Wisely Created Linux, Network, Programming Tutorial
MacOS is a Linux-like operating system where that uses a lot of common commands. IP Address is used to address a host in a network for communicating with other hosts or computers. We may need to get the current MacOS IP address via terminal or command line interface. In this tutorial, we examine how to … Read more
ARP command is a network command used to list ARP table records and manipulate them. The ARP tables simply store IP Address and MAC address information for the IP and Ethernet networks. The ARP name comes from the Address Resolution Protocol which is used to resolve IP addresses into MAC addresses. Display All ARP Records … Read more
The Port 123 is a popular computer network port that is used for both TCP and UDP protocols. Port 123 is used by protocols like NTP but in some cases, some trojans may use this port as it is generally allowed inside enterprise networks. The NTP or Network Time Protocol is simply used to set … Read more
The Port 587 is a very popular port number that is used for SMTP. The SMTP or Simple Mail Transfer Protocol is used to transfer mail messages between mail servers. Actually, the SMTP uses port 25 by default. But as the emails are abused a lot the port 25 is generally restricted in different scenarios. … Read more
Computer Networks mainly use the IP (Internet Protocol) Address in order to communicate with each other. There are different types of IP addresses which APIPA (Automatic Private IP Addressing) is one of them. The APIPA is used to configure IP addresses without any external service like DHCP server etc. The APIPA address is assigned and … Read more
Wireshark is the most popular tool in order to capture network packets for different network protocols and different network interface types. The Wireshark project started with the name Etheral providing very basic features. With the help of the community and developers, it became a very professional tool for network administrators and pen-testers. In this tutorial, … Read more
The IP address is used to communicate over the network using the LAN or Internet. Even we generally do not need to know our IP address on MacOSX in some cases we may require it. The IP address is used to communicate with a modem, router, or remote website. There are different ways to find … Read more
TFTP or Trivial File Transfer Protocol is a simple file transfer protocol that is used to transfer files via the network in a simple way. TFTP is created as a lightweight alternative to the more advanced FTP protocol. The TFTP protocol has some advantages over other protocols like FTP, SCP, SFTP, etc. TFTP Advantages TFTP … Read more
The NIC or Network Inteface Card is hardware that is used to connect a system, computer, laptop, tablet, smartphone, etc. into a computer network. As its name suggests the NIC provides an interface to the network and runs required operations for network connectivity. There are different types of NICs for different network types and use … Read more
MAC (Media Access Control) Address is used to uniquely identify NICs(Network Interface Cards) in a network. The MAC is heavily used by the Layer 2 Ethernet protocol and assumed as defacto protocol for Layer2 communication. The MAC address consists of 48 bits hexadecimal value. Every mac address is unique in the world theoretically but the … Read more