Account owners and admins can manage email delivery for all users in their domain.

This article covers:

• How to access the Delivery Management section
• How to select a domain for delivery management
• How to manage the Forward tab
  • Create a forward rule
  • Edit a forward rule
  • Delete a forward rule
• How to manage the Delivery tab
  • Add a delivery rule
  • Edit a delivery rule
  • Delete a delivery rule
• How to manage the Host tab
  • Create a host mail route
  • Edit a host mail route
  • Delete a host mail route
• How to manage the Routing tab
  • Create routing rule
  • Edit routing rule
  • Delete routing rule
• How to manage the Email Relay tab
  • Create email relay
  • Edit email relay
• How to manage the SMTP Relay tab
  • Create SMTP relay
  • Edit SMTP relay
  • Delete SMTP relay

Prerequisites for configuring delivery management for Zoom Mail

• Zoom One Business or Zoom One Enterprise account
• Account owner or admin privileges
• Zoom Mail and Calendar Clients enabled with a custom domain

Note: Pro accounts have the Zoom Mail and Calendar services enabled by default. For Business and Enterprise accounts, the Zoom Mail and Calendar services are disabled by default.

How to access the Delivery Management section

1. Sign in to the Zoom web portal as an admin with the privilege to edit account settings.
2. In the navigation menu, click Mail/Calendar Management then Delivery Management.

How to select a domain for delivery management

1. Access the Delivery Management section.
2. At the top of the page, under Select a domain for delivery management, click the dropdown menu and select the domain that you want.

After you select a domain, you will be configuring email delivery for that domain.

How to manage the Forward tab

Account owners and admins can set up forward rules for any valid mailbox. The Forward tab displays the From, To, and Status information.

Create a forward rule

1. Access the Delivery Management section.
2. Click the Forward tab.
3. In the top-right corner, click + Create.
   A pop-up window will appear.
4. In the window, complete the following information:
   • From Type: Select group or user.
   • From: Search by group email (if group was selected) the email prefix (if user was selected).
     • Click the group/user(s) you want to add.
     • To the right of a group/user you want to remove, click the X icon.
   • To: Enter an email address that you want to forward emails to.
     Note: Press Enter to add more than 1 item.
   • Enable: Click the toggle to enable or disable it.
5. Click Confirm.
   The forward rule will appear in the Forward tab.

Edit a forward rule

1. Access the Delivery Management section.
2. Click the Forward tab.
3. To the right of a forward rule you want to edit, click Edit.
   A pop-up window will appear.
4. In the window, edit the From, To, and Enable fields.
5. Click Confirm.

Delete a forward rule

1. Access the Delivery Management section.
2. Click the Forward tab.
3. To the right of a forward rule you want to delete, click Delete.
   A confirmation window will appear.
4. In the window, click Confirm.

How to manage the Delivery tab

Account owners and admins can set up delivery rules for any valid mailbox. The Delivery tab displays the Direction, Sender, Recipient, Action, Has Attachment, and Size details.

Add a delivery rule

Add delivery by domain

1. Access the Delivery Management section.
2. Click the Delivery tab.
3. In the top-right corner, click Add By Domain.
   A pop-up window will appear.
4. In the window, complete the following information:
   • Direction: Select if the direction will be Inbound or Outbound.
   • Sender: If you selected Inbound, enter the sender's domain. If you selected Outbound, your selected domain will appear.
   • Recipient: If you selected Inbound, your selected domain will appear. If you selected Outbound, enter the recipient's domain.
   • Action: Click the dropdown menu, then select Reject or Bounce.
   • Size: Configure the size:
     • Click the dropdown menu, then select greater than or less than.
     • Enter a size (MB).
   • Has Attachment: Select or deselect this checkbox.
5. Click Save.

Add delivery by address

1. Access the Delivery Management section.
2. Click the Delivery tab.
3. In the top-right corner, click Add By Address.
   A pop-up window will appear.
4. In the window, complete the following information:
   • Direction: Select if the direction will be Inbound or Outbound.
   • Sender: If you selected Inbound, enter the sender's email address. If you selected Outbound, enter the sender's email address using the selected domain.
   • Recipient: If you selected Inbound, enter the recipient's email address using the selected domain. If you selected Outbound, enter the recipient's email address.
   • Action: Click the dropdown menu, then select Reject or Bounce.
   • Size: Configure the size:
     • Click the dropdown menu, then select greater than or less than.
     • Enter a size (MB).
   • Has Attachment: Select or deselect this checkbox.
5. Click Save.

Edit a delivery rule

1. Access the Delivery Management section.
2. Click the Delivery tab.
3. To the right of a rule you want to edit, click Edit.
   A pop-up window will appear.
4. In the window, edit the Direction, Action, Size, and Has Attachment fields.
5. Click Save.

