Generally, a firewall is a network device that is built on a defined network strategy, implements access control for the network, and provides a secure access solution. In addition, firewalls are often used as network address translation devices, because they are often located at the boundary of the network, and are the boundary into the network. So, what close-up features should a good firewall have?
- Log record and log report sending function:
- Packet inspection and filtering functions:
- Easy to configure
- Equipment security and redundancy