| Similarity | Rank | |
|---|---|---|
| Cisco | 0.901 | 11745 |
| Mitel | 0.887 | 89951 |
| Polycom | 0.878 | 77376 |
| Alcatel-Lucent | 0.823 | 66908 |
| Cisco's | 0.822 | 54154 |
| Lync | 0.818 | 52221 |
| Citrix | 0.815 | 32157 |
| Telephony | 0.788 | 74891 |
| Nortel | 0.780 | 52937 |
| Alcatel | 0.773 | 79943 |
| Sonus | 0.772 | 81698 |
| VoIP | 0.757 | 13975 |
| SAP | 0.752 | 12083 |
| EMC | 0.750 | 24878 |
| PBX | 0.746 | 33153 |
| VMware | 0.742 | 20105 |
| Novell | 0.734 | 48324 |
| IBM | 0.733 | 8506 |
| NetSuite | 0.732 | 84800 |
| VOIP | 0.732 | 38302 |
| CRM | 0.731 | 10707 |
| CCIE | 0.728 | 63878 |
| vCloud | 0.726 | 99151 |
| HP's | 0.725 | 45792 |
| D-Link | 0.723 | 86710 |