Studying something else? Check out our other test prep solutions in our network.
Test Prep for the Project Management Professional (PMP) exam.
Test Prep for Nursing Certification exams like those available from the AAMA and BCEN.
A systems administrator needs to configure an email server to send emails using SMTP. Which port should be opened on the firewall to allow the SMTP communication?
25
465
443
993
SMTP serves as the main protocol for sending email and uses port 25 by default.
AI Generated Content may display inaccurate information, always double-check anything important.
Check or uncheck an objective to set which questions you will receive.
Join premium for unlimited access and more features
Create an account or sign in to access free study materials & subscriptions.