–SHA Password — Users are authenticated using the HMAC-SHA-96 authentication level. The user should enter a password.

–No Authentication — No user authentication is used.

Remove — Removes users from a specified group. The possible field values are:

–Checked — Removes the selected user.

–Unchecked — Maintains the list of users.

2. Click . The Add SNMP Group Membership Page opens:

Figure 107: Add SNMP Group Membership Page

In addition to the fields in the SNMP Security Group

Membership Page, The Add SNMP Group Membership

Page contains the following fields:

Authentication Method — Defines the SNMP authentication method.

Authentication Key — Defines the HMAC-MD5-96 or HMAC-SHA-96 authentication level. The authentication

and privacy keys are entered to define the authentication key. If only authentication is required, 16 bytes are defined. If both privacy and authentication are required, 32 bytes are defined. Each byte in hexadecimal character strings is two hexadecimal digits. Each byte can be separated by a period or a colon.

Privacy Key — Defines the privacy key (LSB). If only authentication is required, 20 bytes are defined. If both privacy and authentication are required, 36 bytes are defined. Each byte in hexadecimal character strings is two hexadecimal digits. Each byte can be separated by a period or colon.

Password — Defines the password for the group member

3.Define the User Name, Group Name, Engine ID, Authentication Method, Password, Authentication Key, and Privacy Key fields.

4.Click . The SNMP group membership is modified, and the device is updated.

To modify SNMP Group Membership settings:

1.Click System > SNMP Management > Security > Group Membership. The SNMP Security Group Membership Page opens.

2.Click . The SNMP Group Membership Settings Page opens:

Figure 108: SNMP Group Membership Settings Page

3.Modify the Group Name, Engine ID, Authentication Method, Password, Authentication Key, and Privacy Key fields.

4.Click . The SNMP group membership is modified, and the device is updated.

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TL-SG3109, TL-SL3428, TL-SL3452 specifications

The TP-Link TL-SL3428 is a feature-rich Ethernet switch designed for small to medium-sized business environments. It is part of TP-Link’s JetStream series, which emphasizes reliability, performance, and robust management capabilities. Built with 28 10/100/1000 Mbps ports, the TL-SL3428 provides sufficient bandwidth to support a wide range of network applications.

One of the standout features of the TL-SL3428 is its support for Layer 2 management protocols. This allows for more granular control and optimized performance across network segments. The switch supports VLAN (Virtual Local Area Network) segmentation, which enhances network security and efficiency by isolating various types of traffic. This feature is particularly useful in larger organizations where different departments or teams may require separate network environments.

The TL-SL3428 also includes advanced QoS (Quality of Service) capabilities. This functionality prioritizes traffic based on predefined rules, which ensures that critical applications receive the necessary bandwidth to function optimally. With QoS implementation, users can experience minimized latency, leading to better performance in VoIP and video conferencing applications.

In terms of redundancy and reliability, the switch also supports Link Aggregation Control Protocol (LACP), enabling multiple connections to be combined for increased bandwidth and failover support. This feature significantly enhances network resilience, ensuring minimal downtime during failures.

Power over Ethernet (PoE) support is another important characteristic of the TL-SL3428. With PoE capabilities, this switch can deliver electrical power along with data over the same Ethernet cable, simplifying installation and reducing the need for additional wiring. This is especially advantageous for IP devices like cameras, access points, and VoIP phones.

Security features are abundant in the TL-SL3428 as well. It implements port security, storm control, and DHCP snooping, all of which contribute to a secure network infrastructure. The switch’s management capabilities can be accessed through a user-friendly web interface, making it easier for IT administrators to configure and monitor network activities.

Overall, the TP-Link TL-SL3428 is an exemplary choice for businesses looking to enhance their network performance with advanced management features, security protocols, and reliability. Its combination of speed, flexibility, and manageability make it a valuable tool for any growing organization.
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