Configure A Firewall Rule - ZyXEL Communications LTE Series User Manual

Connect an analog telephone to a PHONE port to make phone calls over the VoIP/VoLTE.
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4.6 Configure a Firewall Rule

You can enable the firewall to protect your LAN computers from malicious attacks from the Internet if
you want to allow specific traffic in from the Internet.
Click Configuration > Security > Firewall to open the General screen.
1
Select IPv4 Firewall/IPv6 Firewall to enable the firewall, and click Apply.
2
Open the Access Control screen to create a rule.
3
Click Add New ACL Rule to set up a rule.
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Chapter 4 Tutorials
LTE Series User's Guide
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