{iso(1) identified-organization(3) dod(6) internet(1) private(4) enterprise(1) 52 mibs(4) ctronV2H(12) v2h124-24MIB(30) v2h124-24MIBObjects(1) portMgt(2) portTable(1) portEntry(1) portLinkSpeed(3) portVirtualType(4) portVirtualTypeSvc(1)}