the WS-X4515 supports 2 GE ports.
can they be used at the same time, to get redundant links?
I have this problem too.
Correct Answer by Amit Singh about 9 years 8 months ago
yes, you need to install the GBIC converter on these ports. You have to choose out from WS-5483, WS-5484,WS-5486 GBICs.
HTH,please rate if it does.