Juniper EX2500-RMK-4POST Manual Do Utilizador

EX2500 Ethernet Switch Components

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Chapter 1: EX2500 Ethernet Switch Description and Specifications

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Layer 2 features:

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1024 VLANs (802.1Q), including private VLANs

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Multi-link trunking, compatible with EtherChannel link aggregation

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LACP (IEEE 802.3ad)

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Spanning trees:

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Rapid Spanning Tree Protocol (RSTP) (802.1D/2004) 

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Multiple Spanning Tree Protocol (MSTP) (802.1Q/2003)

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Per VLAN Rapid Spanning Tree Plus Protocol (PVRST+) (802.1w)

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Fast Uplink Convergence

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16K forwarding database entries

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Quality of Service (QoS) features:

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802.1p priority queues

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Differentiated Services Code Point (DSCP) support

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Availability—Uplink Failure Detection (UFD)

EX2500 Ethernet Switch Components

This section describes the EX2500 hardware components. 

The following EX2500 hardware is available: 

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Switch unit with either front-to-back or back-to-front airflow:

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Model EX2500-24F-FB provides front-to-back airflow. 

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Model EX2500-24F-BF provides back-to-front airflow. 

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Mounting hardware:

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Standard (2-post) rack-mounting brackets and screws 

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4-post rack-mounting brackets and screws

The EX2500 switch unit (see Figure 1 and Figure 2 on page 4) is a 1U 
rack-mountable 10-Gigabit Ethernet switch. You can mount the EX2500 switch in 
either the horizontal or vertical direction.