London, June 5 (BridgeNews) - European stock markets ended higher after another subdued day, led by modest gains across the technology, media and telecommunications sectors, and further strength among oil companies. Bucking the positive trend, was U.K. railway operator Railtrack PLC (GB;RTK), which fell 17% as its problems mount. At 1615 GMT, the FTSE Eurotop 100 Index was up 39 points, or 1.2%, at 3347 points.