Useful tips for everyday
How do I create a VLAN in VMware? vSphere Client In the right pane, click the Configure tab, choose Networking > Virtual Switches, locate the…
What is the cause of intersymbol interference ISI in the digital transmission? ISI is usually caused by multipath propagation or the inherent linear or non-linear…
Which type of cable is used to connect two computer directly? Ethernet crossover cable Unsourced material may be challenged and removed. An Ethernet crossover cable…
Why are MAC addresses shown in hexadecimal? An Ethernet MAC address consists of a 48-bit binary value. Hexadecimal is used to identify an Ethernet address…
Which port is my device connected to? On a Layer 3 switch: Log into the switch and issue the following command (where ipaddress is the…
Why is my SonicWall not working? SonicWall VPN won’t connect – Antivirus is a common cause for VPN problems. To fix this issue, disable your…
Can the IP header be bigger than 20 bytes if so how is it possible? If the header is longer than 20 bytes, it must…
Can you stack switches on top of each other? Generally, there are two ways to stack switches together: through stackwise port or via stacking/uplink port.…
Can you ping a device in a different VLAN? No as it’s the same network. In general you should avoid having two VLAN but in…
Do all switches have STP? Basic configuration requires that STP be enabled on all switches in the LAN and the same version of STP chosen…