Enables you to put on hold other users who are currently
    participating in a conversation with you. When you enter the
    HOLD command, everyone who is currently on the phone with you
    (including anyone who has you on hold) is placed on hold. A
    message is sent to each terminal indicating that the user has
    been placed on hold.

    You can make calls to other users while you have someone on hold.

    Format

      HOLD

  Additional Information (explode) :

• Example