WEBCisco IP Phone 8800 Series User Guide CHAPTER The Cisco IP Phone 8800 Series The Cisco IP Phones 8811, 8841, 8845, 8851, 8861, and 8865 deliver easy-to-use, highly-secure voice communications. Figure 1: Cisco IP Phone 8800 Phone Table 1: Cisco IP Phone 8800 Series Major Features...