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S5700 Series Switches Hardware Description

This document provides an overall description of the S5700 hardware, helping you obtain detailed information about each chassis, card, power module, fan module, cable, and optical module.

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ES5D21X02S01 (2-Port 10 Gig SFP+ Rear Interface Card, Used in S5720-EI Series)

ES5D21X02S01 (2-Port 10 Gig SFP+ Rear Interface Card, Used in S5720-EI Series)

Version Mapping

Table 9-118 lists the mapping between the ES5D21X02S01 card and software versions.

Table 9-118 Version mapping

Card Model

Software Version
ES5D21X02S01 V200R007C00 and later versions
This module is not supported in V200R007C10.

Card Overview

The ES5D21X02S01 provides two 10GE SFP+ optical ports for data access and line-rate switching. It can be installed in a rear card slot of the switch models listed in Table 9-119.

Table 9-119 Applicable switch models
Card Switch Model
ES5D21X02S01 S5720-C-EI and S5720-PC-EI series

Figure 9-57 shows the appearance of the ES5D21X02S01.

Figure 9-57 ES5D21X02S01


Table 9-120 describes functions of the ES5D21X02S01.

Table 9-120 Functions



Basic function

Provides two 10GE SFP+ optical ports for data access and line-rate switching.

Hot swapping


Service port stacking Ports on the card can be used as stack ports.

Indicators and Ports

Figure 9-58 shows indicators on the ES5D21X02S01.

Figure 9-58 Indicators on the ES5D21X02S01

Table 9-121 describes indicators on the ES5D21X02S01.

Table 9-121 Description of indicators on the ES5D21X02S01








The system software is not running.


  • Fast blinking: The system is starting.
  • Slow blinking: The system is running normally.


A fault that affects services has occurred. The fault cannot be rectified automatically and requires manual intervention.




No link is established on the port.


Steady on: A link is established on the port.


The port is not transmitting or receiving data.
Yellow Blinking: The port is transmitting or receiving data.

Figure 9-59 shows the ports on the ES5D21X02S01.

Figure 9-59 Ports on the ES5D21X02S01

1. Two 10GE SFP+ optical ports

10GE SFP+ optical port

10GE SFP+ optical ports on the ES5D21X02S01 can only transmit and receive service data at 10 Gbit/s. Table 9-122 lists the attributes of a 10GE SFP+ optical port.

The two optical ports on the ES5D21X02S01 support only 10GE SFP+ optical modules, SFP+ copper cables (1 m, 3 m, 5 m, and 10 m; SFP+ to SFP+), and AOC cables (3 m and 10 m; SFP+ to SFP+).
Table 9-122 Attributes of a 10GE SFP+ optical port
Attribute Item
Connector type LC/PC
Optical port attributes Depend on the optical module used (see 10GE SFP+ Optical Modules , 10GE-CWDM SFP+ Optical Modules, and 10GE-DWDM SFP+ Optical Modules)
Standards compliance IEEE 802.3ae

Technical Specifications

Table 9-123 lists technical specifications of the ES5D21X02S01.

Table 9-123 Technical specifications



Physical specifications

  • Dimensions (H x W x D): 40 mm x 100 mm x 208 mm (1.6 in. x 3.9 in. x 8.2 in.)
  • Weight: 0.78 kg (1.72 lb)
  • Maximum power consumption: 8 W

Environment specifications

  • Operating temperature: 0°C to 45°C (32°F to 113°F)
  • Relative humidity: 5% RH to 95% RH
  • Storage temperature: -40°C to +70°C (-40°F to +158°F)

Ordering Information

Ordering information is subject to updates with product version upgrades. The ordering information provided in this manual is for reference only. To obtain the latest ordering information, contact Huawei switch distributors or Huawei local office.

Table 9-124 provides the ES5D21X02S01 ordering information.

Table 9-124 Ordering information

Card Description

Card Name

Part Number
2-port 10 Gig SFP+ interface card, used in S5720-EI series (rear card) ES5D21X02S01 03022RMH
Updated: 2019-12-11

Document ID: EDOC1000013597

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