2* 10/100Base-T RJ45,1* 100M fiber SFP ports, without SFP module,external PS
1* 10/100Base-T RJ45,2* 100M fiber SFP ports, without SFP module,external PS
3* 10/100Base-T RJ45,2* 100M SFP port,external PS
6* 10/100Base-T RJ45,2* 100M fiber SFP ports, without SFP module,external PS
8* 10/100Base-T RJ45,1* 100M SFP port,external PS