No relevant resource is found in the selected language.

This site uses cookies. By continuing to browse the site you are agreeing to our use of cookies. Read our privacy policy>Search


To have a better experience, please upgrade your IE browser.


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.
Rate and give feedback:
Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
ES5D21X02T01 (2-Port 10 Gig RJ45 Rear Interface Card, Used in S5720-EI Series)

ES5D21X02T01 (2-Port 10 Gig RJ45 Rear Interface Card, Used in S5720-EI Series)

Version Mapping

Table 8-125 lists the mapping between the ES5D21X02T01 card and software versions.

Table 8-125 Version mapping

Card Model

Software Version
ES5D21X02T01 V200R007C00 and later versions
This module is not supported in V200R007C10.

Card Overview

The ES5D21X02T01 provides two 10GBASE-T RJ45 electrical ports for data access and line-rate switching. It can be installed in a rear card slot of the switch models listed in Table 8-126.

Table 8-126 Applicable switch models
Card Switch Model
ES5D21X02T01 S5720-C-EI and S5720-PC-EI series

Figure 8-57 shows the appearance of the ES5D21X02T01.

Figure 8-57 ES5D21X02T01


Table 8-127 describes functions of the ES5D21X02T01.

Table 8-127 Functions



Basic function

Provides two 10GE RJ45 electrical 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 8-58 shows indicators on the ES5D21X02T01.

Figure 8-58 Indicators on the ES5D21X02T01

Table 8-128 describes indicators on the ES5D21X02T01.

Table 8-128 Description of indicators on the ES5D21X02T01








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 8-59 shows the ports on the ES5D21X02T01.

Figure 8-59 Ports on the ES5D21X02T01

1. Two 10GBASE-T RJ45 electrical ports

10GBASE-T RJ45 electrical port

The two 10GBASE-T RJ45 electrical ports on the ES5D21X02T01 can only transmit services at 10 Gbit/s and cannot work at 100 Mbit/s or 1000 Mbit/s. Category 6A shielded twisted pair (STP) cables are recommended for the ports. Table 8-129 lists the attributes of a 10GBASE-T RJ45 electrical port.

Table 8-129 Attributes of a 10GBASE-T RJ45 electrical port
Attribute Item
Connector type RJ45
Working Mode 10 Gbit/s
Standards compliance IEEE802.3an, IEEE802.3az
Table 8-130 lists the maximum transmission distances of different cables on 10GBASE-T RJ45 ports.
Table 8-130 Maximum transmission distances of different cables on 10GBASE-T RJ45 ports

Cable Type (6-a-1 Bundle)

10GBASE-T RJ45 Port
Cat6A U/UTP Not supported
Cat6A F/UTP 100 m
Cat6A STP 100 m
Cat7 100 m
6-a-1 stands for the six-around-one cable bundle mode, with one cable in the center and six cables bundled evenly around it.

Technical Specifications

Table 8-131 lists technical specifications of the ES5D21X02T01.

Table 8-131 Technical Specifications



Physical specifications

  • Dimensions (H x W x D): 40 mm x 100 mm x 208 mm (1.57 in. x 3.9 in. x 8.2 in.)
  • Weight: 0.78 kg (1.72 lb)
  • Maximum power consumption: 16 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 8-132 provides the ES5D21X02T01 ordering information.

Table 8-132 Ordering information

Card Description

Card Name

Part Number
2-port 10GBASE-T RJ45 interface card, used in S5720-EI series (rear card) ES5D21X02T01 03022RMK
Updated: 2019-08-19

Document ID: EDOC1000013597

Views: 566065

Downloads: 14402

Average rating:
This Document Applies to these Products
Related Documents
Related Version
Previous Next