This article is one in a series to assist in the setup,
troubleshooting, and maintenance of Cisco Small Business products.
Technical Tips Conventions for more information on document
Where can I find the mail exchange (MX) records to use for ProtectLink
Gateway Email Protection?
A. You must redirect MX records to point to the ProtectLink Gateway Email
Protection servers in order for emails to be filtered.
After ProtectLink Gateway is registered, you receive a welcome email
that contains information on which MX records to use and the result of the test
Do not change the MX records until you receive the test email. If you
do not receive the welcome or the test email, send an email to
Note: When you modify MX records, the full transition (DNS propagation) can
take up to 48 hours. Do not discontinue any on-premise security during this
time. You can still receive some email directly until the transition period