page
Networking
How to Scan for mDNS/DNS-SD services published on the local network using mdns-scan command ? How to … Read more
Developer search
Results for “Networking”
Search exact errors, commands, technologies, versions, structured guidance, and the existing article library.
20 results
legacy article
Monitor Android Network Connectivity Correctly
A connected Wi-Fi or cellular network is not proof that your server is reachable. Observe Android’s default network and capabilities, expose conservative UI state, and let each request handle DNS, TLS, timeout, authentication, and server failures independently.
legacy article
Maximize Network Performance: Measure Throughput Effectively with Netperf
Network throughput is a critical metric that determines the efficiency of your network infrastructure. It helps you … Read more
legacy article
Identify all devices in a network using nmap and ARP scan
What is Nmap? Nmap (Network Mapper) is a free and open-source network scanning tool. It is widely … Read more
legacy article
How to Block External Network Downloads in Yocto Using BB_NO_NETWORK
The Yocto Project is a powerful and flexible toolset for creating custom Linux distributions for embedded systems. … Read more
legacy article
How to check if Wi-Fi is connected on Android Programmatically ?
To check if your Android device is already connected to a Wi-Fi network, you can use the … Read more
legacy article
Set a Static IP on Ubuntu Without Losing Access
A stable address is usually safest as a DHCP reservation. When the host itself must own a static address, identify the active renderer, choose an address outside the dynamic pool, validate Netplan syntax, use rollback-capable apply, and verify link, route, DNS, and remote access separately.
legacy article
Connect adb shell over Wireless / Wifi / Ethernet / TCP network
NOTE: for below article, replace IP address whereever required with your IP address If you want to … Read more
legacy article
How to check if password for WiFi network is correct in Android ?
The following sample code in android can be used to check if the Password entered to connect … Read more
legacy article
Fix Git RPC Failed: curl 56 GnuTLS Error
Git curl 56 and GnuTLS recv error (-54) usually mean the HTTPS response ended before Git received a complete packfile. Start with a clean retry and network diagnosis, then reduce the transfer or change transport—without blindly increasing http.postBuffer.
legacy article
Inspecting Linux Network Interfaces, MACs, and IP Addresses in Go
Learn how to enumerate network interfaces, inspect MAC addresses, extract IPv4/IPv6 CIDR subnets, and check interface status flags using Go.
legacy article
Connect Wi-Fi from Linux Terminal Using Nmcli
nmcli is a command-line tool for controlling NetworkManager and reporting network status. It can be utilized as … Read more
legacy article
Fix apt Stuck at 0% Connecting on Ubuntu
When apt pauses at “0% Connecting,” the last displayed address is evidence, not a diagnosis. Determine whether DNS, IPv6 routing, IPv4 routing, a proxy, TLS, a captive portal, the selected mirror, or an unsupported Ubuntu release is failing before changing system-wide address selection.
legacy article
Querying Network Interface Details by Name in Go (net.InterfaceByName)
Write a Go program using net.InterfaceByName to lookup IP addresses, MAC hardware addresses, MTU, and status flags for a specific network interface.
legacy article
Scanning and Listing Available Wi-Fi Networks in Linux: nmcli, iw, and iwlist
Scan and list available Wi-Fi networks in Linux using nmcli, iw, and iwlist. Learn BSSID, SSID, RSSI signal strength, and channel parsing.
legacy article
Different between WifiNetworkSpecifier and WifiNetworkSuggestion
WifiNetworkSpecifier and WifiNetworkSuggestion are both classes introduced in Android to facilitate the management and connection to Wi-Fi … Read more
legacy article
Fix Wi-Fi Not Detected on Ubuntu: A Diagnostic Guide
A missing Wi-Fi menu, a missing adapter, and one missing network are different failures. Follow this evidence-first Ubuntu workflow to locate the broken layer before restarting services or changing drivers.
legacy article
Go Program : Identify total number of network interfaces and display the details using index
Following example shows how to identify total number of available network interfaces and display its details using network packages InterfaceByIndex API. $ vim InterfaceByIndex.go package main import ( "net" "fmt" "log" ) func main(){ ifaces, err := net.Interfaces() if err != nil {
legacy article
Identify IP Address’s of all devices in a network
Sometimes someone from within your network starts consuming lot of bandwidth and you just needed to identify … Read more
legacy article
Cast or Stream Windows Media to a Smart TV
A smart TV may support Miracast screen projection, DLNA media playback, Google Cast, or only some of them. This guide helps you identify the right protocol, connect Windows 11 safely, and diagnose the failures that make a visible TV refuse to play a file.