Siemens SCALANCE XR-300M Compact Operating Instructions page 64

Technical specifications
7.5 Other properties
Note
For a device to be used in PRP networks, it must be able to process a frame length of at least
1528 bytes (Jumbo Frames). This value is the maximum frame length including VLAN tag of
1522 bytes plus the length of the PRP trailer of 6 bytes. The following table shows the version
as of which the devices are PRP-compatible.
64
Compact Operating Instructions, 11/2019, A5E02661171-15
SCALANCE XR-300M