Datasheet

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WS-X4612-SFP-E:
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12 Port line-rate SFP line card, providing 12 gigabits per-slot capacity (1:1 oversubscribed)
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Cisco IOS Software Release 12.2(54)SG or later
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L2-4 Jumbo Frame support (up to 9216 bytes)
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Inherits Supervisor Engine QoS capability
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Compatible only with E-Series supervisor engines
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Enterprise, mid-market, and commercial core and distribution deployments requiring line-rate capability
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Service provider: GE aggregation for DSLAM/PON/mobile data backhaul
Figure 10 shows WS-X4640-CSFP-E.
Figure 10. WS-X4640-CSFP-E
WS-X4640-CSFP-E:
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40 modules of Gigabit SFP line card (1000BaseX), providing 24 gigabits per-slot capacity (SFP optional)
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40 ports with Gigabit SFP (2:1 oversubscribed)
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80 ports with Gigabit compact SFP (4:1 oversubscribed)
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Customers can mix and match Gigabit SFP and Gigabit compact SFPs
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6E/6LE Supports WS-X4640-CSFP-E with IOS version 15.1.(1)SG
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7E, 7L-E supports WS-X4640-CSFP-E from 15.0(2)SG1/3.2.0SG onwards
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Supported on 3, 6, and 7 slot chassis
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IEEE 802.3, IEEE 802.3ah, IEEE 802.3x flow control
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L2-4 Jumbo Frame support (up to 9216 bytes)
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Inherits supervisor engine QoS capability
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Service Provider: Point-to-Point fiber to the home (FTTH) or building (FTTB) for residential and business
applications
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Enterprise: Providing Fiber to the Desktop (FTTD), for deployments where non-blocking is not a mandatory
requirement