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eA280 Series LTE CPE
User Guide About This Document
About This Document
Overview
This document describes the hardware, functions, installation, configuration, upgrade,
operation and maintenance (OM) of the eA280 series customer premises equipment (LTE
CPE).
Product Version
Product Name Product Version
eA280-135 V100R001
Intended Audience
This document is intended for:
System engineers
Product engineers
Technical support engineers
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1.7.1 Web Port ................................................................................................................................................ 11
1.7.2 USB Port ............................................................................................................................................... 11
1.7.3 TR-069 Port .......................................................................................................................................... 14
3.1 Installing the Micro SIM Card ....................................................................................................................... 20
3.2 Connecting to the Power Adapter ................................................................................................................... 21
4.1 Logging In to the WebUI ................................................................................................................................ 22
4.4 VoIP ................................................................................................................................................................ 28
4.7.2 LAN IP Address Filtering ..................................................................................................................... 32
4.7.3 MAC Address Filtering ......................................................................................................................... 33
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5.1 Local Update .................................................................................................................................................. 34
5.3.1 Firmware Version .................................................................................................................................. 35
This chapter describes the functions, applications, product security and specifications of the
product.
1.1 Product Introduction
HUAWEI eA280 is a piece of customer premises equipment (CPE) that functions as the long
term evolution (LTE) wireless gateway. It implements the conversion between LTE wireless
data and wired Ethernet data and supports data backhaul. The eA280 series can be used
independently and deployed outdoors.
The eA280 V100R001 CPEs support LTE Release 11/12. The eA280 provides the following
functions:
Data services
The eA280 series use LTE broadband technologies to support high-speed broadband
network access, data backhaul, and video surveillance.
Voice services
The eA280 provides two telephone ports to which users can connect telephones to
implement basic voice functions and supplement voice functions.
Security services
The eA280 series support the firewall and PIN password, which protects your computers
when you access the Internet.
Firewall services
The eA280 series support the following firewall services:
−
Firewall switch: enables or disables firewalls.
−
LAN Media access control (MAC) address filtering: prevents specified MAC
addresses on a LAN from accessing the network.
−
LAN IP address filtering: prevents specified IP addresses on a LAN from accessing
the network.
−
URL filtering: prevents computers from accessing certain URLs.
Local and remote management and maintenance
1
Overview
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The eA280 series can be locally configured in the local city to implement device
management and network configuration, thereby ensuring stable operation of the device.
1.2 Application Scenarios
The eA280 series are mainly intended to provide users with wireless broadband data access
services for wISP(Wireless Internet Service Provider) market.
The eA280 provides LTE-TDD and LTE-FDD band7 wireless routing and translating LTE
wireless data into wired Ethernet data, and vice versa.
The eA280 can simultaneously set up wireless connections with 64 Wi-Fi devices (32 devices
for 2.4 GHz and 32 for 5 GHz) and establish a local area network (LAN) by connecting to
concentrators and switches.
Figure 1-1 eA280 connected to multiple devices
The eA280 provides one telephone interface. You can connect a telephone to achieve the basic
voice capabilities.
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You are advised to deploy the device and power on it in three months after it is received or store it under
following circumstance:
Temperature: –10°C to 35°C
Humidity: 30% RH to 85% RH
Storage environment should be equipped with temperature and humidity equipment and
dehumidification equipment to monitor and adjust the temperature and humidity.
WLAN CH1-CH10 is unavailable when LTE works at band 40
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eA280 security includes network security and application security. Application security
includes wireless security and OM security.
1.6.1 Network Security
eA280 network security uses Secure Sockets Layer (SSL) and Hypertext Transfer Protocol
Secure (HTTPS).
SSL
The SSL protocol is a security connection technology for the server and client. It provides a
confidential, trusted, and identity-authenticating connection to two application layers. SSL is
regarded as a standard security measure and has been widely applied to web services.
Station
management
Supports station status queries.
