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48 ports

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10/100/1000 (RJ-45)

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Cisco IOS Software Release 12.2(18)EW or later

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IEEE 802.3af and Cisco prestandard PoE, IEEE 802.3x flow control

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Bandwidth is allocated across six 8-port groups, providing 1 Gbps per port group

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Enterprise and commercial: designed to power IP phones, wireless base stations,
video cameras, and other IEEE-compliant powered devices