . . . . . . . . . . . . . . . . . . . . . . . . 5-2
5.2.1 Static System Messages . . . . . . . . . . . . . . . . . . . . 5-3
5.2.2 Alarm Messages . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4
5.2.3 Unsaved Initialization Messages . . . . . . . . . . . . . . 5-5