Siemens SIMATIC NET SCALANCE SC-600 Configuration Manual page 278

Configuring with Web Based Management
4.6 "Layer 3" menu
• Advertisement Interval
Enter the interval in seconds after which a master router sends a VRRP packet again.
• Preempt lower priority Master
Allow the precedence when changing roles between backup and master based on the
selection process.
• VRRP Compatible Mode
When enabled, the VRRPv3 router sends and receives VRRPv2 frames in addition to
VRRPv3 frames for configured IPv4 addresses. Only necessary when not all VRRP
routers support VRRPv3.
• Track ID
Select a track ID.
• Decrement Priority
Enter the value by which the priority of the VRRP interface will be reduced.
• Current Priority
Shows the priority of the VRRP interface after the monitored interface has changed to
the "down" status.
Steps in configuration
To configure a virtual router as the master router, follow the steps below:
1. Select the ID of the virtual router you want to configure from the "Interface / VRID"
drop-down list.
2. Select the source address from the "Primary IP Address" drop-down list.
3. Select the "Master" check box.
4. From the "Priority" drop-down list, enter the priority of this virtual router.
5. Enter the interval in "Advertisement Interval".
6. Select the "Preempt lower priority Master" check box.
7. Select a track ID.
8. Value by which the priority of the VRRP interface will be reduced
9. Click the "Set Values" button.
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SCALANCE SC-600 Web Based Management (WBM)
Configuration Manual, 10/2021, C79000-G8976-C475-03