Can I attach a 10GBase-LR to QSFP-40G-LR4 (CWDM)? The 10GBase-LR is 1310nm and the QSFP-40G-LR4 CWDM channels are 1271, 1291, 1311 and 1331 nm. Are the 1310nm and 3rd channel 1311nm technically compatible?...