Computerworld

The Transport Layer: Understanding layer 4 of the OSI Model

I like to think of the transport layer as the layer of the OSI Model that enables more interesting traffic. While we network engineers may love a lot of the simpler uses of the IP protocol and ...
GovCon Wire

SDA Awards $1.8B in Tranche 1 Transport Layer Prototype Agreements to 3 Vendors; Derek Tournear Quoted

The Space Development Agency has awarded Lockheed Martin (NYSE: LMT), Northrop Grumman (NYSE: NOC) and York Space Systems prototype agreements valued at approximately $1.8 billion combined to build ...
CNBC

Pentagon awards $1.8 billion in contracts to build out its military satellite internet

The Pentagon's Space Development Agency announced nearly $1.8 billion in contracts to three companies for a next-generation military communications network. A pair of aerospace giants – Lockheed ...
Aviation Today

Companies’ Perspective on New Data Links and Waveforms Sought for SDA Tranche 3 Transport Layer

The U.S. Space Force Space Development Agency’s (SDA) Tranche 2 Transport Layer-Gamma satellites are to include Ultra High Frequency (UHF) S-band connections, an advanced tactical data link, and ...
GovCon Wire

Lockheed, Northrop Secure $1.5B in SDA Tranche 2 Transport Layer Beta Prototype Agreements; Derek Tournear Quoted

Lockheed Martin (NYSE: LMT) and Northrop Grumman (NYSE: NOC) have received $1.5 billion in prototype agreements from the Space Development Agency to develop and operate 72 Beta satellites for the ...
SpaceNews

Space Development Agency awards contracts to Lockheed Martin, Northrop Grumman for 72 satellites

Rendering of the Space Development Agency’s Tranche 2 Transport Layer-Beta data transport satellites. Credit: Northrop Grumman WASHINGTON — The Space Development Agency announced Aug. 21 it awarded ...