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…
Month: April 2009
CCNA(640-802) Lab – RIPv2(New)
RIPv2 was first described in RFC 1388 and RFC 1723 (1994); the current RFC is 2453, written in November 1998. Although current environments use advanced routing protocols such as OSPF and EIGRP,…
CCNA(640-802) Lab – NAT(New)
NAT is Short for Network Address Translation, an Internet standard that enables a local-area network (LAN) to use one set of IP addresses for internal traffic and a second set of addresses…
CCNA(640-802) WLAN Analysis
WLAN or Wireless Local Area Network is a set of standards for creating a Local Network using radios to communicate. A Wireless LAN can be thought of like a shared segment of…
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…
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…