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TURN (Traversal Using Relay NAT) and STUN (Session Traversal Utilities for NAT) servers are used to help establish and maintain real-time communications, such as VoIP calls, video conferencing, and online gaming...
FFmpeg is a powerful command-line tool that can be used to convert media files from one format to another. Here's how FFmpeg works to convert a picture to a different format: Input file: The first step is to specify the...
We recently ran into a problem where a DNS query was failing because the response was too large. The maximum size of a DNS response that can be sent over UDP (User Datagram Protocol) is 512 bytes. This is because the...
Single-threaded and multi-threaded file transfers refer to the method by which files are transferred over a network. Here's a brief overview of each approach: Single-threaded file transfer: In a single-threaded file...
OSPF (Open Shortest Path First) is a popular interior gateway protocol (IGP) used for routing within an autonomous system (AS) in large enterprise networks and service provider networks. OSPF is a link-state protocol...
There are several types of DNS (Domain Name System) records, each serving a different purpose. Here are some of the most common types: A (Address) Record: This record maps a domain name to an IPv4 address. AAAA (IPv6...
CIDR (Classless Inter-Domain Routing) notation is a compact representation of an IP address and subnet mask. It is used to express the number of bits that make up the network portion of the IP address. CIDR notation is...
IPv4 (Internet Protocol version 4) and IPv6 (Internet Protocol version 6) are two different versions of the Internet Protocol used to identify devices on a network. Here are some of the key differences between IPv4 and...
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