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

Version Mapping

Table 1 lists the mapping between the ES5D21X02S01 card and software versions.

**Table 1** Version mapping
Card Model	Software Version
ES5D21X02S01	V200R007C00 and later versions NOTE: 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 2.

**Table 2** Applicable switch models
Card	Switch Model
ES5D21X02S01	S5720-C-EI and S5720-PC-EI series

Figure 1 shows the appearance of the ES5D21X02S01.

Figure 1 ES5D21X02S01

Functions

Table 3 describes functions of the ES5D21X02S01.

**Table 3** Functions
Function	Item
Basic function	Provides two 10GE SFP+ optical ports for data access and line-rate switching.
Hot swapping	Supported
Service port stacking	Ports on the card can be used as stack ports.

Indicators and Ports

Figure 2 shows indicators on the ES5D21X02S01.

Figure 2 Indicators on the ES5D21X02S01

Table 4 describes indicators on the ES5D21X02S01.

**Table 4** Description of indicators on the ES5D21X02S01
Number	Indicator	Color	Description
1	STAT	Off	The system software is not running.
		Green	Fast blinking: The system is starting. Slow blinking: The system is running normally.
		Red	A fault that affects services has occurred. The fault cannot be rectified automatically and requires manual intervention.
2	LINK	Off	No link is established on the port.
	LINK	Green	Steady on: A link is established on the port.
	ACT	Off	The port is not transmitting or receiving data.
	ACT	Yellow	Blinking: The port is transmitting or receiving data.

Figure 3 shows the ports on the ES5D21X02S01.

Figure 3 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 5 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 5** 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 6 lists technical specifications of the ES5D21X02S01.

**Table 6** Technical specifications
Item	Description
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 7 provides the ES5D21X02S01 ordering information.

**Table 7** Ordering information
Card Description	Card Name	Part Number
2-port 10 Gig SFP+ interface card, used in S5720-EI series (rear card)	ES5D21X02S01	03022RMH