Final answer:
Passwords related to network name with 3 numbers at the end cannot be cracked without the actual file and necessary tools.
Step-by-step explanation:
The given question falls under the subject of Computers and Technology. The student wants to know if it is possible to crack passwords that are related to their network's name with 3 numbers at the end. Cracking passwords involves trying various combinations until the correct one is found. While it may be possible to crack the passwords, it would depend on the strength of the encryption and the complexity of the passwords. Without access to the actual configuration file and the necessary tools, it is not possible to determine the passwords.