1.What are the four layers of the TCP/IP layer model? The four layers of the TCP/IP layer model are: Application (process) Host-to-host (transport) Internet Network Access (physical and data link) 2.What two…
Category: CCNA Quick Notes
CCNA Quick Notes
CCNA Quick Notes – VLANs
1.What are VLANs? VLANs are broadcast domains in a Layer 2 network. Each broadcast domain is like a distinct virtual bridge within the switch. Each virtual bridge you create in a switch…
CCNA Quick Notes – PPP
1.PPP can be used over what physical WAN interfaces? PPP can be used on the following: Asynchronous serial interfaces High-Speed Serial Interface (HSSI) ISDN Synchronous serial interfaces
CCNA Quick Notes – IOS Commands
1.What two EXEC modes are supported in the Cisco IOS? The two EXEC modes are: User EXEC mode (user mode) Privileged EXEC mode (enable or privileged mode) In the IOS, what is…
CCNA Quick Notes – NetworkManagement
1.What is the Cisco Discovery Protocol (CDP)? CDP is a Cisco proprietary protocol that runs on all Cisco IOS-enabled devices. It is used to gather information about directly connected neighboring devices. CDP…
CCNA Quick Notes – Switching
1.What are three types of LAN traffic? Unicasts – intended for one host. Broadcasts – intended for everyone. Multicasts – intended for a only a subset or group within an entire network….
CCNA Quick Notes – Frame Relay
1.What protocol does Frame Relay rely on for error checking? Frame Relay does not rely on any certain protocol for error checking. Instead, it relies on upper-layer protocols to provide error checking….
CCNA Quick Notes – Access Lists
1.Besides named access lists, what are the two types of IP access lists? The two types of IP access lists are standard and extended. What criteria do standard IP access lists use…