Datasheet
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Enhanced vPC (EvPC): In this deployment scenario, access layer redundancy is achieved in two ways:
through redundant connections between the Cisco Nexus 2000 Fabric Extenders and the Cisco Nexus
parent switches using vPC, and through redundant server connections to two fabric extenders using vPC
and active-active server NIC teaming.
vPC+: In this deployment scenario, access-layer redundancy is achieved through server vPC, FEX vPC,
and EvPC. In addition, a vPC+ domain allows the Cisco Nexus parent switch and the fabric extenders to be
viewed as a single virtual switch in a Cisco FabricPath network.
Figure 7. Cisco Nexus 2000 Series Fabric Extenders Design Scenarios, from Left to Right: Server vPC, FEX vPC, EvPC,
vPC+
Product Specifications
Tables 3 through 9 provide product specifications and Table 10 lists standards support for the Cisco Nexus 2000
Series Fabric Extenders.
Table 3. Cisco Nexus 2000 Series Gigabit Ethernet Fabric Extenders Product Specifications
Description Cisco Nexus 2148T Cisco Nexus 2224TP Cisco Nexus 2248TP Cisco Nexus 2248TP-E
Fabric extender host
interfaces
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48
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24
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48
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48
Fabric extender host
interfaces type
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1000BASE-T ports:
RJ-45 connectors
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100BASE-T/1000BASE-
T ports: RJ-45
connectors
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100BASE-T/1000BASE-
T ports: RJ-45
connectors
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100BASE-T/1000BASE-
T ports: RJ-45
connectors
Fabric extender fabric
interfaces
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4
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2
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4
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4
Fabric extender fabric
interfaces type
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Fiber: SFP+ optics
(SFP-10G-SR and
SFP-10G-LR)
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Copper: 10 Gigabit
Ethernet SFP+ passive
Twinax copper cables
(SFP-H10GB-CU1M,
SFP-H10GB-CU3M, and
SFP-H10GB-CU5M) and
active Twinax copper
cables (SFP-H10GB-
ACU7M and SFP-
H10GB-ACU10M)
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Distance between Cisco
Nexus 2000 Series
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Fiber: Cisco Fabric
Extender Transceiver
(FET-10G) and SFP+
optics (SFP-10G-SR and
SFP-10G-LR)
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Copper: 10 Gigabit
Ethernet SFP+ passive
Twinax copper cables
(SFP-H10GB-CU1M,
SFP-H10GB-CU3M, and
SFP-H10GB-CU5M) and
active Twinax copper
cables (SFP-H10GB-
ACU7M and SFP-
H10GB-ACU10M)
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Fiber: Cisco Fabric
Extender Transceiver
(FET-10G) and SFP+
optics (SFP-10G-SR and
SFP-10G-LR)
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Copper: 10 Gigabit
Ethernet SFP+ passive
Twinax copper cables
(SFP-H10GB-CU1M,
SFP-H10GB-CU3M, and
SFP-H10GB-CU5M) and
active Twinax copper
cables (SFP-H10GB-
ACU7M and SFP-
H10GB-ACU10M)
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Fiber: Cisco Fabric
Extender Transceiver
(FET-10G) and SFP+
optics (SFP-10G-SR and
SFP-10G-LR)
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Copper: 10 Gigabit
Ethernet SFP+ passive
Twinax copper cables
(SFP-H10GB-CU1M,
SFP-H10GB-CU3M, and
SFP-H10GB-CU5M) and
active Twinax copper
cables (SFP-H10GB-
ACU7M and SFP-
H10GB-ACU10M)