Cisco Product Security Overview; Phone Behavior During Times Of Network Congestion; Accessibility Features - Cisco Unified IP Conference Phone 8831 User Manual

Preface
• 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].

Cisco Product Security Overview

This product contains cryptographic features and is subject to United States and local country laws governing
import, export, transfer, and use. Delivery of Cisco cryptographic products does not imply third-party authority
to import, export, distribute, or use encryption. Importers, exporters, distributors, and users are responsible
for compliance with U.S. and local country laws. By using this product you agree to comply with applicable
laws and regulations. If you are unable to comply with U.S. and local laws, return this product immediately.
Further information regarding U.S. export regulations may be found at
regulations/export-administration-regulations-ear.

Phone Behavior During Times of Network Congestion

Anything that degrades network performance can affect phone audio 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

Accessibility Features

The Cisco Unified IP Conference Phones 8831 and 8831NR provide accessibility features for the vision
impaired, the blind, and the hearing and mobility impaired.
For detailed information about the features on these phones, see
collaboration-endpoints/unified-ip-phone-8800-series/products-technical-reference-list.html.
You can also find more information about accessibility at this Cisco website:
http://www.cisco.com/web/about/responsibility/accessibility/index.html
Cisco Unified IP Conference Phone 8831 and 8831NR User Guide for Cisco Unified Communications Manager
Cisco Product Security Overview
http://www.bis.doc.gov/index.php/
http://www.cisco.com/c/en/us/support/
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