Below you can find logos, similar to the 3Com .

3Com 33 3Com 33 vector
3COM BW 3COM BW vector
3COM 3COM vector
3Com 32 3Com 32 vector
3com 1 3com 1 vector
3com 30 3com 30 vector
3com 31 3com 31 vector
3COM CONNECTED 3COM CONNECTED vector
3com 3com vector