防火墙入站规则打印机共享

The inbound firewall rules for printer sharing are as follows:

1. Allow inbound printer sharing access from the local subnet IP address.

2. Enable the “File and Printer Sharing (NB-Datagram-In)” rule on the Windows Firewall.

3. Allow inbound printer sharing access from the Internet by creating an inbound rule on the firewall that allows ICMP Echo request traffic.

4. Allow inbound printer sharing access from remote subnets by creating an inbound rule on the firewall to allow TCP Port 139 traffic.

5. Enable the “File and Printer Sharing (NB-Session-In)” rule on the firewall.

6. Allow inbound printer sharing access from outside networks by creating an inbound rule allowing TCP port 445 traffic.

7. Ensure that the “File and Printer Sharing (NB-Name-In)” is enabled on the firewall.

8. Create an inbound rule to allow UDP port 137 traffic for printer sharing.

9. Update the firewall rules whenever a new version of the printer software is released.

10. Monitor inbound traffic for suspicious activity.

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