Multipath
Multipath should be kept to a minimal as this can create nulls and reduce signal levels.
Call Control
The Cisco IP Phone 8861 and 8865 utilize Session Initiation Protocol (SIP) for call control with the following applications.
• Cisco Unified Communications Manager (CUCM)
Minimum = 8.5(1)
Recommended = 8.6(2), 9.1(2), 10.5(2), 11.0(1), 11.5(1), and later
• Cisco Unified Communications Manager Express (CUCME)
Minimum = 10.0
Recommended = 11.0, 11.5, 11.7, and later
• Cisco Unified Survivable Remote Site Telephony (SRST)
Minimum = 10.0
Recommended = 11.0, 11.5, 11.7, and later
Note: Cisco Unified Communications Manager requires a device package to be installed or service release update in order to
enable Cisco IP Phone 8861 and 8865 device support.
Device packages for Cisco Unified Communications Manager are available at the following location.
http://software.cisco.com/download/navigator.html?mdfid=278875240
Prior to release 11.0 of Cisco Unified Communications Manager Express, the Cisco IP Phone 8861 and 8865 are to utilize the
fast track method utilizing the Cisco Unified IP Phone 9971 as the reference model (use 7975 as reference model if needing
softkey template support).
With release 11.0 and 11.5 of Cisco Unified Communications Manager Express, the Cisco IP Phone 8865 can utilize the Cisco
IP Phone 8861 as the reference model.
With release 11.7 and later of Cisco Unified Communications Manager Express, there is native support for the Cisco IP Phone
8865, therefore can use the Cisco IP Phone 8865 as the model type.
http://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucme/feature/phone_feature/phone_feature_support_guide.html#_Toc4
36645184
Wireless LAN
The Cisco IP Phone 8861 and 8865 are supported on the following Cisco Wireless LAN solutions.
• Cisco Wireless LAN Controller and Cisco Lightweight Access Points
Minimum = 7.0.252.0
Recommended = 8.0.140.0, 8.2.151.0, 8.3.112.0
• Cisco Meraki Access Points
• Cisco Autonomous Access Points
Minimum = 12.4(21a)JY
Recommended = 12.4(25d)JA2, 15.2(4)JB6, 15.3(3)JE
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