Useful tips for everyday
What is SSDP protocol in Wireshark? The SSDP protocol can discover Plug & Play devices, with uPnP (Universal Plug and Play). SSDP uses unicast and…
How does MC-LAG work? MLAG takes the benefits of link aggregation and spreads them across a pair of data center switches to deliver system level…
Why do VLANs have different IP addresses? Virtual LANs and IP subnets provide independent Layer 2 and Layer 3 constructs that map to one another…
How do I fix port number? SOLUTION Go to Windows Device manager > Multi-port serial adapters. Select the adapter and right click to open the…
How do I enable SSH on ASA 5505? Configure SSH Access in Cisco ASA Step 1: Configure Enable password. ( Step 2: Create a username…
How many devices can be connected to a switch? If there are two switches that each contain 24 ports, they would be able to support…
Why does IP address overlap? An overlapping IP address occurs when an IP address is assigned to more than one device on a network. This…
What are the two types of CSMA? There are 2 (or 3) types of CSMA protocols: Non-persistent CSMA (the whimp) 1-persistent CSMA (the stalker) (General…
What tools should a network engineer have? The 10 Software a Network Engineer needs PuTTY (Windows). Notepad++ (Windows). Wireshark (Windows, Linux, Mac OS). Zenmap, NMap…
What is the caused if Intervlan routing is not successful? An inter-VLAN connectivity issue could be caused by a missing VLAN. The VLAN could be…