PASS HOTApr 29, 20203 min readWhat kind of global disaster on the Internet will the BGP route leak cause?Recently, I was studying the global catastrophe accident on the Internet. I suddenly saw this latest accident and felt very enlightening,...
PASS HOTApr 21, 20203 min readHow to explain the cloud and cloud computing simply?I often see the words "cloud" and "cloud computing" on the Internet. I didn't know what these words meant, so I went to Baidu...
PASS HOTApr 18, 20204 min readDoes it make sense to fully popularize HTTPS?I remember when I was a kid, the open-top truck pulled a cart of apples from the orchard, transported it to the dock, and then loaded it...
PASS HOTApr 15, 20207 min readHow to carry out network attacks on the intranet?1. Regarding the IP Spoofing attack, if the source IP of the packet is constructed by itself, how should this packet be sent out of the...
PASS HOTApr 13, 20203 min readTCP transmission skills, read this article is enough!ACK changes when uploading files in TCP? In a tcp connection, if only the client side has been uploading files, and the other side's...
PASS HOTApr 11, 20205 min readCCNA 200-301 book release dateIs it correct to understand the working level of forward proxy reverse proxy transparent proxy? CCNA 200-301 book release date. Forward...
PASS HOTApr 8, 20205 min readCCNA 200-301 book pdf downloadHow to ensure that the authentication information (AccessToken, etc.) sent by the client is not obtained or forged? Which encryption...
PASS HOTApr 7, 20203 min readCCNA 200-301 book pdf freeRecently, I was reading the article about TCP connection. I have a doubt. I hope you can help. Where is the connection-oriented feature...
PASS HOTApr 5, 20203 min readccna 200-301 official cert guide downloadFirst, let ’s make a statement. The default route and default route (Default Route) of all devices on the earth are “0.0.0.0”. The device...
PASS HOTApr 2, 20203 min readcisco 200-301 simulator Is it true that TCP transmits byte streams and UDP transmits messages?How to understand that TCP at the transport layer is byte-oriented and UDP is message-oriented? The two are defined by whether they will...
PASS HOTApr 1, 20203 min read200-301 Dumps Can the Last_Ack state be used in an attack?Recently, I suddenly remembered that the state of last_ack seemed to be used. The party who actively cut off the connection intentionally...
PASS HOTApr 1, 20203 min readCcna 200-301 Outline Why does the IP protocol still need the UDP protocol?Since the IP protocol can also perform connectionless and unreliable transmission of data, why do you need the UDP protocol? Protocol...
PASS HOTMar 30, 20203 min readChallenges and opportunities brought by cloud computing to network equipment venI don't know from which day, the three words of cloud computing will slowly enter people's field of vision. At first, it was only...
PASS HOTMar 27, 20203 min read350-401 Exam Dump What is the Internet model?When I studied computer network, I found that what the book says is completely different from reality. I was puzzled for a long time...
PASS HOTMar 26, 20203 min read350-401 Encor Cisco What are the basic core protocols on the Internet?For students who have studied the TCP / IP protocol, this is not a problem, the IP protocol. For the public, more explanation is needed....
PASS HOTMar 24, 20203 min readWhat is the difference between the new Cisco CCIE EI and the old CCIE RS?The new Cisco EI CCIE enterprise infrastructure has been released, and RS routing exchange has officially withdrawn from the arena of...
PASS HOTMar 18, 20203 min readHow many packets does TCP need to receive to confirm?When the server sends data to the browser, sometimes the server sends a packet, and the browser will reply with an ACK. Sometimes the...
PASS HOTMar 16, 20204 min readWorking principle of devices between router Lan portsQ1: The router works at the IP layer and is responsible for the communication of different IP devices. The switch works at the data link...
