How many simultaneous Telnet sessions does a Cisco router support by default?

More Questions from IOS and Security Device Manager

• Which of the following commands sets the secret password to Cisco?
• What keystroke will terminate setup mode?
• If you delete the contents of NVRAM and reboot the router, what mode will you be in?
• You set the console password, but when you display the configuration, the password doesn't show up; it looks like this: [output cut] Line console 0 Exec-timeout 1 44 Password 7098C0BQR Login [output cut] What cause the password to be stored like this?
• Which command will delete the contents of NVRAM on a router?
• What is the problem with an interface if you type show interface serial 0 and receive the following message? "Serial0 is administratively down, line protocol is down."
• If you wanted administrators to see a message when logging into the router, which command would you use?
• What layer of the OSI model would you assume the problem is in if you type show interface serial 1 and receive the following message? "Serial1 is down, line protocol is down."
• You type the following command into the router and receive the following output: Router#show serial 0/0 ^ % Invalid input detected at '^' marker. Why was this error message displayed?
• Which command will show you whether a DTE or a DCE cable is plugged into serial 0?

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