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…
BCMSN Lab5 – Configuring Layer 3 Redundancy with VRRP
【Lab Objective】 Master the configuration of Layer3 redundancy with VRRP for gateways 【Lab Topology】
CCNA Quick Notes – Routing
1.How do OSPF-enabled routers build adjacencies and exchange their routing tables? OSPF-enabled routers build adjacencies by sending Hello packets out through all OSPF-enabled interfaces. If these routers share a command link and…
CCNA Quick Notes – Internetworking
1.What are the three layers of the Cisco Hierarchical Model? The three layers of the Cisco Hierarchical Model are:1 The access layer The distribution layer The core layer 2.In the Cisco Hierarchical…
CCNA Quick Notes – WAN
1.The three WAN connection types available are leased lines, circuit-switched, and packet-switched. Define the differences between each connection type. Leased lines are dedicated point-to-point lines that provide a single preestablished WAN communication…
CCNA Quick Notes – LAN
1. What is carrier sense multiple access collision detect (CSMA/CD)? CSMA/CD describes the Ethernet access method. In CSMA/CD, many stations can transmit on the same cable, and no station has priority over…
CCIE R&S Core Knowledge Question(3)
1. What is the primary difference between SNMP traps and SNMP inform requests (informs)? Highlight for answer: SNMP informs are traps that include a request for confirmation of receipt from the SNMP…