Ciena network hardware and software support

We are seeking to find a supplier to provide support for our Ciena network hardware and software. We require support on 237 x 3916,(2) 1G SFP,(2)100M/1G SFP/RJ45,(2)100M/1G SFP, DUAL AC POWER 7 x 3928,(4)100M/1G SFP,(4)1G SFP,(4)10/1G SFP+,SAOS 6.X,DUAL AC POWER 11 x 5142,(20)100/1000M SFP,(4) 1G/10G SFP+, SYNC, EXT. TEMP, (2)SLOTS AC OR DC PLUG POWER SUPPLY 8 x 5170,(4)100G QSFP28,(40)10/1G SFP+,SAOS 8.X,SYNC,(2)SLOTS AC OR DC PSU And software licensing for our Ciena MCP Platform