Issue
You can exclude individual IP addresses or ranges of IP addresses from a discovery schedule by following the suggestions in this article.
Release
All supported releases
Resolution
1. Sign in to the instance, and then go to Discovery Schedules.
2. Open the schedule that needs to have IP addresses excluded.
[https://<Instancename>.service-now.com/discovery_schedule_list.do]
3. Select the Discovery IP Ranges tab.
4. Select the preferred range.
[https://<Instancename>.service-now.com/discovery_range_item_list.do]
5. In the Discovery Range Item Excludes screen, select the New button.
[https://<Instancename>.service-now.com/discovery_range_item_exclude_list.do]
6. Select the Type as required.
- To exclude individual IP addresses, choose IP Address List
- To exclude multiple IP addresses as a group, select IP Address Range
- For an IP Address Range, enter the starting IP address and the ending IP address
7. Select Submit
The next time discovery is run on the schedule, the IP addresses specified—either as individual addresses or in a range—should be excluded and not scanned.