Dell OptiPlex 990 (Early 2011) - Manual (Page 21)

Enabled The port is left open at all times when redirection is enabled in the Intel MEBx. SMB
consoles before Intel AMT 6.0 require this mode enabled for redirection sessions.
KVM
Under the SOL/IDER page select KVM and press .
Option Description
Disabled KVM feature is disabled
Enabled KVM feature is enabled
Previous Menu
Under the SOL/IDER page select Previous Menu and press .
The SOL/IDER page changes to the Intel AMT Configuration page.
User Consent
Under the Intel AMT Configuration page select User Consent and press .
The User Consent Configuration screen appears.
Sets whether local user consent is required before remote computer can establish a KVM Remote Control session to the local
computer. Also sets whether the remote computer user can configure the KVM Opt-In Policy.
User Opt-in
Under the User Consent Configuration page select User Opt-in and press .