This article explains what the Speed Telly Bridge Mod 189 is, lists prerequisites and tools, and provides a clear, step-by-step installation procedure with troubleshooting tips and safety notes.
Note: Specific instructions depend entirely on which "Bridge" kit you have purchased (e.g., a raw signal conditioner vs. a GPS interface). Below is the standard procedure for installing an aftermarket signal bridge.
Power users have expanded the mod with a companion setting: 189 as a QoS ceiling. speed telly bridge mod 189 install
Add this to your bridge router’s firewall script (/etc/firewall.user):
# Speed Telly Mod 189 Traffic Shaping
tc qdisc add dev br0 root handle 1: htb default 30
tc class add dev br0 parent 1: classid 1:1 htb rate 189mbit
tc filter add dev br0 protocol ip parent 1:0 u32 match ip dport 554 0xffff flowid 1:1
This limits the bridge’s total video streaming (RTSP port 554) to 189 Mbit, preventing a single 8K stream from saturating your entire bridge link. Speed Telly Bridge Mod 189 — Installation Guide
In the context of older Case IH tractors (like the 89 series: 189, 385, 485), the term "Speed Telly Bridge" usually refers to a signal converter or calibration box.
The factory setup typically uses a mechanical cable or an early-generation magnetic pickup sensor located on the transmission or the rear axle housing. Over time, these sensors fail, cables break, or the internal gears in the transmission housing strip. This limits the bridge’s total video streaming (RTSP
A "Bridge" mod creates an interface between the raw sensor signal and the dashboard display (or an aftermarket GPS speed source) to ensure accurate speed readings without replacing expensive OEM internal transmission parts.
http://[YOUR_SERVER_IP]:8080/streams/allhttp://[YOUR_SERVER_IP]:8080/epg/guide.xml