Netgear GSM7212P GSM5212P/GSM7212P/GSM7212F/GSM7224P User Manual - Page 26

Web Management User Guide Loopback Interface Use this page to create, configure, and remove Loopback interfaces. To display the Loopback Interface page, click System > Management > Loopback Interface. A screen similar to the following displays. 1. Use the Loopback Interface Type field to select IPv4 or IPv6 loopback interface to configure the corresponding attributes. 2. Use the Loopback ID field to select list of currently configured loopback interfaces. 3. Use the Primary Address field to input the primary IPv4 address for this interface in dotted decimal notation. This option only visible when IPv4 loopback is selected. 4. Use the Primary Mask field to input the primary IPv4 subnet mask for this interface in dotted decimal notation. This option only visible when IPv4 loopback is selected. 5. Use the Secondary IP Address field to input the secondary IP address for this interface in dotted decimal notation. This input field is visible only when 'Add Secondary' is selected. This option only visible when IPv4 loopback is selected. 6. Use the Secondary Subnet Mask field to input the secondary subnet mask for this interface in dotted decimal notation. This input field is visible only when 'Add Secondary' is selected. This option only visible when IPv4 loopback is selected. 7. Use the IPv6 Mode field to enable IPv6 on this interface using the IPv6 address. This option is only configurable prior to specifying an explicit IPv6 address. This option only visible when IPv6 loopback is selected. 8. Use the IPv6 Address field to enter the IPv6 address in the format prefix/length. This option only visible when IPv6 loopback is selected. 9. Use the EUI64 field to optionally specify the 64-bit extended unique identifier (EUI-64). This option only visible when IPv6 loopback is selected. 26