Delete a delivery rule

1. Access the Delivery Management section.
2. Click the Delivery tab.
3. To the right of a rule you want to remove, click Delete.
   A confirmation window will appear.
4. In the window, click Confirm.

How to manage the Host tab

The Host tab displays the Name and Host details.

Create a host mail route

1. Access the Delivery Management section.
2. Click the Host tab.
3. In the top-right corner, click + Create.
   A pop-up window will appear.
4. In the window, complete the following information:
   • Name: Enter a name for the mail route.
   • Type: Select from the Single Host or Multiple Hosts options.
     • Depending on the Type option that you selected, complete the following information:
       • If you chose Single Host, enter routing information for the Host field.
       • If you chose Multiple Hosts, enter routing information for the Primary and Secondary fields. 
         • To the right of the % field, click the + or - icons to add or delete fields.
   • Options: Select or deselect the Perform MX lookup on host checkbox.
     Note: This checkbox will appear if you selected Single Host.
5. Click Save.

Edit a host mail route

1. Access the Delivery Management section.
2. Click the Host tab.
3. To the right of a mail route you want to edit, click Edit.
   A pop-up window will appear.
4. In the window, edit the mail route information.
5. Click Save.

Delete a host mail route

1. Access the Delivery Management section.
2. Click the Host tab.
3. To the right of a mail route you want to remove, click Delete.
   A confirmation window will appear.
4. In the window, click Confirm.

How to manage the Routing tab

The Routing tab displays the Name, Host Group, and Scope details.

Create routing rule

1. Access the Delivery Management section.
2. Click the Routing tab.
3. In the top-right corner, click + Create.
   A pop-up window will appear.
4. In the window, complete the following information:
   • Name: Enter a name for the rule.
   • Scope: Click the dropdown menu, then select from the following options:
     • Inbound
     • Outbound
     • Internal - Sending
     • Internal Receiving
   • Host: Click the dropdown menu, then select a host.
   • Enable: Click the toggle to enable or disable it.
   • Change: Select or deselect the Also reroute spam checkbox.
   • Route: Select or deselect the Suppress bounces from this recipient checkbox.
5. Click Confirm.

Edit routing rule

1. Access the Delivery Management section.
2. Click the Routing tab.
3. To the right of a rule you want to edit, click Edit.
   A pop-up window will appear.
4. In the window, edit the routing rule information.
5. Click Confirm.

Delete routing rule

1. Access the Delivery Management section.
2. Click the Routing tab.
3. To the right of a rule you want to remove, click Delete.
   A confirmation window will appear.
4. In the window, click Confirm.

How to manage the Email Relay tab

Create email relay

1. Access the Delivery Management section.
2. Click the Email Relay tab.
3. In the top-right corner, click + Create.
   A pop-up window will appear.
4. In the window, complete the following information:
   • Destination Host: Enter the destination host information.
   • Relay Email Domain: Your selected domain will appear.
   • Relay Type: Click the dropdown menu, then select from the following options:
     • Authoritative
     • Internal
     • External 
   • Port: Enter the port information.
   • Enable: Click the toggle to enable or disable it.
5. Click Confirm.

Edit email relay

1. Access the Delivery Management section.
2. Click the Email Relay tab.
3. In the top-right corner, click Edit.
   A pop-up window will appear.
4. In the window, edit the information.
5. Click Confirm.

How to manage the SMTP Relay tab

Account owners and admins can configure Zoom Mail Simple Mail Transfer Protocol (SMTP) relay on the Zoom web portal. The SMTP Relay tab displays the Name, Authentication, Allowed Senders, and Status information.

Create SMTP relay

1. Access the Delivery Management section.
2. Click the SMTP Relay tab.
3. In the top-right corner, click + Create.
   A pop-up window will appear.
4. In the window, complete the following information:
   • Name: Enter a name.
   • Allowed Senders: Click the dropdown menu, then select from the following options:
     • Only Registered Zmail Addresses In My Domains
     • Any Address In My Domains
   • Authentication: Select or deselect the following checkboxes to configure authentication settings:
     • Only accept mail from the specified IP addresses
     • Require SMTP Authentication (US region only)
   • IP Range: Enter the IP range.
   • Enable: Click the toggle to enable or disable it.
5. Click Confirm.

Edit SMTP relay

1. Access the Delivery Management section.
2. Click the SMTP Relay tab.
3. To the right of an SMTP relay you want to edit, click Edit.
   A pop-up window will appear.
4. In the window, edit the routing rule information.
5. Click Confirm.

Delete SMTP relay

1. Access the Delivery Management section.
2. Click the SMTP Relay tab.
3. To the right of an SMTP relay you want to remove, click Delete.
   A confirmation window will appear.
4. In the window, click Confirm.