
            S O F T W A R E - R E L E A S E - D O C U M E N T

                 Hirschmann Automation and Control GmbH

                      GRS103 Release 10.3.04

                            2025/12/12

                          C O N T E N T S
                          ===============


    1.   Limitations of the release GRS103 10.3.04
    2.   Supported Hardware
    3.   History of Changes


This document is delivered with the software in the file
"Readme_GRS103.10.3.04.txt".



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| For superior functions like software update,                                |
| supported web browser and limitations of the platform release 10.3.04       |
| please read the document Readme_10.3.04.txt.                                |
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1. Limitations of the release GRS103 10.3.04
==============================================
HiOS 10.3.03 includes a bootloader update. 
To replace the bootloader, the update must be executed again after a system reboot.
For the update, perform the steps described in the file Important_update_instructions_10.3.04.txt


2. Supported Hardware
=====================
This platform software release 10.3.04 is released exclusively for the
following hardware:

HiOS-GRS103-10304.bin:
- GRS103-22TX/4C       (Since SW 09.0.01)
- GRS103-6TX/4C        (Since SW 09.1.01)


Supported Software Level:
- 2S                   (GRS...2S)
- 2A                   (GRS...2S, GRS...2A)

For information on supported accessories, refer to the "User Manual Installation".
You will find the manuals under "https://www.doc.hirschmann.com".

3. History of Changes
=====================

Software Release 09.0.01
------------------------
First Version

Software Release 09.1.00
------------------------
Bugfixes (see Issue List)

New Functions:
- Update 802.1X to Version 2010
- LLDP IPv6 Support

Software Release 09.1.01
------------------------
Support of modular variant

Software Release 09.1.01
------------------------
Bugfixes (see Issue List)

Software Release 09.2.00
------------------------
Bugfixes (see Issue List)

New Functions:
- SNMPv3 Traps

Software Level 2A:
- SNMPv1/v2 Read-Only
- Interface Shutdown via Tracking

Software Release 09.4.00
------------------------
Bugfixes (see Issue List)

New Functions:
- SNMPv3 Traps (GUI)
- Signed Firmware Images

Software Release 10.0.00
------------------------
Bugfixes (see Issue List)

New Functions:
- Secure Boot
- SSH Known Host verification

Software Level 2A:
- Certificates/CRLs validation (LDAP, Email Logging, Syslog over TLS)
- Service Discovery (with ITxPT Module Inventory)

Software Release 10.2.00
------------------------
Bugfixes (see Issue List)

New Functions:
Software Level 2A:
- Ring-Net Coupling (RRK.001)

Software Release 10.3.00
------------------------
Bugfixes (see Issue List)

New Functions:
- DHCP server: PXE support

Software Level 2A:
- TACACS+

Software Release 10.3.04
------------------------
Bugfixes (see Issue List)
