CCNP Route FAQ: Managing Scalable Network Growth Q1. State two reasons to use an IP tunnel. Answer: The following are reasons to use an IP tunnel: To solve problems with discontiguous networks To simplify network administration To tunnel desktop protocols through an IP-only backbone Q2. State instances when access lists may be used for something other than … [Read more...]
CCNP Route FAQ: Controlling Routing Updates Across the Network
CCNP Route FAQ: Controlling Routing Updates Across the Network Q1. State two of the methods that Cisco recommends for controlling routing traffic. Answer: The methods that Cisco discusses as useful methods of controlling routing updates are as follows: Passive interfaces: Prevent network communication and thus an adjacency from being formed with neighboring … [Read more...]
CCNP Route FAQ: Implementing and Tuning BGP for Use in Large Networks
CCNP Route FAQ: Implementing and Tuning BGP for Use in Large Networks Q1. If a route reflector hears an update from a nonclient, what action will be taken? Answer: If a route reflector hears an update from a nonclient, it will reflect the update to clients only. Q2. In version 11.0 of the Cisco IOS, what method would be used to restrict routing information from being … [Read more...]
CCNP Route FAQ: The Basics of BGP-4
CCNP Route FAQ: The Basics of BGP-4 Q1. If the weight attribute is used, is a higher or lower weight preferred? Answer: The weight attribute is proprietary to Cisco and is an attribute that is determined locally on the router. The preference in selection is to the highest weight on the router. Q2. When would you use external BGP-4 as opposed to internal BGP-4? Answer: … [Read more...]
CCNP Route FAQ: Using OSPF Across Multiple Areas
CCNP Route FAQ: Using OSPF Across Multiple Areas Q1. In a totally stubby area, which routes are not propagated into the area? Answer: There will be no summary or external routes propagated by the ABR into the area. Q2. Where would you see whether a learned network was within the same area as the router you were looking at? Answer: The show ip route command identifies how … [Read more...]
CCNP Route FAQ: Using OSPF in a Single Area
CCNP Route FAQ: Using OSPF in a Single Area Q1. What information is held in the topology table? Answer: The topology table holds a map of every link in the area. Every topology table in the area is the same. This is sometimes referred to as the link-state database. Q2. What command is used to manually determine which router on a LAN will become the DR? Answer: The priority … [Read more...]
CCNP Route FAQ: IP Routing Principles
CCNP Route FAQ: IP Routing Principles Q1. Name one routing protocol that sends periodic updates. Answer: RIPv1, RIPv2, and IGRP all send periodic updates. Q2. What is an incremental update, and how often is it sent out? Answer: An incremental update is an update that is sent out only when there is a change in the network. It contains only the information about the change. … [Read more...]
CCNP Route FAQ: IP Addressing
CCNP Route FAQ: IP Addressing Q1. Identify one criterion to help determine a subnet mask for classful addressing when designing a network-addressing scheme. Answer: Questions to ask include the following: How many networks are there in the network? How many hosts are there on the largest subnet? Q2. Which command is used to forward broadcast traffic across a … [Read more...]
CCNP Route FAQ: Routing over Branch Internet Connections
CCNP Route FAQ: Routing over Branch Internet Connections Figure: Example Small, Medium, and Large Branch Designs Q1. Router R1 sits at an Enterprise branch office, using the Internet for its only connectivity back to the rest of the Enterprise. Which of the following is not a benefit of using an IPsec tunnel for packets sent through the Internet, between R1 and the rest … [Read more...]
CCNP Route FAQ: IPv4 and IPv6 Coexistence
CCNP Route FAQ: IPv4 and IPv6 Coexistence Figure: Simple IPv4 Enterprise Network Q1. An enterprise has plans to start adding IPv6 support. For the first year, the IPv6 will be in small pockets spread around the existing large IPv4 network, with occasional IPv6 traffic while applications teams test IPv6-enabled servers and applications. Which of the following tools would … [Read more...]