1. Why does the data communication industry use the layered OSI reference model? (Choose two.) A:It divides the network communication process into smaller and simpler components, thus aiding component development, design, and…
Month: July 2009
CCNA 640-802 Bible – OSI and TCP/IP models
1. At which layers of the OSI model do WANs operate? (Choose two.) A:application layer B:session layer C:transport layer D:network layer E:datalink layer F:physical layer Correct Answers: E, F Explanation:
CCNA 640-802 Bible – Network Device
1. Which of the following is true regarding the use of switches and hubs for network connectivity? A: Switches take less time to process frames than hubs take. B: Switches do not…
Latest Pass4Sure Promotion Coupon Codes Update!(2-July-2009)
About the detail of pass4sure promotion coupon codes, you can visit Pass4sure Coupon Promotion Code. In the post, i have introduced that how you use the code. Today, i have just got…
IpExpert – CCIE Voice Open-Ended-Questions
Ipexpert official has released the first version of CCIE Voice Open Ended Quetions, now you can free download.
CCIE R&S Mock Lab5
The Topology is shown below:
Load-Sharing on the SAME router
Assume you have either of the following setup’s. A single router (R3) with multiple links, either to the same upstream router (R2) or to 2 different upstream routers(R2+R4). And you want to…
CCIE R&S Core Knowledge Question(12)
1. Which Cisco-proprietary STP feature detects indirect failures in the core of the backbone? Highlight for answer: BackboneFast. 2. Which two commands can be used to disable the executive timeout feature? Highlight…
Cisco New Certification – CCNP®Wireless(642-731、642-741、642-764、642-736)
2009/6/29,Cisco Official has released new Cisco Certified Network Professional – CCNP®Wireless Certification(642-731 CUWSS、642-741 IUWVN、642-746 IUWMS、642-736 IAUWS). Built on the growing need for professionals responsible for the design, implementation, security, and operation of…