Tuesday 30 June 2015

OpenDNS and Cisco

OpenDNS and Cisco:

This morning, Cisco announced its intention to acquire OpenDNS. We often say we have the best customers and operators around the world, and I mean it. It is because we have grown to become the company we are today. Your comments and support helps us build security services world class, and frankly, is what motivates us every day to provide security solutions for you and keep your business safe. Today we protect 65 million users in over 150 countries. This number includes employees of more than 10,000 organizations, from small businesses to global deployments in Fortune 500 companies Believe me - That's a lot of motivation!
We will continue this passion with us as we move forward to become a part of Cisco. We take our commitment to you and your trust in us very seriously. It is an honor to serve you.
Cisco recognizes that passion and noted OpenDNS because of it. Cisco's commitment to you is to keep OpenDNS as it is today. We're not going anywhere and OpenDNS as you know, will continue working as it does today. Cisco words: "This level of service for all users is a priority."
We are very excited about what the future holds, and that we share more about this in the coming months. Meanwhile, I would draw your attention to a blog Cisco chief technology and strategy Hilton Romanski you can find a site that we have created to discuss this announcement. Below, I've included an email sent this morning to the incredible team we have here at OpenDNS, which provides more details about this partnership with Cisco.
OpenDNS and Cisco
OpenDNS and Cisco

Sunday 28 June 2015

200-120 Exam Question No 12

Question No 13:

Which three statements accurately describe Layer 2 Ethernet switches? (Choose three.)

A.
Spanning Tree Protocol allows switches to automatically share VLAN information.
B.
Establishing VLANs increases the number of broadcast domains.
C.
Switches that are configured with VLANs make forwarding decisions based on both Layer 2 and Layer 3
address information.
D.
Micro segmentation decreases the number of collisions on the network.
E.
In a properly functioning network with redundant switched paths, each switched segment will contain
one root bridge with all its ports in the forwarding state. All other switches in that broadcast domain will
have only one root port.
F.
If a switch receives a frame for an unknown destination, it uses ARP to resolve the address.

Answer: B,D,E

Sunday 21 June 2015

200-120 Exam Question No 11

Question No 11:

Refer to the exhibit.




A. The number of collision domains would remain the same.
B. The number of collision domains would decrease.
C. The number of collision domains would increase.
D. The number of broadcast domains would remain the same.
E. The number of broadcast domains would decrease.
F. The number of broadcast domains would increase.

Answer: C,D

Thursday 18 June 2015

Cisco Unveils $10 Billion China Plan

Cisco Unveils $10 Billion China Plan:

Manufacturer of networking gear that has sought to strengthen ties Weigh Enforcement Beijing on foreign suppliers
Beijing- Cisco Systems Inc. said it will invest Alliances and more for $ 10 million in the next to years in China, as the maker of networking gear looking Strengthen its market position amid geopolitical winds.

Cisco unveiled the plan on Wednesday after outgoing President Executive John Chambers and his replacement Chuck Robbins met with Chinese Deputy Prime Minister Wang Yang and other government leaders in Beijing. In his statement, Cisco no outline specific investment or other purposes, stories as a time frame.
Cisco also announced as a Memorandum of Understanding signed with the Maximum Economic planning organ of China Development and Reform Commission Nacional para invested in areas that will help the country achieve v do have a long-term goal of development driven by innovation.
"Cisco esta deeply engaged with our Chinese partners," the statement said Robbins.
Cisco and other technology providers in the United States is facing challenging business environment in China AFTER contractor of the National Security Agency US NSA Edward Snowden former ALEGO utilization Technology Products To Help US has spy Abroad. China has increased its use of technology in the National and the response of the editors of Technology Safety Standards More stringent rule for foreign suppliers.

Cisco has said it had no knowledge of the activities of the NSA spying.
The announcement also comes amid Cisco Strategic extensive changes due to the change CEO, if you set the Next my paragraph. Mr. Robbins has flattened overall executive structure, and the company said that internally the past week cargoes Several senior Chinese executives are eliminated. Mr. Chambers will become Executive Chairman.
Cisco's China sales fell 20% in the quarter ended April 25 about the above YEAR.
Several US Other Companies Technology announced major investments Han China last year. Qualcomm Inc. said in July last year that even invest US $ 150 million in new Chinese companies. Buy Intel Corp. said in September that 20% of Tsinghua Unigroup Ltd., owner of chip design companies Second and third largest Directors of China, $ 1.5 billion.

Sunday 14 June 2015

200-120 Exam Question No 10

Question No 10:





Host A is communicating with the server. What will be the source MAC address of the frames received by Host A from the server?

A. the MAC address of router interface e0
B.
the MAC address of router interface e1
C.
the MAC address of the server network interface
D.
the MAC address of host A

Answer: A