TECHNIG
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How to Configure DHCP Snooping in Cisco Switches?

In the network switching, you can easily configure DHCP snooping to prevent DHCP spoofing attack and DHCP starvation attack. Before you mitigating DHCP attacks in the network, you need to know about DHCP functions and features. The DHCP…

How to Configure Switch to Mitigate VLAN Attacks?

Do you know what are the best ways to mitigate VLAN attacks in the network switching? Here we just explain VLAN threats and mitigate VLAN attacks. The VLAN architecture simplifies network maintenance and improves performance, but it also…

How to prevent MAC Flooding Attack?

Before you can prevent MAC flooding attack on layer 2 devices, you must know enough about basic switch operation and MAC table attack.  A Layer 2 LAN switch builds a table of MAC addresses that are stored in its Content Addressable Memory…

How to format External Hard Disk on Mac Correctly

The formatting external hard drive is not the same on different operating systems. You can format external hard disk with an easy way in Windows and Linux. But for Mac OS devices is a bit tricky. You may wish to use an external FireWire or…

What is Default Kali Linux Username and Password?

What is the Kali Linux username and password after installation? This is the question we received from our readers? Note: Kali changed to a non-root user policy by default since the release of 2020.1. This means: During the…

How to Change Android IP Address Correctly

Changing IP address in Android devices is easy. Just follow this article and easily change the Android IP address in your mobile and tablet device. In most networks connected clients (including mobile devices) get automatically assigned an…

How to Restore Deleted User Account in Office 365?

When you restore deleted user account in Office 365 within 30 days after complete deletion, the account and all associated data are restored. The user can sign in with the same work or personal account. Their mailbox will be fully restored.…