Thanks for purchasing PLANET GS-4210-48P4S 48-Port 10/100/1000T 802.3at PoE + 4-Port 100/1000BASE-X SFP Managed Switch.

Please note that this firmware version is for the GS-4210-48P4S hardware version 2 only. You can get the information from the serial number. 
If you see the model name on the serial number which is the GS-4210-48P4S(v2),it is hardware version 2. 
If the model name is the GS-4210-48P4S,it is hardware version 1.  

This document provides the firmware release note and history of the product below:

=======================================
Version v3.305b251020 Released on 2025/10/20
=======================================
Firmware version: v3.305b251020
Hardware version: 3.0
File Name: FW-GS-4210-48P4S_v3.305b251020.bix
File Size: 6,810,229 bytes 
Release on 2025/10/20
=======================================

This firmware provides the following modifications:

A: Bug Fixed -
   NA.
   
B. Function Added -
       1.Support PLANET CloudNMS.

C. Other:
   NA.

D. Known Issue:
   NA.

=======================================
Version v3.305b241115 Released on December 2, 2024
=======================================
Firmware version: v3.305b241115
Hardware version: 3.0
File Name: FW-GS-4210-48P4S_v3.305b241115.bix
File Size: 6,709,054 bytes 
Release on December 2, 2024
=======================================

This firmware provides the following modifications:

A: Bug Fixed -
   NA.    
   
B. Function Added -
      1. Enhanced product security.

C. Other:
   NA.

D. Known Issue:
   NA.


Version 2.305b201202 was released on 12/2/2020
=======================================
Firmware version: v2.305b201202
Hardware version: 2.0
File Name: FW-GS-4210-48P4S_v2.305b201202.bix
File Size: 6,402,048 bytes 
Released on 2/12/2020
=======================================

This firmware provides the following modifications:

A: Bug Fixed -

   (1) Fixed common bugs.

B: Function added - 

   (1) Added PLANET NMS Controller support.
   (2) Added PoE Extend mode under Web UI.
   (3) Added PLANET SNMP PoE MIB and SNMP LLDP MIB support.
   (4) Added cyber security (SSHv2 and TLS v1.2) support.

C: Other -
   (1) Web user interface format changed.
   (2) HTTPs/SSH enabled in the factory default mode.

[Upgrade Requirements]:

1. The latest firmware version of the GS-4210-48P4S(v2).
2. The GS-4210-48P4S(v2) switch.
3. Workstation with Microsoft IE 8.0 or above.
4. TFTP server. (If you want to upgrade firmware via TFTP)

[Upgrade procedure]:

1. Connect the RJ45 UTP cable to the target switch.

2. Login is required to access the Web interface after the booting is completed successfully. The factory default user name and password are both "admin".

3. When the Web UI main screen appears, click "Maintenance --> Upgrade Manager" on the left side of the Menu.  

4. The screen provides HTTP Firmware Upgrade and TFTP Firmware Upgrade.

   A. HTTP Firmware Upgrade
     (1) Use the "Browser" to locate firmware path.
     (2) Click the "Upgrade" button to start the firmware upgrade procedure. Please don't power off the switch while the procedure is starting.
     (3) Please wait until the system reboot is completed.
     (4) Reset to factory default and reboot system again.

   B. TFTP Firmware Upgrade

     (1) Enter the "TFTP Firmware Upgrade" and input TFTP server IP address and filename with the correct firmware file.
     (2) Click the "Upgrade" button to start the firmware upgrade procedure. Please don't power off the switch while the procedure is starting.
     (3) Please wait until the successful message shows on the Update Status web page.
     (4) Please wait until the system reboot is completed.
     (5) Reset to factory default and reboot system again.

5. Relogin the switch via Web browser. Please click "System -->System Information --> Firmware Version" to double-check if the firmware is upgraded successfully.

******************************
Firmware Release History:  
******************************

Version 2.0b180207 was released on 7/2/2018
=======================================
Firmware version: v2.0b180207
Hardware version: 2.0
File Name: FW-GS-4210-48P4S-v2.0b180207.bix
File Size: 6,004,736 bytes 
Released on 7/2/2018
=======================================

This firmware provides the following modifications:

A: Bugs Fixed:
1. Fixed the PoE Usage Bar counter that did not match with actual usage
2. Fixed PoE budget that did not lock at 400 watts
3. Fixed PD Alive Check that did not send log
   
B. Function Added:
   NA.

C. Other:
   NA.

D. Known Issue:
   NA.


Version 2.0b180102 was released on 8/1/2018
=======================================
Firmware version: v2.0b180102
Hardware version: 2.0
File Name: FW-GS-4210-48P4S-v2.0b180102.bix
File Size: 6,004,736 bytes 
Released on 8/1/2018
=======================================

This firmware provides the following modifications:

Initial Release
   
Sincerely yours,
PLANET Technical Support Team
Http://www.planet.com.tw


