Configuring an IP prefix list

To configure an IP prefix list, perform the following steps.

  1. Click Configure on the left pane and select IP .
  2. Click Prefix List .

    The IP Prefix List window is displayed as shown in the figure below.

    Figure 108  Configuring IP prefix lists
  3. Type the prefix list name in the Name field.
  4. Type a text string describing the prefix list in the Description field.
  5. Type the IP prefix list sequence number in the Sequence (0 for System Set) field. You can configure up to 100 prefix list entries.

    If you do not specify a sequence number, the software numbers the entries in increments of five, beginning with prefix list entry 5. The software interprets the prefix list entries in numerical order, beginning with the lowest sequence number.

  6. Click Deny or Permit for Action .
  7. Type the network IP address in the Address field.
  8. Type the network mask address in the Mask field.
  9. Type the maximum value of the mask length in the Greater Value (0 for N/A) field.
  10. Type the least value of the mask length in the Less Value (0 for N/A) field.
    NOTE
    The Greater Value (0 for N/A) or Less Value (0 for N/A) values you specify must meet the following condition:Length < Greater Value <= Less Value <= 32
  11. Click Add .

    The message The change has been made is displayed. To display the configured IP prefix list, click Show .

    To modify the IP prefix list, click Modify . You can also delete the IP prefix list by clicking Delete . To reset the data entered in the configuration pane, click Reset .