Ways To Provide Power To Your Phone - Cisco 8832 User Manual

Ways to Provide Power to Your Phone

• Move the external device away from the source of the RF or AF signals.
• Route the external device cables away from the source of the RF or AF signals.
• Use shielded cables for the external device, or use cables with a better shield and connector.
• Shorten the length of the external device cable.
• Apply ferrites or other such devices on the cables for the external device.
Cisco cannot guarantee the performance of external devices, cables, and connectors.
Caution
In European Union countries, use only external speakers, microphones, and headsets that are fully compliant
with the EMC Directive [89/336/EC].
Ways to Provide Power to Your Phone
You can provide power to your conference phone in one of two ways:
• Use the power adapter that comes with your phone.
• If your network supports Power over Ethernet (PoE), you can plug your conference phone into the
If you are not sure whether your network supports PoE, check with your administrator.
Phone Behavior During Times of Network Congestion
Anything that degrades network performance can affect phone voice and in some cases can cause a call to
drop. Sources of network degradation can include, but are not limited to, the following activities:
• Administrative tasks, such as an internal port scan or security scan
• Attacks that occur on your network, such as a Denial of Service attack
UL Warning
The LAN/Ethernet cable or other cables attached to the device should not be extended outside of the building.
Compliance Statements
Compliance Statements for the European Union
CE Marking
The following CE mark is affixed to the equipment and packaging.
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network.
Product Safety and Security