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Cybersecurity Recommendations 

Cybersecurity is more than just a buzzword: it’s something that pertains to every device that is 
connected to the internet. IP video surveillance is not immune to cyber risks, but taking basic steps 

toward protecting and strengthening networks and networked appliances will make them less 

susceptible to attacks. Below are some tips and recommendations on how to create a more secured 
security system. 

Mandatory actions to be taken for basic device network security: 

1.

 

Use Strong Passwords 

Please refer to the following suggestions to set passwords: 

 

The length should not be less than 8 characters; 

 

Include at least two types of characters; character types include upper and lower case 
letters, numbers and symbols; 

 

Do not contain the account name or the account name in reverse order; 

 

Do not use continuous characters, such as 123, abc, etc.; 

 

Do not use overlapped characters, such as 111, aaa, etc.; 

2.

 

Update Firmware and Client Software in Time 

 

According to the standard procedure in Tech-industry, we recommend to keep your device 

(such as NVR, DVR, IP camera, etc.) firmware up-to-date to ensure the system is equipped 
with the latest security patches and fixes. When the device is connected to the public 

network, it is recommended to enable the "auto-check for updates"  function to obtain 

timely information of firmware updates released by the manufacturer. 

 

We suggest that you download and use the latest version of client software. 

"Nice to have" recommendations to improve your device network security: 

1.

 

Physical Protection 

We suggest that you perform physical protection to device, especially storage devices. For 

example, place the device in a special computer room and cabinet, and implement well-done 

access control permission and key management to prevent unauthorized personnel from 
carrying out physical contacts such as damaging hardware, unauthorized connection of 

removable device (such as USB flash disk, serial port), etc. 

2.

 

Change Passwords Regularly 

We suggest that you change passwords regularly to reduce the risk of being guessed or cracked. 

3.

 

Set and Update Passwords Reset Information Timely   

The device supports password reset function. Please set up related information for password 
reset in time, including the end user’s mailbox and password protection questions. If the 

information changes, please modify it in time. When setting password protection questions, it is 
suggested not to use those that can be easily guessed. 

4.

 

Enable Account Lock 

The account lock feature is enabled by default, and we recommend you to keep it on to 

guarantee the account security. If an attacker attempts to log in with the wrong password 

several times, the corresponding account and the source IP address will be locked. 

5.

 

Change Default HTTP and Other Service Ports 

We suggest you to change default HTTP and other service ports into any set of numbers 

between 1024~65535, reducing the risk of outsiders being able to guess which ports you are 

using. 

6.

 

Enable HTTPS 

We suggest you to enable HTTPS, so that you visit Web service through a secure communication 
channel. 

7.

 

MAC Address Binding 

We recommend you to bind the IP and MAC address of the gateway to the device, thus reducing 

the risk of ARP spoofing. 

8.

 

Assign Accounts and Privileges Reasonably 

According to business and management requirements, reasonably add users and assign a 

minimum set of permissions to them. 

Summary of Contents for DHI-VTNS1001B-2

Page 1: ...2 wire Switch User s manual V1 0 0...

Page 2: ...s incurred due to operating the product in ways that are not in compliance with the manual The manual will be updated according to the latest laws and regulations of related jurisdictions For detailed...

Page 3: ...II using the device If there is any uncertainty or controversy we reserve the right of final explanation...

Page 4: ...not dismantle the switch by yourself Use the provided power supply Before connecting cables read and understand the structure first See 2 Structure for details Before power on make sure that all the...

Page 5: ...afeguards and Warnings III 1 Introduction 1 Product Overview 1 Application 1 Cable Requirements 1 2 Structure 3 Front Panel 3 Rear Panel 4 3 Installation 5 Installing with Screws 5 Installing with a G...

Page 6: ...calls unlock doors and monitor Application A single 2 wire switch can connect at most 20 VTHs and 2 door stations VTOs Figure 1 1 Villa network diagram Cable Requirements See the instruction below whe...

Page 7: ...s and 2 VTOs 50 m between one switch and one VTH VTO 4 core cable Ethernet cable 12 VTHs and 2 VTOs 30 m between one switch and one VTH VTO Because each core in an Ethernet cable has a relatively larg...

Page 8: ...hat either the VTH or VTO that is properly connected to the switch Solid green All VTHs and VTOs are not properly connected Off The devices are powered off or malfunctioning 2 Network 2 RJ 45 ports 3...

Page 9: ...e description No Item Description 1 Screw holes Use four ST3 18 SUS to install the switch See 3 1 Installing with Screws 2 Rail Use a guide rail to install the switch See 3 2 Installing with Guide Rai...

Page 10: ...ail Installing with Screws Use screws to fix the switch at a proper location on the wall Install the switch with screws Installing with a Guide Rail Preparation Prepare a standard 35 mm guide rail The...

Page 11: ...nstall with a guide rail 1 Fix the upper hooks inside the slot of the guide rail Pull down the lower hook and press the switch close to the guide rail Let go of the lower hook Install with a guide rai...

Page 12: ...to device especially storage devices For example place the device in a special computer room and cabinet and implement well done access control permission and key management to prevent unauthorized p...

Page 13: ...thorization Check device log By viewing the logs you can know the IP addresses that were used to log in to your devices and their key operations 12 Network Log Due to the limited storage capacity of t...

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