READ Free Dumps For CISCO- 100-105

Question ID 14582	Refer to the exhibit. The DHCP settings have recently been changed on the DHCP server and the client is no longer able to reach network resources. What should be done to correct this situation?
Option A	Verify that the DNS server address is correct in the DHCP pool.
Option B	Ping the default gateway to populate the ARP cache.
Option C	Use the tracert command on the DHCP client to first determine where the problem is located.
Option D	Clear all DHCP leases on the router to prevent address conflicts.
Option E	Issue the ipconfig command with the /release and /renew options in a command window.
Correct Answer	E

Explanation Explanation: A PC will retain its DHCP assigned IP address until the lease time expires, which often times is 24 hours or more. When changes are made to the DHCP server, the client should issue the ipconfig/release and then ipconfig/renew commands to obtain a new IP address lease.

Question ID 14583	What are two recommended ways of protecting network device configuration files from outside network security threats? (Choose two.)
Option A	Allow unrestricted access to the console or VTY ports.
Option B	Use a firewall to restrict access from the outside to the network devices.
Option C	Always use Telnet to access the device command line because its data is automatically encrypted.
Option D	Use SSH or another encrypted and authenticated transport to access device configurations.
Option E	Prevent the loss of passwords by disabling password encryption.
Correct Answer	B,D

Explanation Explanation: Using a firewall is a must for networks of any size to protect the internal network from outside threats and unauthorized access. SSH traffic is encrypted while telnet is not, so it is always recommended to use SSH.

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