CompTIA Network+ N10-005: 3.4 – T1/E1 and T3/E3/DS3
T1 and E1 technologies built some of the largest legacy WANs in the world. In this video, you’ll learn about T1/E1 and the faster T3/E3 technologies.
T1 and E1 technologies built some of the largest legacy WANs in the world. In this video, you’ll learn about T1/E1 and the faster T3/E3 technologies.
We use many different copper connectors to network our computers, and some of them are more common than others. In this video, you’ll learn about some of the copper connectors we use for networking our devices.
You have just built a new mail server for your organization that previously was using a cloud-based service. Unfortunately, you are finding that external sites are timing out when attempting to send mail to your new SMTP server. What port should you enable in your firewall to allow your mail server to properly communicate?
In this Study Group; multimode vs. singlemode, OSI layers, Class D and E addresses, firewalls and DMZs, NAT, and exam structure.