Cisco UCS 5108 Blade Server Chassis
12
CONFIGURING the CHASSIS
STEP 2 SELECT FABRIC I/O EXTENDERS
The Fabric I/O Extender options are:
■ Cisco UCS 2208XP
■ Cisco UCS 2204XP
■ Cisco UCS 2104XP
Choose Fabric I/O Extenders
The available Fabric I/O Extenders are listed in Table 5. Each Fabric I/O Extender connects to 
the Fabric Interconnect 6100 series modules by means of several ports of 10GbE and Fibre 
Channel over Ethernet (FCoE).
Approved Configurations
(1) Choose one or two identical Fabric I/O Extenders, or
(2) Choose one or two identical Fabric Extender bundles (includes one Fabric Extender plus 
transceivers)
Caveats
■ You must select either one or two identical Fabric I/O Extenders or bundles.
■ Do not use any Fabric Extender transceivers other than those that come in the bundles.
Table 5   Available Fabric I/O Extenders 
Product ID (PID) Fabric I/O Extender
Number of 
10GbE/FCoE 
Ports to Fabric 
Interconnect
Number of Internal 
10GbE/FCoE Ports 
Tota l 
Chassis I/O 
per Fabric 
Extender
UCS-IOM-2208XP 2208XP 8 32 80 Gbs
UCS-IOM2208-16FET Bundle that includes one 
2208XP plus 16 Fabric 
Extender Transceivers (FETs)
1
1. For more information on Fabric Extender bundles, see Fabric Extender Bundles on page 42.
8 32 80 Gbs
UCS-IOM-2204XP 2204XP 4 16 40 Gbs
UCS-IOM2204-8FET Bundle that includes one 
2204XP plus 8 Fabric 
Extender Transceivers (FETs)
1
4 16 40 Gbs
N20-I6584 2104XP 4 8 40 Gbs