The default policy on the firewall defaults to ( ) all traffic. (fill in the blank)
IPv6 supports configuring the router authorization function on the device, verifying the identity of the peer through digital certificates, and selecting legal devices.
The default policy on the firewall defaults to ( ) all traffic. (fill in the blank)
An employee of a company accesses the internal web server of the company through the firewall. The web page of the website can be opened by using a browser, but the reachability of the web server is tested by using the Ping command, and it shows that it is unreachable. What are the possible reasons?
There are three types of frame forwarding behaviors: flooding, ( ), and discarding. (fill in the blank)
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