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Be aware that in order for MoH to work with Yealink phones you need to check option below in System > Media Services
| (Default: unchecked) | ||
| Tells Media Server instance not to send display UPDATEs to the leg of the call. | ||
Shared Line Appearance
SLA does not work with Yealink phones.
TLS Not Functioning
TLS does not work with Yealink phones in 14.10. See: http://track.sipfoundry.org/browse/XX-11352