11/22/2021 26 People found this article helpful 457,299 Views
RESOLUTION FOR SONICOS 7.X
This release includes significant user interface changes and many new features that are different from the SonicOS 6.x and earlier firmware. The below resolution is for customers using SonicOS 7.X firmware.
1. Login to the SonicWall management GUI.
2. Navigate to Network|Firewall|Flood Protection
3. Enable Limit MSS sent to WAN clients (when connections are proxied) this will allow you to enter the maximum Minimum Segment Size value. The default value is 1460.
Note: When using Proxy WAN client connections, remember to set these options conservatively since it only affect connections when a SYN Flood takes place.
RESOLUTION FOR SONICOS 6.X
1. Login to the SonicWall management GUI.
2. Navigate to Firewall Settings | Flood Protection page.
3. Enable Limit MSS sent to WAN clients (when connections are proxied) this will allow you to enter the maximum Minimum Segment Size value. The default value is 1460.
Note: When using Proxy WAN client connections, remember to set these options conservatively since it only affect connections when a SYN Flood takes place.