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Four Gigabit Ethernet Port Network Module

Cisco C3KX-NM-1G. Internal. Connectivity technology: Wired, Interface: Ethernet. Maximum data transfer rate: 1000 Mbit/s. Product colour: Black, Silver, White

The Cisco Catalyst 3750-X Series and 3560-X Series Switches support four optional network modules for uplink ports. The default switch configuration doesn’t include the uplink module; at the time of switch purchase the customer has the flexibility to choose from the network modules The SFP+ interface supports both 10GbE and GbE port, allowing customers to use their investment in GbE SFP and upgrade to 10GbE when business demands change, without having to do a comprehensive upgrade of the access switch. The four uplink modules are hot swappable.

Ports & interfaces
Ethernet LAN (RJ-45) ports 4
Interface Ethernet
Connectivity technology Wired
Cabling technology 10/100/1000BaseT(X)
Ethernet LAN data rates 10,100,1000 Mbit/s
Ethernet LAN Y
Networking standards IEEE 802.3, IEEE 802.3ab, IEEE 802.3u
Maximum data transfer rate 1000 Mbit/s
LED indicators Y
Hot-swap Y
Product colour Black, Silver, White
Internal Y