[Server] Cisco UCS C-series use ‘Direct Connect Mode’ , don’t need FEX

自UCS 2.2開始支援C-series (Rack-Server) 可以直連Nexus FI6xxx ,無需透過Nexus 2K series Fabric Extenders (FEX)

1. C200, C210, and C250 do not support Direct Connect.
2. A maximum of 120 virtual interfaces (但透過FEX原是可以到256 virtual interfaces)
3. UCSM need 2.2 and above
4. following supported Cisco UCS C-Series servers and corresponding CIMC release versions listed in the following table
5. VIC adapters must be installed in the correct slot
6. FI ports must be configured as “server" ports
7. At least one 10-Gb SFP cable for each card. You cannot connect the card to the same FI from both the ports

(Before You Begin)
1. FI ports are configured as “server" ports
2. Cisco UCS VIC 1225 or Cisco VIC 1227 is installed in the correct slot
3. Do not mix SFP types on an uplink with FI




Reference : Cisco – Cisco UCS C-Series Server Integration with Cisco UCS Manager 2.2



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