From 9ba464f4a4d7a344957bbb86838d6fd51dbd7f04 Mon Sep 17 00:00:00 2001 From: mikkeli Date: Thu, 8 Oct 2026 09:58:35 +0900 Subject: [PATCH] Mark povo connection metered project-yukart's map-tile sync treats NetworkManager's metered flag as a second guard against syncing over LTE; the flag was never set. It is now, live on the car unit. Co-Authored-By: Claude Opus 5.5 --- docs/impl/reports/SIM7600-SETUP.md | 2 ++ 1 file changed, 2 insertions(+) diff --git a/docs/impl/reports/SIM7600-SETUP.md b/docs/impl/reports/SIM7600-SETUP.md index 57b0f40..10a56d5 100644 --- a/docs/impl/reports/SIM7600-SETUP.md +++ b/docs/impl/reports/SIM7600-SETUP.md @@ -93,6 +93,8 @@ sudo nmcli con add type gsm ifname '*' con-name povo gsm.apn povo.jp \ ``` - `ifname '*'`: binds to whichever modem ModemManager exposes (now `cdc-wdm0`). +- `connection.metered yes` (added 2026-10-08): marks LTE as metered so bulk transfers can refuse it. Project Yukart's + map-tile sync uses this as its second guard (LAN-only rsync). - `autoconnect-retries 0` (forever): the default of 4 retries left the link permanently down after early failures. In a car, the modem may come up after NetworkManager. - Metric 1000 vs NM defaults Ethernet 100 / WiFi 600 → LTE only carries traffic when both are gone. Right after connecting the route