the following devices are recognized as GENERIC

Nexus 7000:
System Description=Cisco NX-OS(tm) n7000, Software (n7000-s2-dk9), Version 6.1(2), RELEASE SOFTWARE Copyright (c) 2002-2012 by Cisco Systems, Inc. Compiled 9/7/2012 13:00:00
SNMP Object ID=.1.3.6.1.4.1.9.12.3.1.3.1147

Nexus 5000:
System Description=Cisco NX-OS(tm) n5000, Software (n5000-uk9), Version 5.2(1)N1(2a), RELEASE SOFTWARE Copyright (c) 2002-2011 by Cisco Systems, Inc. Device Manager Version 6.1(1),  Compiled 10/21/2012 21:00:00
SNMP Object ID=.1.3.6.1.4.1.9.12.3.1.3.1038

Catalyst 4500X:
System Description=Cisco IOS Software, IOS-XE Software, Catalyst 4500 L3 Switch Software (cat4500e-UNIVERSALK9-M), Version 03.04.00.SG RELEASE SOFTWARE (fc3) Technical Support: http://www.cisco.com/techsupport Copyright (c) 1986-2012 by Cisco Systems, Inc. Compiled Wed 0
SNMP Object ID=.1.3.6.1.4.1.9.1.1732

are you working on drivers for this devices or could anyone help me to get this done?