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Em có một số câu hỏi mong các anh và các bạn trả lời giúp em,em đang cần gấp,em xin chân thành cảm ơn !
24/When configuring remote access to a router, what is the significance of the no password command on a VTY line?
Logins are prevented on that line.
No password is required to log in to that line.
The remote user is not allowed to change the password for that line.
The remote user is prompted to change the line password after connecting to the router.
28/What type of ACL can be used to force a user to authenticate to the router before accessing a network?
standard
dynamic
reflexive
time-based
29/Which two functions are provided by the Local Management Interface (LMI) that is used in Frame Relay networks? (Choose two.)
flow control
error notification
congestion notification
the mapping of DLCIs to network addresses
the sending of keepalive packets to verify operation of the PVC
32/hình vẽ click
Refer to the exhibit. Router1 is not able to communicate with its peer that is connected to this interface. Based on the output as shown, what is the most likely cause?
interface reset
improper LMI type
encapsulation failure
local cable unplugged
38/hình vẽ click
Refer to the exhibit. An ACL numbered 101 already exists on this router. What happens if the network administrator issues the commands that are shown in the exhibit?
The new ACL overwrites the existing ACL.
The network administrator will receive an error message.
The existing ACL is modified to include the new commands.
A second ACL that is numbered 101 is created and contains only the new commands.
24/When configuring remote access to a router, what is the significance of the no password command on a VTY line?
Logins are prevented on that line.
No password is required to log in to that line.
The remote user is not allowed to change the password for that line.
The remote user is prompted to change the line password after connecting to the router.
28/What type of ACL can be used to force a user to authenticate to the router before accessing a network?
standard
dynamic
reflexive
time-based
29/Which two functions are provided by the Local Management Interface (LMI) that is used in Frame Relay networks? (Choose two.)
flow control
error notification
congestion notification
the mapping of DLCIs to network addresses
the sending of keepalive packets to verify operation of the PVC
32/hình vẽ click
Refer to the exhibit. Router1 is not able to communicate with its peer that is connected to this interface. Based on the output as shown, what is the most likely cause?
interface reset
improper LMI type
encapsulation failure
local cable unplugged
38/hình vẽ click
Refer to the exhibit. An ACL numbered 101 already exists on this router. What happens if the network administrator issues the commands that are shown in the exhibit?
The new ACL overwrites the existing ACL.
The network administrator will receive an error message.
The existing ACL is modified to include the new commands.
A second ACL that is numbered 101 is created and contains only the new commands.
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