Operation Manual
Cisco SPA IP Phone Field Reference
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Cisco Small Business SPA300 Series, SPA500 Series, and WIP310 IP Phone Administration Guide 221
A
Downloaded Ring Tone
R Factor Voice quality metric describing the segment of the 
call that is carried over this RTP session. Defined in 
RFC-3611—RTP Control Protocol Extended 
Reports (RTCP XR).
MOS-LQ/MOS Listening The estimated mean opinion score for listening 
quality (MOS-LQ) is a voice quality metric on a 
scale from 1 to 5, in which 5 represents excellent 
and 1 represents unacceptable. Defined in 
RFC-3611—RTP Control Protocol Extended 
Reports (RTCP XR).
MOS-CQ/MOS 
Conversational
The estimated mean opinion score for 
conversational quality (MOS-CQ) is defined as 
including the effects of delay and other effects that 
would affect conversational quality. Defined in 
RFC-3611—RTP Control Protocol Extended 
Reports (RTCP XR).
Parameter Description
Parameter Description
Status  Indicates whether the phone is downloading a 
ring tone (and from where) or if it is idle. 
Ring Tone 1  Information about the user downloaded ring tone 
1: name, size, and time-stamp of the tone. 
Ring Tone 2  Information about the user downloaded ring tone 
2: name, size, and time-stamp of the tone. 
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