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1. What is Active Directory? Answer: Active directory authorizes and authenticates all users and computers in a Windows domain network, ensuring the security of the computer and software. Through active directory, various functions can be managed like creating admin users, connecting to printers, or external hard drives. 2. What is DHCP and what is it used for? Answer: DHCP stands for dynamic host configuration protocol. It is used to allocate IP addresses to a large number

What is VLAN and how does it function? A VLAN  (Virtual Local Area Network) is a way to segment a physical network into logical subgroups. This allows for greater network organization and security, as well as the ability to segment network traffic. What is the difference between a VLAN and a subnet? A VLAN  segments a physical network into logical subgroups, while a subnet  segments a larger IP address space into smaller subgroups. How does VLAN tagging work? VLAN tagging is

Q. What is a Local Preference? Q. What is the difference between EBGP and IBGP neighborship? Q. What transport protocol does BGP use? Q....

Scenario 1 - OSPF Full Neighborhip is Not Coming Up Between Routers Possible Causes: Hello and Dead timer or Area ID, Authentication password/type/key, or Area type are mismatched between routers. Trying to build OSPF neighborship on secondary address. OSPF not enabled on the correct interface, or network command is wrong. Network type is NBMA and no neighbor map is configured with the broadcast option. High CPU or OSPF packet is dropped by the interface due to queuing, high

Scenario 1 - EIGRP Neighbor Not Coming Up Possible Causes: AS number mismatch between neighbors. K value mismatch between routers. IP is on different subnets. Primary and secondary address on the interface mismatch between routers. Layer 2 switch/hub connecting different subnet devices in the same VLAN (e.g., VLAN leaking from VLAN 1 to VLAN 2 by using a back-to-back cable). Access-list blocking EIGRP multicast packets on the interface. CLI Command: show ip eigrp neighbors So

Question 1: What is Checkpoint Firewall Architecture? Answer: Check Point has developed a Unified Security Architecture that is implemented throughout all of its security products. This Unified Security Architecture enables all Check Point products to be managed and monitored from a single administrative console and provides a consistent level of security. Question 2: What is stateful inspection? Answer: Stateful inspection was invented by Check Point, providing accurate and

Windows Admin Interview Questions WINDOWS ADMIN INTERVIEW QUESTIONS 1. Describe how the DHCP lease is obtained . It’s a four-step process consisting of (a) IP request, (b) IP offer, (c) IP selection and (d) acknowledgement. 2. I can’t seem to access the Internet, don’t have any access to the corporate network and on ipconfig my address is 169.254.*.*. What happened? The 169.254.*.* netmask is assigned to Windows machines running 98/2000/XP if the DHCP server is not available.