: If your HG658b was provided by an ISP (e.g., Vodafone, O2, etc.), the firmware is often customized. Attempting to flash generic "original" firmware can sometimes fail or disable ISP-specific features like VoIP. OpenWrt Alternative
: Advanced users sometimes look to OpenWrt , though the HG658b/c has limited support and often requires specialized technical knowledge to flash. How to Check or Update Your Firmware Upgrading a Switch - Huawei Technical Support huawei+hg658b+original+firmware+download+work
: The most reliable official source for technical software is the Huawei Enterprise Support Portal . Note that downloading certain files may require a registered account with valid product permissions. : If your HG658b was provided by an ISP (e
