Answer: Closed port
Explanation:
Port 23 basically refers to the telnet which provide very severe services and it is used to access the server remotely. We should always closed the port 23, when we are not using telnet services because to prevent it from being hacked due to the port scanning.
As, now a days it is rarely used by the hackers as it is difficult to access this services from the server.
Therefore, Closed port is the correct answer.
Answer:
The correct answer is option (B) "{!$Setup.Url_Settings__C.URL__c}".
Explanation:
In computer programing using Visualforce, "$Setup" refers to a global merge field that gives the user access to hierarchical custom settings. In this case, the developer needs to retrieve the correct URL to access the current user's profile and display this on a Visualforce Page. "$Setup" will give the developer access to the hierarchical custom settings in Visualforce, and the command "Url_Settings__C.URL__c" will provide the root access to the current user's profile.
The recommended secure protocol for voice and video applications is the Secure<span> Real-time Transport </span>Protocol<span> (SRTP) protocol. SRTP is a Real-time Transport </span>Protocol (RTP) profile used to to provide encryption, message authentication and integrity.
The default cipher of SRTP is the Advanced Encryption Standard<span> (AES) .</span>
Answer:
Roblox
Explanation:
People over a million people are playing that game FAM!!!