ATEN RCM Series User Manual page 154

KVM over IP User Manual
Next configure the KVM ports connected to the extended displays, by
doing the following:
2. From the Extended Display page, click Add.
3. The Setup Extended Display Setting window appears with a list of the
KVM ports.
4. Select a KVM port connected to the computer with the extended
displays, then click OK. Repeat for all extended displays.
5. As KVM ports are added they appear in the Port List and Preview
Window:
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