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Appendix 1 Cybersecurity Recommendations 

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 

equipment (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 equipment 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 equipment network security:

 

1. 

Physical Protection

 

We suggest that you perform physical protection to equipment, especially storage devices. For 
example, place the equipment 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 equipment (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 equipment, thus 

Содержание DH-LR2218-16ET-240

Страница 1: ...16 24 port ePoE Switch Quick Start Guide V1 0 1...

Страница 2: ...mage and description of the front panel May 2022 V1 0 0 First release April 2022 Privacy Protection Notice As the device user or data controller you might collect the personal data of others such as t...

Страница 3: ...in the description of the functions operations and technical data If there is any doubt or dispute we reserve the right of final explanation Upgrade the reader software or try other mainstream reader...

Страница 4: ...away from dampness dust and soot Put the device in a well ventilated place and do not block its ventilation Use an adapter or cabinet power supply provided by the manufacturer The power supply must co...

Страница 5: ...Do not drop or splash liquid onto the device and make sure that there is no object filled with liquid on the device to prevent liquid from flowing into it Operating temperature 10 C to 55 C 14 F to 1...

Страница 6: ...2 2 1 Front Panel 2 2 2 Rear Panel 3 3 Installation 4 4 Wiring 5 4 1 Connecting GND 5 4 2 Connecting Power Cord 5 4 3 Connecting Ethernet Port 5 4 4 Connecting SFP Ethernet Port 6 4 5 Connecting PoE E...

Страница 7: ...transmission modes IEEE E100 and E10 With web management SNMP and other functions the Device can be remotely managed It can directly connect to iLinksView The Device is applicable for use in different...

Страница 8: ...bo port 10 100 1000 Mbps self adaptive Ethernet ports and 1000 Mbps optical ports 4 Reset button Press and hold the button for 10 s to reset the device to default settings 5 Console port 6 PoE power u...

Страница 9: ...3 2 2 Rear Panel Figure 2 2 Rear panel Table 2 2 Description of the rear panel No Name Description 1 Power switch Powers on and off the Device 2 Power socket Supports 100 240 VAC 3 Ground terminal GND...

Страница 10: ...k mount Step 1 Attach the mounting bracket to the Device side panel one on each side and secure it with the screws provided with the rack Figure 3 1 Install bracket Step 2 Attach the Device to the rac...

Страница 11: ...ch to fasten the other end of the ground cable to the ground terminal Figure 4 1 Connect GND 4 2 Connecting Power Cord Before connecting the power cord make sure that the Device is securely grounded S...

Страница 12: ...ug the optical fiber before installing it Step 1 Wear the antistatic wrist band and confirm that the antistatic wrist band is in good contact with your skin and the Device is reliably grounded Step 2...

Страница 13: ...ct this port to the Device PoE Ethernet port through the network cable to achieve synchronized network connection and power supply The maximum distance between the Device and the terminal device is ab...

Страница 14: ...password user defined during initialization iLinksView lt_91_il_02_nmp When using iLinksView for device management ensure that the username and password of the Device match those of iLinksView otherwi...

Страница 15: ...oom 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 connec...

Страница 16: ...we suggest that you check online users regularly to see if the device is logged in without authorization Check equipment log By viewing the logs you can know the IP addresses that were used to log in...

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