yes, i've tried to update according to update manual but run to a problem with remotecom on windows XP (above, post from 7m ago). Now, we are still stuck with 8 sim i init/error state. Update for 2 problematic module went ok (bellow, umts ...) Ggm gw is available to update/reboot/downtime from 21.12, so if you want to help zoom/skype ... thanks
UTMS is UC15 module i think , it does not support flash module frimware by tools, Please check if the board still under warranty , You can contact sale team for repair.
Sales give us a good price for failed modules and new gateway, but first we have to deal with one more problem. We have two gateways connected to asterisk, portech and openvox. When a call is placed over portech gw and mobile vendor is returning any speech, for example: " number does not exist" everything is ok, call is terminated. Call over openvox gw return error code 21 to asterisk (call is rejected) and asterisk continue to call over second, third trunk ... on openvox.
and question regarding this original post: is it posiible to upgrade firmware through web gui: