Samvyo blogs

Video SDK Reconnection: Keeping a Call Alive When the Network Drops

A phone swaps from Wi-Fi to 4G in a second. Whether the call survives depends on three separate recoveries: the media path, the signalling channel and the session. An SDK runs two of them. Here is what each one does, and the three jobs that stay yours.

video telematics

Why Your Fleet Dashcam Feed Dies the Moment the Truck Hits a Dead Zone

The black tile on your live map is almost never the camera. In TRAI's own highway drive test, a fifth to a quarter of samples on Airtel and Jio had poor signal, against under 3.2% in the city. Here is why live feeds die on the road, and what actually helps.

NAT traversal

NAT Traversal in WebRTC: Why the Call Connects on Wi-Fi but Not on 4G

Same two people, same app. On Wi-Fi it connects instantly; on 4G it does not connect at all. Nothing changed but the network, and that is the entire explanation. Here is what NAT is actually doing, why one specific pairing can never work, and why mobile is where you meet it.

Mobile Networks

A collection of 3 posts

Video SDK Reconnection: Keeping a Call Alive When the Network Drops

Why Your Fleet Dashcam Feed Dies the Moment the Truck Hits a Dead Zone

NAT Traversal in WebRTC: Why the Call Connects on Wi-Fi but Not on 4G

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