Broadband-Hamnet - Amateur Radio Mesh Networking. In its current form it is built using the Linksys WRT54G/GL/GS wireless routers and operates on Missing: WRTN v1. Linksys. WRTNL. 1. Linksys. WRTN. v Linksys will be using firmware (see Firmware explanation below) from Broadband Hamnet. Anybody know what is latest Firmware for WRTN V and where I Free Download Linksys WRTN v1 Broadband-Hamnet Firmware.