Have a T1 smart Jack with a RJ45 demark. Never seen one like this, I ususally work the CO end, not CPE. Question is the RJ45 wired per TIA-568B?

My assumptions are:
Pin 1 Wht/Or, Tip RX Out
Pin 2 Or/Wht, Ring RX Out
Pin 3 Wht/Grn, N/A
Pin 4 Blu/Wht, Ring TX In
Pin 5 Wht/Blu, Tip TX In
Pin 6 Grn/Wht, N/A
Pin 7 Wht/Brn, N/A
Pin 8 Brn/Wht, N/A