Application Note

1. Introduction

These Application Notes present a sample configuration for using an Extreme Networks Summit

X450-24T and an Avaya C363T-PWR Stackable Switch in an Avaya IP Telephony

Infrastructure. Compliance testing emphasis was on Quality of Service (QoS).

The network diagram in Figure 1 shows the Avaya S8500 Media Server, Avaya G650 Media

Gateway, Avaya 4620SW IP Telephone and a DHCP server connected to the Extreme Networks

Summit X450-24T. The Avaya IP Office 412, Avaya IP Office Manager PC and Avaya

4620SW IP Telephone are connected to the Avaya C363T-PWR Stackable Switch. The Summit

X450-24T and the Avaya C363T-PWR are connected through a [100 Base-T] link set up as an

802.1Q trunk. An IP trunk is configured between Avaya Communication Manager and the

Avaya IP Office. The voice and data traffic were separated onto different VLANs.

Figure 1: Network Configuration

2. Equipment and Software Validated

The following equipment and software were used for the test configuration provided:

Equipment Version

Avaya C363T-PWR Stackable Switch 4.3.12

Avaya S8500 Media Server 2.2

Avaya G650 Media Gateway

SCR; Reviewed:

SPOC 8/24/2005

Solution & Interoperability Test Lab Application Notes

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x450-avqos.doc