Juniper EX4550 Hardware Guide

Table 28: Capacity Utilization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Table 29: Chassis Viewer for EX2200 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Table 30: Chassis Viewer for EX2200-C Switches . . . . . . . . . . . . . . . . . . . . . . . . . 57
Table 31: Chassis Viewer for EX3200, EX3300, and EX4200 Switches . . . . . . . . . 57
Table 32: Chassis Viewer for EX4300 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Table 33: Chassis Viewer for EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Table 34: Chassis Viewer for EX4550 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Table 35: Chassis Viewer for EX6210 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Table 36: Chassis Viewer for EX8208 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Table 37: Chassis Viewer for EX8216 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Table 38: Chassis Viewer for XRE200 External Routing Engines . . . . . . . . . . . . . . 65
Part 2 Site Planning, Preparation, and Specifications
Chapter 6 Preparation Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Table 39: Site Preparation Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Table 40: EX Series Switch Environmental Tolerances . . . . . . . . . . . . . . . . . . . . . . 73
Table 41: Site Electrical Wiring Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Table 42: Physical Specifications of the EX4550 Switch Chassis . . . . . . . . . . . . . 79
Table 43: Rack Requirements and Specifications for the Switch . . . . . . . . . . . . . 80
Table 44: Cabinet Requirements and Specifications for the Switch . . . . . . . . . . . 81
Chapter 7 Power Specifications and Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Table 45: AC Power Supply Specifications for an EX4550 Switch . . . . . . . . . . . . 85
Table 46: AC Power Cord Specifications for an EX4550 Switch . . . . . . . . . . . . . . 86
Table 47: DC Power Supply Specifications for an EX4550 Switch . . . . . . . . . . . . 88
Table 48: Estimated Values for Factors Causing Link Loss . . . . . . . . . . . . . . . . . 90
Chapter 8 Transceiver and Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Table 49: Optical interface Support and Copper Interface Support for 1-gigabit
SFP Transceivers in EX4550 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Table 50: Optical interface Support for 10-gigabit SFP+ Transceivers in EX4550
Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Table 51: Optical interface Support for 40-gigabit QSFP+ Transceivers in EX4550
Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Table 52: Software Support for SFP+ Passive Direct Attach Cables for EX Series
Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
Table 53: SFP+ Direct Attach Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . . 112
Table 54: Software Support for QSFP+ Passive Direct Attach Cables for EX
Series Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Table 55: QSFP+ Direct Attach Cable Specifications . . . . . . . . . . . . . . . . . . . . . . 116
Table 56: Cable Specification for 10GBASE-T Network Ports and 10GBASE-T
Expansion Module Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Table 57: Cable Specifications for Switch-to-Management-Device
Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Chapter 9 Pinout Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Table 58: EX Series Switches Console Port Connector Pinout Information . . . . . 123
Table 59: Mini-USB Type-B Console Port Pinout Information for EX4550
Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Copyright © 2015, Juniper Networks, Inc.xiv
EX4550 Switch Hardware Guide

Juniper EX4550 Specifications

Console Connection Settings

baud rate	9600
data bits	8
stop bits	1