Zoom Node administrators can manage firewall rules for their Node services directly within the Zoom Web portal. Through the Node Web administrator portal, Zoom administrators gain the ability to define firewall regulations with precision. With these rules, administrators can block access from designated networks while also limiting management traffic exclusively to specified networks.

This article covers:

• How to configure firewall rules for Node services
• How to modify a firewall rule for Node services
• How to remove a firewall rule for Node services

Prerequisites for configuring firewall access rules for Node services

• Business, Education, or Enterprise account
• Zoom Node subscription
• A Zoom Node group

How to configure firewall rules for Node services

1. Sign in to the Zoom web portal.
2. In the navigation menu, click Node Management, then click Modules.
3. Click the drop-down button , and click the desired module type.
4. Under the Nodes tab, click the Groups tab.
5. Click the Group Name for the desired group you want to modify. 
6. Click the Settings tab.
7. Under Firewall, select Use the advanced mode to add customized access rules to services.
   Note: By default Use the default mode to add access rules to services automatically will be enabled, allowing the ports configured for the installed services to be accessible by any IP address allowed access by an organization’s firewall.
8. Click Configure, then click Add Rules.
9. Configure the following parameters:
   • Action: Select where the rule will be to Allow or Deny access from the designated Source.
   • Priority: Using a numerical value in the range of 1 - 100, set the priority of the rule.
     Note: A rule with the priority set to 1 will have the highest priority, while a rule with the priority set to 100 will have the lowest priority.
   • Protocol: Set whether the rule will be for traffic using the TCP or UDP protocol. 
   • Port Range: Enter the ports to which this rule will apply. After entering a port, press the Enter key to enter an additional port.
   • Sources: Enter the IP address(s) or range(s) to which traffic will be allowed or denied. After entering an IP range or address, press the Enter key to enter another. 
   • Description: Enter a description for the rule.
10. Click Save.
11. When prompted, click Confirm to save the changes.

How to modify a firewall rule for Node services

1. Sign in to the Zoom web portal.
2. In the navigation menu, click Node Management, then click Modules.
3. Click the drop-down button , and click the desired module type.
4. Under the Nodes tab, click the Groups tab.
5. Click the Group Name for the desired group you want to modify. 
6. Click the Settings tab.
7. Under Firewall, click Configure.
8. Modify the desired rules.
9. Click Save.
10. When prompted, click Confirm to save the changes.

How to remove a firewall rule for Node services

1. Sign in to the Zoom web portal.
2. In the navigation menu, click Node Management, then click Modules.
3. Click the drop-down button , and click the desired module type.
4. Under the Nodes tab, click the Groups tab.
5. Click the Group Name for the desired group you want to modify. 
6. Click the Settings tab.
7. Under Firewall, click Configure.
8. Next to the desired firewall rule, click Delete.
9. (Optional) If bulk deleting rules, click the checkbox next to the desired rules, then above the table, click Delete.