We have GNOME 3.0 now and it introduced a new overview mode. Now you can launch apps, switch between windows, and also managed virtual desktops. I loved it, and GNOME easily became my favorite desktop environment on any OS. But there are a few changes I would like to make and I can, this is one of the greatest about GNOME. You can change things to to your choice if you don’t like the default experience.
Nmap (“Network Mapper”) is a free and open source (license) utility for network exploration or security auditing. Many systems and network administrators also find it useful for tasks such as network inventory, managing service upgrade schedules, and monitoring host or service uptime. Nmap uses raw IP packets in novel ways to determine what hosts are available on the network, what services (application name and version) those hosts are offering, what operating systems (and OS versions) they are running, what type of packet filters/firewalls are in use, and dozens of other characteristics. It was designed to rapidly scan large networks, but works fine against single hosts.
ARP stands for Address Resolution Protocol. ARP is a protocol by which we find out the layer 2 address (link layer address or MAC address) associated with the IP address. Before we talk more about ARP, let us have a glance at the MAC address and layer 2.
There are so many protocols out there in the computer networks world which focus on the QoS and improving data transmission quality and quantity. There is another protocol known as ICMP which can be seen as the auxiliary protocol supporting other important protocols in the internet protocol suite.
Deployment diagrams are one of the two kinds of diagrams used in modeling the physical aspects of an object-oriented system. A deployment diagram shows the configuration of run time processing nodes and the components that live on them.
The Internet has run out of Internet addresses or will soon get exhausted. IPv4’s successor is IPv6, a system that will not only offer far more numerical addresses, but will simplify address assignments and additional network security features.
Earlier this year in August, we witnessed the splitting of Bitcoin as a result of the formation of a new hard fork named Bitcoin Cash (BCC). Compared to the pre-existing Bitcoin, BCC stressed on high speed and volume of transaction. It also increased the block size to 8MB and removed SegWit2x proposal.Now, Bitcoin is on its way to being forked into another digital currency named Bitcoin Gold. So, let’s answer some of the popular queries which are confusing the cryptocurrency enthusiasts: