| Similarity | Rank | |
|---|---|---|
| Avaya | 0.901 | 52110 |
| Cisco's | 0.898 | 54154 |
| Citrix | 0.851 | 32157 |
| Alcatel-Lucent | 0.836 | 66908 |
| Polycom | 0.823 | 77376 |
| VMware | 0.802 | 20105 |
| Mitel | 0.799 | 89951 |
| Nortel | 0.799 | 52937 |
| IBM | 0.797 | 8506 |
| CCIE | 0.789 | 63878 |
| EMC | 0.785 | 24878 |
| CCNA | 0.777 | 48080 |
| Lync | 0.770 | 52221 |
| Novell | 0.770 | 48324 |
| CCNP | 0.766 | 80806 |
| D-Link | 0.766 | 86710 |
| Broadcom | 0.760 | 73172 |
| NetApp | 0.759 | 58778 |
| Linksys | 0.753 | 62758 |
| Telephony | 0.753 | 74891 |
| Symantec | 0.752 | 37712 |
| VMware's | 0.751 | 93619 |
| CompTIA | 0.750 | 60938 |
| Virtualization | 0.747 | 43326 |
| OpenFlow | 0.745 | 96223 |