The main subtree for bridge management, it is an extending of IEEE 802.XXX mib, following functionalities included. -- MAC forwarding -- MSTP -- PAE -- Interface protection, e.g. LACP, UAPS etc. . -- Ring protection, e.g. ZESR, ERPS -- VLAN, VLAN statistic -- LLDP
Sources for this description
ZTE MIB copies (LibreNMS/Observium Community)