IronPort Systems ZyAIR B-4000 - Manual (Page 90)

ZyAIR B-4000 Hot Spot Gateway
9-8 Keypad
Figure 9-7 Post-Paid Account Printout Example
Step 6. When a subscriber is done using the Internet service, press the following to print a bill.
a. *
b. serial
number
c. [ENTER]