A Cisco router can have multiple connections to networks. These connections are known as interfaces for Cisco Routers. For naming each interface, Cisco generally uses the type of interface as part of the name. Which of the following are true about the naming conventions of Cisco Router interfaces?
Each correct answer represents a complete solution. Choose all that apply.
A Cisco router can have multiple connections to networks. These connections are known as interfaces for Cisco Routers. For naming each interface, Cisco generally uses the type of interface as part of the name.
Following are some of the naming conventions of Cisco Router interfaces:
An Ethernet interface that is fast always starts with an F.
An interface connected to a serial connection always starts with an S.
An interface connected to an Ethernet segment of the network always starts with an E.
An interface connected to a Token Ring segment always starts with To.
You work as a Network Administrator for Tech Perfect Inc. For security issues, the company requires you to harden its routers. You therefore
write the following code:
Router#config terminal
Router(config) #no ip bootp server
Router(config) #no ip name-server
Router(config) #no ntp server
Router(config) #no snmp server
Router(config) #no ip http server
Router(config) #^Z
Router#
What services will be disabled by using this configuration fragment?
Each correct answer represents a complete solution. Choose all that apply.
The above configuration fragment will disable the following services from the router:
The BootP service
The DNS function
The Network Time Protocol
The Simple Network Management Protocol
Hyper Text Transfer Protocol
Which of the following is a method of the HttpSession interface and is used to retrieve the time when the session was created?
The getCreationTime() method returns the time when the session was created. The time is measured in milliseconds since midnight January 1, 1970. This method throws an IllegalStateException if it is called on an invalidated session.
Answer D, B, and C are incorrect. These methods do not exist in the HttpSession interface.
You work as a Network Administrator for InfraTech Inc. You have been assigned the task of designing the firewall policy for the company. Which of the following statements can be considered acceptable in the 'contracted worker statement' portion of the firewall policy?
Each correct answer represents a complete solution. Choose all that apply.
There are different portions that can be included in the firewall policy. These portions include the acceptable use statement, the network connection statement, the contracted worker statement, and the firewall administrator statement. The contracted worker statement portion of the policy is related to the contracted or the temporary workers. It states the rights and permissions for these workers. Some of the items hat can be included in this portion are as follows:
No contractors can use FTP unless specifically granted to use it.
No contractors shall have access to TELNET unless specifically granted to use it.
No contractors shall have access to unauthorized resources.
No contractors shall have access to scan the network.
Answer A is incorrect. Only authorized resources should be accessed by the contractors.
You work as an IT Technician for uCertify Inc. You have to take security measures for the wireless network of the company. You want to prevent other computers from accessing the company's wireless network. On the basis of the hardware address, which of the following will you use as the best possible method to accomplish the task?
MAC filtering is a security access control technique that allows specific network devices to access, or prevents them from accessing, the network. MAC filtering can also be used on a wireless network to prevent certain network devices from accessing the wireless network. MAC addresses are allocated only to hardware devices, not to persons.
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