Complex sentence: Cisco Systems and Comcast announced their 100GbE trials in June 2008, however it is doubtful this transmission could approach 100 Gbit/s speeds when using a 40 Gbit/s per slot CRS-1 platform for packet processing.
Split into simpler sentences: Cisco Systems and Comcast announced their 100GbE trials in June 2008. However, it is doubtful that this transmission could approach 100 Gbit/s speeds when using a 40 Gbit/s per slot CRS-1 platform for packet processing.