Issue 5 April 2010 21
Chapter 3: Network Requirements

Network Assessment

Perform a network assessment to ensure that the network will have the capacity for the
expected data and voice traffic, and that it can support for all applications:
●H.323,
●DHCP,
●HTTP/HTTPS, and
●Jitter buffers
Also, QoS support is required to run VoIP on your configuration. For more information, see
Appendix B: Related Documentation and UDP Port Selection on page34.

Hardware Requirements

To operate properly, you need:
●Category 5e cables designed to the IEEE 802.3af-2003 standard, for LAN powering,
●For Avaya Aura Communication Manager: TN2602 IP Media Processor circuit pack. Sites
with a TN2302 IP Media Processor circuit pack are strongly encouraged to install a
TN2602 circuit pack.
●For Avaya Aura Communication Manager: TN799C or D Control-LAN (CLAN) circuit pack.
!Important:
Important: IP telephone firmware Release 1.0 or greater requires TN799C V3 or greater
CLAN circuit pack(s). For more information, see the Avaya Aura Communication
Manager Software and Firmware Compatibility Matrix on the Avaya support Web
site
http://www.avaya.com/support.
To ensure that the appropriate circuit pack(s) are administered on your media server, see
Chapter 4: Avaya Aura Communication Manager Administration. For more information about
hardware requirements in general, see the Avaya 1600 Series IP Deskphones Installation and
Maintenance Guide.