Click the Exhibit button. A customer has added a new Communication Server 1000E (CS 1000E) Standard Availability to their existing network of CS 1000M Single Group system. They are planning to use some of the spare digital telephone on the new system as well as new IP telephone. With reference to system showing three vacant slots, which two components are required to configure the system so that the digital telephone are supported and can communicate with the IP telephone? (Choose two)