Supports a maximum of 32 connected stations at
2.4 GHz.
Supports a maximum of 32 connected stations at 5
GHz.
HTTPS
Identity authentication
Identity authentication checks whether a communication individual is the expected
object. SSL authenticates servers and clients based on digital certificates and
user/password. Clients and servers have their own identifiers. The identifiers are
numbered by the public key. To verify that a user is legitimate, SSL requires digital
authentication during data exchange in the SSL handshake procedure.
Connection confidentiality
Data is encrypted before transmission to prevent data from being hacked by malicious
users. SSL uses encryption algorithms to ensure the connection confidentiality.
Data integrity
Any tampering on data during transmission can be detected. SSL establishes a secure
channel between the client and the server so that all the SSL data can reach the
destination intact.
For the eA280, the OM TCP applications can use SSL. HTTP over SSL is generally called
HTTPS. HTTPS is used for connections between the NMS/WebUI and eA280. SSL also uses
the digital certificate mechanism.
HTTPS provides secure HTTP channels. HTTPS is HTTP to which SSL is added, and SSL
ensures the security of HTTPS.
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eA280 application security includes wireless security and OM security.
Wireless Security
eA280 wireless security includes authentication, air-interface data encryption, and integrity
protection.
OM Security
OM security includes user authentication, access control, OM system security, and software
digital signature.
User Authentication and Access Control
User authentication and access control are implemented for users to be served by the eA280.
The objective of authentication is to identify users and grant the users with proper permission.
The objective of access control is to specify and restrict the operations to be performed and
the resources to be accessed by the users.
OM System Security
OM system security includes software integrity check.
In the original procedure for releasing and using the software, the software integrity is ensured
by using cyclic redundancy check (CRC). CRC can only prevent data loss during
transmissions. If data is tampered with during transmissions, a forged CRC value will be
regarded as valid by the CRC. Therefore, the receive end cannot rely on the CRC to ensure
the consistency between the received data and the original data, adversely affecting the
reliability and security for the software.
Software integrity protection implements the Hash algorithm or adds a digital signature to
software (including mediation layers and configuration files) when releasing software, and
then uploads software to the target server or device. When a target device downloads, loads,
or runs software, the target device performs the Hash check or authenticates the digital
signature. By doing so, software integrity protection ensures end-to-end software reliability
and integrity.
Software integrity protection helps detect viruses or malicious tampering in a timely manner,
preventing insecure or virus-infected software from running on the device.
Digital Signature of Software
A digital signature of software is used to identify the software source. It ensures the integrity
and reliability of software.
When software is released, its digital signature is delivered with the software package. After
the software package is downloaded to an NE, the NE verifies the digital signature of the
software package before using it. If the digital signature passes the verification, the software
is intact and reliable. If the verification fails, the software package is invalid and cannot be
used. Figure 1-3 illustrates the principles of a software digital signature.
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Before a software package is released, all files in the software package are signed with
digital signatures. That is, after a message digest is calculated for all files in the software
package, the message digest is digitally signed using a private key.
After a software package with a digital signature is loaded to an NE through a media
such as the software release platform, the NE first verifies the digital signature of the
software package. That is, the NE uses a public key to decrypt the digital signature and
obtain the original message digest. Then, the NE recalculates the message digest and
compares the new message digest with the original one.
−
−
The public key used to decrypt digital signatures is stored in the secure storage area of an NE
and cannot be queried or exported.
1.7 Device Ports
If the two message digests are the same, the software package passes the
verification and can be used.
If the two message digests are different, the software package fails the verification
and cannot be used.
1.7.1 Web Port
You can log in to the LTE CPE WebUI over HTTPS to manage the LTE CPE, including
configuring and querying settings, exporting running logs, querying device logs, importing
and exporting the configuration, restarting and updating the LTE CPE, and restoring the LTE
CPE to its default settings. For details, see the WebUI online help.
The default WebUI login user name and password are admin and admin, respectively.
NOTE
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