ping is a diagnostic tool used for verifying connectivity between two hosts on a network. It sends Internet Control Message Protocol (ICMP) echo request packets to a remote IP address and watches for ...

OSI reference model that divides the communication function into a hierarchical structure, and is a protocol used for sending control messages on the Internet. Illumination packet light color and ...

During my recent network conundrum, I wound up doing a lot of pinging. I noticed a fair few lost packets when pinging my router (also functioning as AP) from the laptop while on wifi. Windows is ...

Recently, I noticed that there has been a surge in ICMP packets between some of my Active Directory controllers and Exchange servers. Virus scanning proved that the servers were clean. Is there any ...

– Alex Ang A: A high level of ICMP packets between your Active Directory controllers and Exchange server is not a normal situation from the networks that I have looked at. You have checked for viruses ...

BlackNurse is the name of a recently discovered network attack that can crash firewalls and routers via ICMP packets, known by most of us as "pings." The attack came to light after TDC, a company that ...

We all hate it when we find an unencrypted WiFi network at our favorite coffee shop, restaurant, airport, or other venue, only to discover that there are traffic restrictions. Most limited networks ...