CCNA Security Chapter 2 Exam v2

An administrator defined a local user account with a secret password on router R1 for use with SSH. Which three additional steps are required to configure R1 to accept only encrypted SSH connections? (Choose three.) Enable inbound vty SSH sessions. Generate two-way pre-shared keys. Configure DNS on the router. Configure the IP domain name on […]
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Transport Layer

Transport Layer Overview The transport layer of both the OSI and TCP/IP models is very important. At this layer the data being prepared to be sent over the internet is broken into pieces called segments. The PDU or protocol data unit at this layer is called a segment. Their are two main protocols that function at this […]
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Basic Network Configuration PT Activity

Overview This is a beginning network configuration activity in Packet Tracer 6.1. This activity is designed to challenge you with some basic Cisco IOS configurations using a Cisco 1941 router, two Cisco Catalyst 2960 switches, a TFTP server and two PCs. In this Packet Tracer activity you are asked to configure the following items: Step […]
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Communicating on a Network – Page 3

Cont. As the individual packets are encapsulated from the segmented data each layer adds information to the packet in whats called a header. This header is called a PDU orProtocol  Data Unit. The header or PDU has important information that is needed to get the packet from point A to point B. One important piece […]
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Uninstalling Active Directory

Uninstalling Active Directory At any stage you can add and remove domain controllers from Active Directory. This video looks at how to remove the last domain controller from a child domain. When this occurs, the Active Directory database will be removed and with it anything that was stored in it. This video looks at how […]
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