Westell Technologies Wirespeed 2100 - Manual (Page 72)

030-300198 Rev. D 70 March 2003
WireSpeed Dual Connect NAT Router User Guide
If you select Help in the screen labeled User Defined Firewall Rules, the following screen will be displayed. This
screen gives a detailed explanation of the Firewall Rules.
ATM Loopbacks
If you select ATM Loopbacks 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.