There are two common options for routing email to the Barracuda Email Security Gateway Vx:
- Port Forwarding: Change the port forwarding settings on your corporate firewall to route incoming email to your Barracuda Email Security GatewayVx.
- MX Records: Create a DNS entry for your Barracuda Email Security Gateway Vx and change your DNS MX record to route incoming email to the Barracuda. Typically, this is done at your DNS server or through your DNS service.
- Example: DNS Entry for Barracuda Email Security Gateway: barracuda.barracudanetworks.com IN A 66.233.233.88
- Example: Modified MX Record: IN MX 10 barracuda.barracudanetworks.com
Note: Some DNS servers cache information for up to 7 days, so it may take time for your email to be routed to the new MX record. To route OUTGOING mail through the Barracuda Email Security Gateway Vx, you must configure the Outbound Relay operation on the BASIC > Outbound page.