User`s guide

Vigor2920 Series User’s Guide

2. Click Setup link of WAN. Make sure the QoS Control on the left corner is checked. And

select BOTH in Direction.

3. Set Inbound/Outbound bandwidth.

Note: The rate of outbound/inbound must be smaller than the real bandwidth to

ensure correct calculation of QoS. It is suggested to set the bandwidth value for

inbound/outbound as 80% - 85% of physical network speed provided by ISP to

maximize the QoS performance.

4. Return to previous page. Enter the Name of Index Class 1 by clicking Edit link. Type the

name “E-mail” for Class 1.