Chapter 4 Tutorials
LTE Series User’s Guide
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5 Connect an analog telephone to a PHONE port to make phone calls over the VoIP/VoLTE.
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.
1 Click Configuration > Security > Firewall to open the General screen.
2 Select IPv4 Firewall/IPv6 Firewall to enable the firewall, and click Apply.
3 Open the Access Control screen to create a rule.
4 Click Add New ACL Rule to set up a rule.
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