Write rules for a Vultr Firewall group that filter incoming IPv4 or IPv6 requests by port and source IP address.
Vultr Firewall rules enable traffic filtering using port numbers and source IP addresses for incoming network requests. A Vultr Firewall group contains multiple rules that define specific the flow of network traffic to attached instances.
Follow this guide to create Vultr Firewall rules using the Vultr Console, API, CLI, or Terraform.
Navigate to Products, expand the Network drop-down and select Firewall from the list of options.
Select your target firewall group to manage it.
Click your target network type on the left navigation menu to modify the incoming traffic rules.
Click the Protocol drop-down to select a common network application profile or choose Custom from the list and enter your target network port in the Port (or range) field.
Click the Source drop-down, select your traffic source and enter the target source IP address.
Click Add note and enter a descriptive label to identify the new firewall rule.
Click Add Firewall Rule within the Action section to apply the new rule to your firewall group.
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