Cisco Systems 8.6 manual Security Restrictions with Conference Calls

Chapter 1 An Overview of the Cisco Unified IP Phones

Understanding Security Features for Cisco Unified IP Phones

Table 1-6	Security Restrictions with Conference Calls
Initiator’s Phone
Security Level		Feature Used	Security Level of Participants	Results of Action
Non-secure		Conference	Encrypted or authenticated	Non-secure conference bridge
				Non-secure conference
Secure (encrypted		Conference	At least one member is	Secure conference bridge
or authenticated)			non-secure	Non-secure conference
Secure (encrypted)		Conference	All participants are encrypted	Secure conference bridge
				Secure encrypted level conference
Secure		Conference	All participants are encrypted or	Secure conference bridge
(authenticated)			authenticated	Secure authenticated level conference
Non-secure		Conference	Encrypted or authenticated	Only secure conference bridge is available and used
				Non-secure conference
Secure (encrypted		Conference	Encrypted or authenticated	For Cisco Unified IP Phones 7962G and 7942G:
or authenticated)				• Only non-secure conference bridge is available
					and used
				• Non-secure conference
				For Cisco Unified IP Phones 7961G and 7941G:
				•	Conference remains secure
				• When one participant tries to Hold the call with
					MOH, the MOH does not play.
Secure (encrypted		Conference	For Cisco Unified IP Phones	For Cisco Unified IP Phones 7962G and 7942G:
or authenticated)			7962G and 7942G:	• Conference remains secure. When one
			• Encrypted or secure		participant tries to hold the call with MOH, the
			For Cisco Unified IP Phones		MOH does not play.
			7961G and 7941G:	For Cisco Unified IP Phones 7961G and 7941G:
			• Member puts call on Hold	• No music on hold is played
			with MOH	•	Conference remains secure.
Secure (encrypted)		Join	Encrypted or authenticated	Secure conference bridge
				Conference remains secure (encrypted or
				authenticated)
Non-secure		cBarge	All participants are encrypted	Secure conference bridge
				Conference changes to non-secure
Non-secure		MeetMe	Minimum security level is	Initiator receives message “Does not meet Security
			encrypted	Level” and the call is rejected.

	Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8.6 (SCCP and SIP)
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