xStackSeries Firmware 3.00B16 (Release: July, 2004)
DGS-3324SR, DGS-3324SRi, DXS-3326GSR, DXS-3350SR

New features:
1. 802.1s
2. Port Description
3. CPU Utilization Monitoring
4. Dual Images Support
5. Support Cisco-like Port Security
6. Support 802.1X MAC-based Access Control
7. SSH
8. TACACS/TACACS+
9. RADIUS Client
10. SSL
11. ACL Based on TCP/UDP payload 
12. VRRP
13. SNMP TRAP on MAC notification
14. file system
15. Single IP management v1.0  
16. Password recovery mechanism via console
17. "Show Config only" command
18. Software ACL check (Destination to CPU packet has to be filitered)
19.  IP multi-netting (5 sunbets)
20.  IPv6 VLAN (802.1v)

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DGS-3324SR/DGS-3324SRi Firmware 2.00B19 (Released: Feb, 2004)

Changes: (from 2.00B18 to 2.00B19)
1. To reduce the duration needed for complete the "save" command (from 40sec =>2sec)
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DGS-3324SR/DGS-3324SRi Firmware 2.00B18

DGS-3324SR
New features (from 1.10B22 to 2.00B18) 

- ACL base on physical port.
- Preliminary Fail-Over mechanism in Ring architecture.
- Floating static route

DGS-3324SRi

First release version (FCS).  For the features, please refer to datasheet or User's guide.
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DGS-3324SR Firmware 1.10B22:

First release version (FCS).  For the features, please refer to datasheet or User's guide.
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