Juniper EX2200 Hardware Guide

loopback (Aggregated Ethernet, Fast Ethernet, and Gigabit Ethernet)
Syntax (loopback | no-loopback);
Hierarchy Level [edit interfaces interface-name aggregated-ether-options],
[edit interfaces interface-name ether-options],
[edit interfaces interface-name fastether-options],
[edit interfaces interface-name gigether-options],
[edit interfaces interface-range name ether-options]
Release Information Statement introduced before Junos OS Release 7.4.
Statement introduced in Junos OS Release 9.0 for EX Series switches.
Statement introduced in Junos OS Release 12.2 for ACX Series Universal Access Routers.
Description For aggregated Ethernet, Fast Ethernet, Gigabit Ethernet, and 10-Gigabit Ethernet
interfaces, enable or disable loopback mode.
NOTE: By default, local aggregated Ethernet, Fast Ethernet, Tri-Rate Ethernet
copper, Gigabit Ethernet, and 10-Gigabit Ethernet interfaces connect to a
remote system.
Required Privilege
Level
interface—To view this statement in the configuration.
interface-control—To add this statement to the configuration.
Related
Documentation
• Configuring Ethernet Loopback Capability on page 77
205Copyright © 2015, Juniper Networks, Inc.
Chapter 3: Configuration Statements

Juniper EX2200 Specifications

General

Throughput	77 Mpps
MAC address table	8000 entries
Jumbo frames support	Yes
Number of VLANs	1024
Networking standards	-
Switch type	Managed
SFP module slots quantity	4
Installed SFP modules quantity	0
Basic switching RJ-45 Ethernet ports quantity	48
Stackable	No
Product color	Black
Power consumption (typical)	100 W
Operating altitude	0 - 3048 m
Non-operating altitude	0 - 4877 m
Storage temperature (T-T)	-40 - 70 °C
Operating temperature (T-T)	0 - 45 °C
Storage relative humidity (H-H)	0 - 95 %
Operating relative humidity (H-H)	10 - 85 %

Weight and Dimensions

Depth	254 mm
Width	441 mm
Height	43 mm
Weight	3600 g