On 31 July 2015 at 15:21, Chuck Church <chuckchurch at gmail.com> wrote: > I'm not sure about the ASR920, but the ASR100x can only use the SFP-GE-T > module. GLC-T won't work. > > Chuck Yeah we had this issue on ASR920 too. GLC-T isn't listed in the list of supported SFPs so that does make perfect sense. Cheer, James.