Chapter 3 Setting Up the Cisco Unified IP Phone
Understanding the Cisco Unified IP Phone
Speakerphone
By default, the speakerphone is enabled on Cisco Unified IP Phones
You can disable the speakerphone through the Cisco Unified CallManager Administration application. To do so, choose Device > Phone and locate the phone you want to modify. In the Phone Configuration web page for the phone, check the Disable Speakerphone check box.
Headset
Although Cisco Systems performs some internal testing of
In some instances, the mechanics or electronics of various headsets can cause remote parties to hear an echo of their own voice when they speak to
Cisco Unified IP Phone users.
Cisco Systems recommends the use of good quality headsets that are screened against unwanted radio frequency (RF) and audio frequency (AF) signals. Depending on the quality of headsets and their proximity to other devices such as cell phones and
The primary reason that support of a headset would be inappropriate for an installation is the potential for an audible hum. This hum can either be heard by the remote party or by both the remote party and the Cisco Unified IP Phone user. Some potential humming or buzzing sounds can be caused by a range of outside sources, for example, electric lights, being near electric motors, large PC monitors. In some cases, a hum experienced by a user may be reduced or eliminated by using a local power cube
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