A subnet can be attached to only one router. A router can be attached to multiple subnets.
You can attach subnets to or detach subnets from a router when the enhanced network mode is used.
On UIS Cloud, click Cloud Services on the top navigation bar.
On the UIS-Sec portal of UIS Manager Standard Edition, click Network Services on the top navigation bar.
From the left navigation pane, select Network & Security > Routers.
Click the icon in the Actions column for a router.
Click the icon in the Actions column for a subnet.