| |  |  |
| Feature | SubSTATION Server 2 | SubSTATION Server 1.x |
| Highlights |
| Channel Redundancy | ✓ | X |
System Redundancy | ✓ | X |
| IEC 61850 Client | ✓ | X |
Synchrophasor Measurement | ✓ | X |
| Secure Automated File Transfer | ✓ | X |
SNMP Manager | ✓ | X |
Alarm Annunciator | ✓ | X |
| Individual Control Lockout | ✓ | X |
Advance Licensing Module | ✓ | X |
Optimho Master | ✓ | X |
| Alarm Module |
| Supports Analog Alarms | ✓ | X |
| Supports Digital Alarms | ✓ | X |
| Configure Multiple Alarm Styles | ✓ | X |
| Alarm Summary & Logging Functions | ✓ | X |
| System Redundancy |
| Supports Warm Redundancy | ✓ | X |
| Configure Secondary System with Primary System Files | ✓ | X |
| Supports Network Separation | ✓ | X |
| Protocol Communications Features |
Supports Channel Redundancy (DNP3 & Telegyr 8979) | ✓ | X |
| Supports IEC 61850 Protocol | ✓ | X |
| Supports SNMP Protocol | ✓ | X |
| Control Lockout for Individual Controls | ✓ | X |
| Supports Synchrophasors | ✓ | X |
| Large Library of SCADA Master & Slave Protocols | ✓ | ✓ |
| Over 40 Legacy Protocols Available | ✓ | ✓ |
| Local/Remote Control Lockout of SCADA Controls | ✓ | ✓ |
| Auto-Config SEL Protocol Communication | ✓ | ✓ |
| Supports flexible parsing of SEL ASCII | ✓ | ✓ |
| Supports flexible parsing of Generic ASCII | ✓ | ✓ |
| Supports flexible parsing of Binary Based Communications | ✓ | ✓ |
| Security Features |
| Supports Secure Automated File Transfer | ✓ | X |
| Integrated Microsoft Security | ✓ | ✓ |
| Single Sign On / Multifactor Authentication | ✓ | ✓ |
| SSL/TLS Encryption Capabilities | ✓ | ✓ |
| Secure Authentication and Encryption of IED Pass-Through Communication | ✓ | ✓ |
Event File Collection |
| Automated Fault record collection | ✓ | ✓ |
| SEL-20XX Dial-up Emulation Support | ✓ | ✓ |
| Configuration Tool Features |
| Graphic Based Configuration | ✓ | ✓ |
| Drag-and-Drop Interface | ✓ | ✓ |
| Manage Large Points with Microsoft Excel | ✓ | ✓ |
| Customizable User Interface | ✓ | ✓ |
| Hardware Choices |
| Available on SEL Computing Platforms | ✓ | ✓ |
| Available on GE Computing Platforms | ✓ | ✓ |
| Available on Compton Greaves Hardware | ✓ | ✓ |
| Available on Transduction Hardware | ✓ | ✓ |
| Available on Windows® Based Hardware | ✓ | ✓ |
| Enterprise Integration Features |
| Native OSIosft PI Interface with Auto Point Creation | ✓ | ✓ |
| Native Instep eDNA Interface with Auto Point Creation | ✓ | ✓ |
| Supports OPC Client / Server Interfaces | ✓ | ✓ |
| Supports Advanced, Integrated HMI Capabilities | ✓ | ✓ |
| Logic Features |
| Powerful Logic Functions Through a Built-In Calculator | ✓ | ✓ |
| IEC 61131-3 Logic Engine | ✓ | ✓ |
| Calculation Engine that Supports Arithmetic, Trigonometric, Programmatic and Boolean Logic Functions | ✓ | ✓ |
| Integration Troubleshooting Features |
| Integrated Communication Diagnostic Tool | ✓ | ✓ |
| View Raw Communications Data | ✓ | ✓ |
| Time Sync Support |
| Supports SNTP/NTP Time Synchronization | ✓ | ✓ |
| Supports IRIG-B (un-modulated/modulated) Time Synchronization | ✓ | ✓ |
| Supports SCADA Protocols Time Synchronization | ✓ | ✓ |