1. Cisco CCIE: As one of the most difficult certifications to obtain, the CCIE is an excellent credential for a professional. The thriving networking field demands high skilled professionals and the CCIE…
Month: April 2009
CCNP 642-825-Update(Apr-2009) New Questions
1. Refer to the exhibit. Routers RTB and -RTC have established LDP neighbor sessions. During troubleshooting, you discovered that labels are being distributed between the two routers but no label swapping information…
Enhanced Interior Gateway Routing Protocol
Enhanced Interior Gateway Routing Protocol – (EIGRP) is a Cisco proprietary routing protocol loosely based on their original IGRP. EIGRP is an advanced distance-vector routing protocol, with optimizations to minimize both the…
Configuring and Verifying the OSPF
There are a few simple commands that are used to configure and troubleshoot a Cisco router configured to use OSPF in a single area and in a multiple area network. The commands…
Open Shortest Path First (OSPF)
Open Shortest Path First (OSPF) is a routing protocol developed for Internet Protocol (IP) networks by the Interior Gateway Protocol (IGP) working group of the Internet Engineering Task Force (IETF). The working…
Link-State Routing
Link-state routing differs from distance-vector routing in that each router knows the exact topology of the network. This reduces the number of bad routing decisions that can be made because every router…
Routing Protocols
There are two types of dynamic routing protocols: Interior Gateway Protocols (IGP) and External Gateway Protocols (EGP). IGPs are used to exchange routing information within an autonomous system (AS), which is a…
CCNP 642-845-Update(Apr-2009) New Questions
1. The Cisco SDM will create a QoS policy that provides services to two types of traffic. Which two statements indicate the default QoS parameters that are created by SDM? (Choose two.)…
Cisco Cheat Sheets
Below is the link list to essential Cisco related cheat sheets (collection of notes or quick reference guides whatever). By the way, we don’t recommend to cheat anything and/or do a cheating…