Juniper EX4200 Series, Руководство по оборудованию, Страница: 14 / 344

Part 2 Site Planning, Preparation, and Specifications
Chapter 6 Preparation Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Table 30: Site Preparation Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Table 31: EX Series Switch Environmental Tolerances . . . . . . . . . . . . . . . . . . . . . . 63
Table 32: Site Electrical Wiring Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Table 33: Rack Requirements and Specifications for the Switch . . . . . . . . . . . . . 69
Table 34: Cabinet Requirements and Specifications for the Switch . . . . . . . . . . . 70
Chapter 7 Power Specifications and Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Table 35: AC Power Supply Electrical Specifications . . . . . . . . . . . . . . . . . . . . . . . 75
Table 36: DC Power Supply Electrical Specifications . . . . . . . . . . . . . . . . . . . . . . . 75
Table 37: AC Power Cord Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Table 38: Estimated Values for Factors Causing Link Loss . . . . . . . . . . . . . . . . . . 79
Chapter 8 Transceiver and Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
Table 39: Optical interface Support and Copper Interface Support for Gigabit
Ethernet SFP Transceivers in EX4200 Switches . . . . . . . . . . . . . . . . . . . . . . . 83
Table 40: Optical interface Support for Fast Ethernet SFP Transceivers in EX4200
Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Table 41: Optical interface Support for Gigabit Ethernet SFP+ Transceivers in
EX4200 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Table 42: Optical interface Support for Gigabit Ethernet XFP Transceivers in
EX4200 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Table 43: Software Support for SFP+ Passive Direct Attach Cables for EX Series
Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
Table 44: SFP+ Direct Attach Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . 120
Chapter 9 Pinout Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Table 45: EX Series Switches Console Port Connector Pinout Information . . . . . 125
Table 46: Management Port Connector Pinout Information . . . . . . . . . . . . . . . . . 127
Table 47: Network Port Connector Pinout Information . . . . . . . . . . . . . . . . . . . . . 128
Table 48: RJ-45 to DB-9 Serial Port Adapter Pinout Information . . . . . . . . . . . . . 129
Table 49: Uplink Modules Connector Pinout Information . . . . . . . . . . . . . . . . . . . 130
Table 50: Virtual Chassis Ports (VCPs) Connector Pinout Information . . . . . . . . 138
Chapter 10 Planning the Virtual Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143
Table 51: Number of Switches and Switch Roles for an EX4200 Virtual Chassis,
per Junos OS Release . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 144
Table 52: Number of Switches and Switch Roles for an EX4500 Virtual Chassis,
per Junos OS Release . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145
Table 53: Number of Switches and Switch Roles for an EX4550 Virtual Chassis,
per Junos OS Release . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145
Table 54: Number of Switches and Switch Roles for a Mixed EX4200, EX4500,
and EX4550 Virtual Chassis, per Junos OS Release . . . . . . . . . . . . . . . . . . . 145
Table 55: Virtual Chassis Components to Consider When Planning an EX4200,
EX4500, and EX4550 Virtual Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146
Table 56: Cabling Requirements for a Virtual Chassis . . . . . . . . . . . . . . . . . . . . . . 147
Copyright © 2015, Juniper Networks, Inc. xiv
EX4200 Switch Hardware Guide