EVS XT2 Version 11.01 - November 2012 Configuration Manual - Manual (Page 142)

Subnet Mask (Port 1/Port 2)
Description Range of logical addresses within the address space assigned
to the Gigabit Ethernet connection.
The IP addresses of both GigE ports must belong to different
subnet masks. Otherwise, it would return an error message.
Default Gateway (Port 1/Port 2)
Description IP address of the router on the Gigabit Ethernet network that
serves as an access point to external networks.
XT2 Server - Version 11.01 - Configuration Manual
3. Multicam Configuration 132