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List of Tables
About the Documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvii
Table 1: Notice Icons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xviii
Table 2: Text and Syntax Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xviii
Part 1
Overview
Chapter 1
System Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Table 3: Optional Modules in EX4550 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Table 4: EX4550 Switch Model Number, Shipped Components, and Supported
Junos OS Release . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Table 5: CLI Equivalents of Terms Used in the Documentation for EX4550
Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Chapter 2
Chassis Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Table 6: Physical Specifications of the EX4550 Switch Chassis . . . . . . . . . . . . . . . 17
Table 7: LCD Panel Menu Options in EX4550 Switches . . . . . . . . . . . . . . . . . . . . . 21
Table 8: Expansion Modules in EX4550 Switches . . . . . . . . . . . . . . . . . . . . . . . . . 23
Table 9: Expansion Module Status LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Table 10: Virtual Chassis Module LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Table 11: Chassis Status LEDs in an EX4550 Switch . . . . . . . . . . . . . . . . . . . . . . . . 28
Table 12: Link/Activity LED on the Management Port on an EX4550 Switch . . . . 30
Table 13: Status LED on the Management Port on an EX4550 Switch . . . . . . . . . 30
Table 14: Link/Activity LED on Network Ports and Expansion Module Ports . . . . . 31
Table 15: Status LED on SFP+ Network Ports and Expansion Module Ports . . . . . 32
Table 16: Status LED on QSFP+ Expansion Module Ports . . . . . . . . . . . . . . . . . . . 32
Chapter 3
Cooling System and Airflow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Table 17: Fan Modules in EX4550 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Table 18: Airflow Direction in EX4550 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Table 19: Fan Module LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Chapter 4
Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Table 20: Airflow Direction in AC Power Supply for EX4550 Switches . . . . . . . . . 42
Table 21: AC Power Supply LEDs in EX4550 Switches . . . . . . . . . . . . . . . . . . . . . . 43
Table 22: Airflow Direction in DC Power Supply Used in EX4550 Switches . . . . . 45
Table 23: DC Power Supply LEDs on an EX4550 Switch . . . . . . . . . . . . . . . . . . . . 47
Chapter 5
Viewing System Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Table 24: Details of a Virtual Chassis Member Switch . . . . . . . . . . . . . . . . . . . . . . 50
Table 25: Status of a Member Switch in a Virtual Chassis . . . . . . . . . . . . . . . . . . . 50
Table 26: System Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Table 27: Health Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
xiii
Copyright © 2015, Juniper Networks, Inc.
Содержание EX4550
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