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 Security VPN FAQ: Cisco VPN 3000 Concentrator Series Hardware Overview
CCNP Security VPN FAQ: Cisco VPN 3000 Concentrator Series Hardware Overview Question. What models are available in the Cisco VPN 3000 Concentrator Series? Answer: Five models are available in the Cisco VPN 3000 Concentrator Series: VPN 3005, VPN 3015, VPN 3030, VPN 3060, and VPN 3080. Question. What is the maximum number of simultaneous sessions that can be supported on … [Read more...]
CCNP Secure IPS FAQ: Cisco IPS Signature Engines
CCNP Secure IPS FAQ: Cisco IPS Signature Engines Q1. Which signature engine would you use to create a signature that searches for the pattern "Confidential" in a single packet? A. Atomic IP B. String TCP C. Meta D. AIC FTP E. Service Generic Answer: A Q2. Which signature engine would you use to create a signature that will trigger when the following three HTTP … [Read more...]
CCNP SP MPLS FAQ: Provider Edge (PE) to Customer Edge (CE) Connectivity Options
CCNP SP MPLS FAQ: Provider Edge (PE) to Customer Edge (CE) Connectivity Options Q1. What are the four ways in which routing information can currently be Answer: Static, BGP, OSPF, and RIP version 2. Q2. When running a dynamic routing protocol between PE and CE, how can the PE identify which routing update belongs to which VRF? Answer: This is identified by the routing … [Read more...]
CCNP SP MPLS FAQ: Troubleshooting MPLS Networks
CCNP SP MPLS FAQ: Troubleshooting MPLS Networks Q1. What would you configure on the PE routers if you wanted to be able to see the LSRs in the output of the traceroute command from the PE routers, but not the customers performing the traceroute from the CE routers? Answer: In that case, you would configure no mpls ip propagate-ttl forwarded. Q2. When is the MPLS TTL not … [Read more...]
CCNP SP MPLS FAQ: MPLS Operation and Maintenance
CCNP SP MPLS FAQ: MPLS Operation and Maintenance Q1. What does MPLS LSP ping provide that IP ping does not? Answer: IP ping verifies only IP connectivity, whereas LSP ping also verifies whether the LSP is broken. Q2. Name three MPLS-specific MIBs. Answer: MPLS-specific MIBs can include any three of the following: MPLS-LDP-MIB MPLS-LSR-MIB MPLS-TE MIB … [Read more...]
CCNP SP MPLS FAQ: Running Frame-mode MPLS Across Switched WAN Media
CCNP SP MPLS FAQ: Running Frame-mode MPLS Across Switched WAN Media Q1. Is it possible to run frame-mode MPLS across an ATM virtual circuit? Figure: MPLS Connectivity Across Frame Relay PVCs Answer: Yes. You can configure an ATM VC so it is treated as a framed interface and so that it uses all the frame-mode label-distribution procedures. Q2. Which two frame-relay … [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 SP MPLS FAQ: MPLS Migration and Configuration Example
CCNP SP MPLS FAQ: MPLS Migration and Configuration Example Q1. Carrying external customer routes within BGP has two advantages; list them. Answer: Having numerous routes within the IGP can lead to stability and scalability issues that are not present within BGP.The internal routing infrastructure of the service provider is protected from outside route flapping of … [Read more...]
CCNP Route FAQ: Using EIGRP in Enterprise Networks
CCNP Route FAQ: Using EIGRP in Enterprise Networks Q1. If a router does not have a feasible successor, what action will it take? Answer: If the router does not have a feasible successor in its topology table, it sends a query packet to its neighbors asking whether they have a feasible successor. Q2. When does EIGRP need to be manually redistributed into another EIGRP … [Read more...]