8072 net-snmp
5813 The OpenNMS Group, Inc.
20006 Nagios
311	Microsoft
9	ciscoSystems
5771 Cisco Systems, Inc.
5842 Cisco Systems
35	Nortel Networks
2865 Nortel Networks - Optical Metro
10482 Nortel
16885 Nortel Networks
99 SNMP Research
116	Hitachi, Ltd.
278 Hitachi Cable, Ltd.
15919 Hitachi Storage Software Incorporated
79	Fujitsu Services
211	Fujitsu Limited
119	NEC Corporation
14399 NEC Infrontia Corp.
16066 NEC Telenetworx,Ltd
17202 NEC informatec systems,ltd.
17990 NEC Electronics Corporation
11	Hewlett-Packard
1092 Yokogawa-Hewlett-Packard
6534 hp
111 Oracle
791 Computer Associates International
2162 Advent Network Management
7581 Advent Networks, Inc.
674 Dell Inc.
2	IBM
4769 IBM Corporation
5766 IBM Global Services
5949 IBM, AIX Tools Team
6904 IBM, Infrastructure Support Group
19771 IBM, Tivoli Provisioning and Orchestration
20301 IBM eServer X
1598 Tivoli Systems Inc.
14887 Nomura Research Institute, Ltd.
5195 AdRem Software
10062 Comsquared Systems, Inc.
1163 Integrated Systems Technology
16299 corega K.K.
122 Sony
1182 YAMAHA Corporation
12419 YAMAHA CORPORATION
1065 Canon Information Systems
1602 CANON Inc.
25278 Canon Electronics Inc.
1248 SEIKO EPSON CORPORATION
2435 Brother Industries, Ltd.
12691 Terilogy Co., Ltd.