Hi Brook, thank you for using our forum, my name is Luis I am part of the Small business Support community.
I apologize for your inconvenience, will be a pleasure the help you with your configuration, in this case you could configure an access list from to allow the traffic from port 25 to your desired WVlan, you could check this article from Guide me, Access Rules Configuration on RV120W and RV220W
Article ID:5728 Configure a Teleworker VPN Client on the RV34x Series
Router Objective The Teleworker VPN Client feature minimizes the
configuration requirements at remote locations by allowing the device to
work as a Cisco VPN hardware client. When the T...
Article ID:5708 Configure the LAN and DHCP Settings on the RV34x Series
Router Objective A Local Area Network (LAN) is a network limited to an
area such as a home or small business that is used to interconnect
devices. LAN settings can be configured to li...
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Routers Objective To upgrade the firmware, a specific file must be
downloaded from the Internet and uploaded to the device. Firmware
upgrades can fix software bugs, improve features, a...