Blocks

The Blocks page, accessible under the Search tab, allows you to access, view details of, and search blocking actions instituted on your network. You can also roll back or reissue blocks. The Blocks page is available only if you have a physical appliance.

View blocks

To view a list of blocks instituted on your network, click Search, and then click Blocks.

Available options for block monitoring include:

• Display blocks based on when they were instituted. Select a value in the Range drop-down list. To increase the range to greater than a day, select Enable range greater than 1 day.

• Perform a roll-back or a re-issue of a block. Select the box next to each block to act on or click Select all to select all listed blocks. Use the With selected drop-down list at the bottom of the page to select one of the following options, and then click Go:
  • Roll-back—Reverse the block
  • Re-issue—Reinstate the block
  

  You can also roll back or reissue a block when viewing block details.

• View the details of a block. For more information, see View block details.

Search blocks

You can search instituted blocks from the Defenses List using any combination of the number search, search filters, and right-click options. Each method provides a different type of search capability.

Block number search

The block number search provides a simple way to search for block records by block ID number. In the Block # box, which is located above the list of blocks, type the block ID number for the block you want to find, and then click Search.

Search filters

The most detailed way to search blocks is to use search filters. You can use search filters to combine different search parameters, such as customer, status, action type, or firewall.

To search blocks using search filters:

1. Click Search Filters.
2. In the Saved Filters drop-down list, select a previously saved filter (if applicable), and then click Load or Load in New Window.
   
3. In the drop-down list of columns, select a column to filter by.
4. In the drop-down list of operations, select an operation for the search term for the selected column (for example, is not).
5. For the search term, enter a search value. The type of entry field that is used depends on the selected column.
6. If you want to add another search filter, click Add another filter to add an additional search parameter, and repeat steps 5 - 7. To delete a filter, click Remove.
7. Click Apply Filters to run your search query.

Additional functions available on the search filters page include:

• To save your defined filters, specify a name in the Save filters as: box, and then click Save.
• To discard defined filters and applied results, click Clear.
• (To hide the Search Filters configuration area, click Search Filters.

Right-click options

Right-click options let you filter and sort displayed blocks using columns and defined values.

To filter and sort blocks using right-click options:

1. On the Block list, click Search or Apply Filters to bring up your blocks.

2. In the list of blocks, right-click a value for a block and select one of the following options:

   • Only show rows with this value
   • Hide rows with this value
   • Clear show/hide/sort settings for this column—This option returns the column to its default view.
   • Sort list by this column
   • Roll up by this column
     
     
   

   You can also click on the column heading to sort the list by the column.

   The list of displayed blocks is updated.

3. (Optional) To discard applied filters and results, click Clear.

View block details

Within each block record are details about the block, including any NetBIOS scan and WHOIS request information. When viewing block details, you can also roll back or reissue the block.

To view the details of a block:

1. On the Block list, click Search or Apply Filters to bring up your blocks.
2. Click the ID of the block to view.
   
   Block details appear.
3. Use the tabs at the bottom of the page to view the respective details. The following tabs are available:
   • History—Lists activities related to the block, such as when and how the block was requested and if the block is active.
   • NetBIOS Scans—Lists any related NetBIOS scan information.
   • Whois Requests—Lists any WHOIS request information.

Update a block

When working on a block, you can rollback or reissue a block if needed.

To update a block record:

1. On the Block list, click Search or Apply Filters to bring up your blocks.
2. Click the ID value for the block to update.
   
   
3. Use the following options to modify a block or the block record:
   • Add tag—To add keywords to a block record, click Add tags. Type tags to add to the block record, and click Save Tags.
   • Action—To perform an action on a block, select one of the following values, and click Update:
     • Rollback—Reverse the block
     • Reissue Block—Reinstate the block
     • Waiting for block—(For display only)