ATEN KE6900ST User Manual page 260

KVM over IP Matrix System User Manual
Command
mute
mute
Note: 1. Each command string can be separated with a space.
2. The Control command string can be skipped and off will be used by
default.
3. Skip the Output and Num1 command strings to configure the local
Receiver.
242
Output Num1 Control Description
on Turn mute on for Receiver
off Turn mute off for Receiver