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Analyzing the capacity of a network before launching applications.Learning the functions of TCP/IP networks.Optimizing application behavior for best performance.Analyzing dependencies and application functionalities.
Validating optimal configuration of network hosts.Locating those devices on the network that tend to drop packets.Identifying glitches in network performance because of high path latency.Upon completion of this Course, you will accomplish following: The intensive training program will include many case studies offering insight into various security and performance issues faced by companies and how to solve them using Wireshark. You will gain insider tips and tricks so that you can quickly spot performance issues. To successfully achieve Wireshark Certified Network Analyst certification, a candidate needs to establish his expertise in network analysis for security and performance purposes in an enterprise environment. Openssl s_client -connect :443 | openssl x509 -noout -enddate depth=1 C = US, O = DigiCert Inc, OU = CN = DigiCert SHA2 High Assurance Server CA verify error:num=20:unable to get local issuer certificate notAfter=May 10 12:00:00 2022 GMT 8.Wireshark is the one of the most popular network analyzer tools available worldwide. usually, we talk about server cert expiry.all of the certificates have expiry dates.you do computations to verify that certs were actually issued by who they claim to be issued by.certificate chain of authority that links particular domain(server) certificates to an intermediary to root certificates.