For Palo Alto Networks firewalls, TotalView uses the API to fetch details such as the management IP address and tunnel IP addresses.
Palo Alto Networks firewalls provide a wide range of health and performance information. Some of this data is available through SNMP, while other details need to be queried through the API.
TotalView uses both methods to give IT teams a more complete view of Palo Alto health and performance within their network monitoring software.