PASS HOTMar 14, 20203 min readWhat is the difference between gateway, router, and Layer 3 switch? ccna 200-301 training freeThe ancient Western prisons would keep all prisoners in a large house. But managers quickly found that there were many disadvantages. As...
PASS HOTMar 14, 20204 min readccna 200-301 lessons Why the application layer need to do data integrity checks?The CRC32 of the Ethernet is relatively strong, but it can only guarantee that the communication on the same network segment will not be...
PASS HOTMar 12, 20203 min readDoes the DNS root server store all the domain in the world?If I apply for a domain name for my personal website, have I taken up the resources of the DNS root server? If not, whose resources do I...
PASS HOTMar 11, 20202 min read200-301 exam fee Why can't I access the Internet with a fixed IP?The network card is set to automatically obtain an IP to access the Internet, but it cannot be accessed by changing to a fixed IP. The...
PASS HOTMar 10, 20202 min readCcna 200-301 vce Linux learning suggestions1. Attitude suggestions If you are new to Linux, you may find it difficult at first, but you must stick to it and follow the existing...
PASS HOTMar 10, 20203 min readnew ccie lab What does the operation and maintenance engineer do every day?When it comes to operation and maintenance engineers, most people think they repair computers. In fact, the operation and maintenance...
PASS HOTFeb 26, 20204 min readHow to prevent IPv6 VPN breakthrough? 100% real 200-301 dumpToday I will tell you how to prevent IPv6 VPN breakthroughs. Without a properly configured remote access VPN, IPv6 traffic from remote...
PASS HOTFeb 25, 20203 min readccna 200-301 dumps Network security and AI, cloud computing faults?The annual GeekPwn International Security Geek Contest is held in Shanghai. In the past two years, the attack on AI is the most...
PASS HOTOct 29, 20196 min readSummary of routing loop knowledge point Human creativity is as powerful as destructive power." Network interoperability has also spawned complicated routing protocols and...
PASS HOTOct 28, 20193 min readccie r&s lab certcollection On the status of IPv6 in the financial industryThe meaning of IPv6 Beginning in the 1990s, the IETF noticed that the mainstream version of Internet addresses IPv4 was running out. In...
PASS HOTOct 20, 20195 min read ccie lab v5 topology, What are the factors that affect the core switch?The main parameters of the core switch selection is scalability, forwarding rate, backplane bandwidth, four-layer switching, system...
PASS HOTOct 18, 20195 min readCustomize what you think, ubiquitous Cisco collaboration Now more and more employees are already on the move: 1.Up to 90% of employees work outside the company's headquarters; 2.Up to 60% of...
PASS HOTOct 16, 20193 min readccie rs lab updates Are you ready for the next major vulnerability? At present, enterprise network security issues have become a common concern of corporate management and IT teams. How to prevent and...
PASS HOTOct 13, 20193 min readEasy Pass CCIE R&S LAB ccie lab v5 dumpsWhen you pass CCIE WRITTEN EXAM, you have to start preparing for CCIE R&S LAB. Although the process is very tired, this day will...
PASS HOTOct 10, 20193 min readMy God, who will save IT operations? I recently met an old friend who is the IT director of a big company. Because I haven't seen it for a long time that my old friend has a...
PASS HOTOct 10, 20195 min readThe Experience Of The CCIE R&S Exam I arrived at Cisco at 7:40 in the morning. I’m on the outside the door of the System building. At the beginning of October, Western...
PASS HOTSep 24, 20193 min readWhat are the Cisco routing protocols? ccie rs written inCGMP: Cisco Group Management Protocol Cisco Group Management Protocol CGMP is primarily used to restrict the forwarding of IP multicast...
PASS HOTSep 21, 20192 min readCCIE Lab Sample PASSHOT Let You Pass The CCIE R&S Exam Easily"You can't change the environment, but you can change yourself." This is the deepest feeling in the process of learning CCIE. Learning...
PASS HOTSep 17, 20193 min readEveryday Ten Ask ccie r&s lab certcollection1. Question: How does the bgp routing table redistribute the default route? Answer: Method 1: Static routing network Ip route 0.0.0.0...
PASS HOTSep 15, 20193 min readDIAG Answers And Ideas PASSHOT shares some CCIE Lab learning materials. If you are studying CCIE R&S lab, it will be of great help to you! DIAG If there are two...
