Power outages and other devices can affect your phone.
This product meets applicable national electromagnetic field (EMF) limits as specified in the regulations for this type of device. The specific information on the values and installation requirements to comply with the regulations can be found in the Regulatory Compliance and Safety Information document for this product, available at http://www.cisco.com/go/rcsi-cdce.
Your access to emergency services through the Call application requires that the phone connect to a network. If an interruption in the power supply for your router occurs, Service and Emergency Calling Service dialing does not function until power is restored. In the case of a power failure or disruption, you may need to reset or reconfigure equipment before you can use the Service or Emergency Calling Service dialing.
Behavior During Times of Network Congestion
Anything that degrades network performance can
and video quality, and in some cases, can
cause a call to drop. Sources of
network degradation can include, but are not limited to, the
tasks, such as an internal port scan or security scan
occur on your network, such as a Denial of Service
To reduce or eliminate any adverse effects, schedule administrative network tasks during a
time when the devices are not being used or exclude the devices
Emergency Response Notification
The text of the Emergency Response Notification displays the
first time that you open the Call application and also when you
select an existing VPN network or add a new VPN network.
Emergency Response Notification for Call Application
When you open the Call application for the first time, the Emergency Response Notification dialog box alerts you that your ability to dial emergency numbers may be hindered because you are using a VoIP network.
This dialog requires that you check the "I acknowledge this information" check box and tap OK in order to dismiss the dialog. After the initial acceptance, the dialog reappears only if you perform a factory reset of your device or the system administrator performs a remote wipe of your device.
The text of the Emergency Response Notification dialog for the Call application follows here: