diff --git a/udev/80-modem-eg25.rules b/udev/80-modem-eg25.rules
new file mode 100644
index 0000000..163ec57
--- /dev/null
+++ b/udev/80-modem-eg25.rules
@@ -0,0 +1 @@
+ACTION=="add", SUBSYSTEM=="tty", ATTRS{idVendor}=="2c7c", ATTRS{idProduct}=="0125", ENV{.LOCAL_ifNum}=="02", RUN+="/usr/bin/configure-modem-usb"
diff --git a/udev/configure-usb-modem b/udev/configure-usb-modem
new file mode 100644
index 0000000..97468fc
--- /dev/null
+++ b/udev/configure-usb-modem
@@ -0,0 +1,8 @@
+#!/bin/sh
+
+# Avoid USB resets
+echo "auto" > /sys/bus/usb/devices/3-1/power/control
+echo "3000" > /sys/bus/usb/devices/3-1/power/autosuspend_delay_ms
+echo "enabled" > /sys/bus/usb/devices/3-1/power/wakeup
+echo "1" > /sys/bus/usb/devices/3-1/avoid_reset_quirk
+echo "0" > /sys/bus/usb/devices/3-1/power/persist