This object reports the IP address of the accounting collection device the chassis most recently established a TCP connection with, set to 0.0.0.0 if the method is disk-based or if no collection device is currently available. An admin verifying billing data flow checks this to confirm the chassis is actually talking to the expected primary or secondary collection server, and a value of 0.0.0.0 while the method is supposed to be wire flags a connectivity problem reaching either collection device. If this object shows the secondary collector's address instead of the primary's, that tells the admin the switch has already failed over collection to the backup server.