Some Cisco SB switches work as Layer3 devices + avoid a numbers of model type

lib/SNMP/Info.pm

@@ -1691,6 +1691,11 @@ sub device_type {
         $objtype = 'SNMP::Info::Layer3::CiscoFWSM'
             if ( $desc =~ /Cisco Firewall Services Module/i );
         
+        #   Cisco Small Business (300 500) series override
+        #   This is for enterprises(1).cisco(9).otherEnterprises(6).ciscosb(1)
+        $objtype = 'SNMP::Info::Layer2::CiscoSB'
+            if ( $soid =~ /^\.?1\.3\.6\.1\.4\.1\.9\.6\.1/ );
+
         # Avaya Secure Router
         $objtype = 'SNMP::Info::Layer3::Tasman'
             if ( $desc =~ /^(avaya|nortel)\s+(SR|secure\srouter)\s+\d{4}/i );