Westell Technologies Router 2400 - Manual (Page 69)

030-300331 Rev. A 67 October 2002
4-Port Router (Model 2400) User Guide
If you select Help in the screen labeled User Defined Firewall Rules, the following screen will be displayed. This
screen give a detailed explanation of the Firewall Rules.
ATM Loopback Configuration
If you select ATM Loopback from the Configuration menu, the following settings will be displayed.
Enable ATM 0/21
Loopback: Factory Default = ENABLED
This option enables the 0/21 loopback , which is used by your ISP.
NOTE: Westell does not recommend that you change this setting.