Dynamic(Lock and Key) ACLDynamic (Lock-and-key) Access Control Lists are used to block user traffic until the user telnet to the router.Dynamic Access List is based on Extende...
Cisco Duo SecurityDuo Security was a company acquired by Cisco that develops a very popular multifactor authentication solution that is used by many small, medium, and large organizations. Duo p...
Hello @5165980
ip source-route enables IP source routing, allowing a packet's sender to specify the route it takes through the network, while no ip source-route disables this feature. Source routing is generally considered a security risk and should...
Hello @ adjiprambodo
Make sure you system date and time settings are correct, if not try changing to the correct timezone might solved the issue.
If issue is not with date and time still...your NetAcad login is looping or results in a blank page, ...