The MAC address of the GMAC is contained inside the CWMP-Account number on the label.
Similar fix as to the 4040 in b22d382ae4
Link #13240
Signed-off-by: Florian Maurer <f.maurer@outlook.de>
Link: https://github.com/openwrt/openwrt/pull/17467
Signed-off-by: Robert Marko <robimarko@gmail.com>