Recently, I learned from Cisco Systems certification departments that CCNP will be change at the end of 2009 year ! About in 2009 (western North America time) around Christmas. Current Valid CCNP…
Month: August 2009
IGP – Default Route Summary
Default route RIP static route 0.0.0.0 to null 0, and the “network 0.0.0.0” command under the RIP process, static route 0.0.0.0 to null 0, and the “redistribute static” command under the RIP…
Frame-Relay – Things to Remember
When “encapsulation frame-relay” command is issued on an interface, the router will learn all the DLCIs associated with that interface via LMI updates. Then once an IP address is configured on the…
CCIE R&S Core Knowledge Question(14)
1. What are the two tables that CEF utilizes to switch packets? Highlight for answer: Forwarding Information Base(FIB) and [CEF] adjacency table. 2. A port in the Spanning Tree state of ‘blocking’…
Freebook – Head First Networking
Frustrated with networking books so chock-full of acronyms that your brain goes into sleep mode? Head First Networking’s unique, visually rich format provides a task-based approach to computer networking that makes it…
BGP – Things to Remember
1. BGP uses TCP port 179 for transport. Router with the higher BGP router-id initiates BGP session from a random port. 2. The interface from which the BGP router ID is taken…
Freedown – CCNA Voice Exam Cram
CCNA Voice Exam Cram for IIUC Exam 640-460, by David Bateman William Burton, CCIE No. 1119 In this book you’ll learn how to Understand digital and analog circuits Use voice signaling protocols…
IGP – Things to Remember
1. Routing occurs by finding the longest match in the routing table and by recursing to the outgoing interface. 2. We can debug the transiting traffic by enabling the process switching. But…
Freedown – OSPF: Anatomy of an Internet Routing Protocol
Written for TCP/IP network administrators, protocol designers, and network application developers, this book gives the most complete and practical view ever into the inner workings of Internet routing. The book focuses on…