The default value is : trueThis leaf contains the configured, desired state of the
interface.
Systems that implement the IF-MIB use the value of this
leaf in the intended configuration to set
IF-MIB.ifAdminStatus to 'up' or 'down' after an ifEntry
has been initialized, as described in RFC 2863.
Changes in this leaf in the intended configuration are
reflected in ifAdminStatus.Reference : RFC 2863: The Interfaces Group MIB - ifAdminStatus