Netgear GSM7228PS GSM72xxPS Data Sheet - Page 4
NETGEAR Hardware Stacking
UPC - 606449071696
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ProSafe® 24- and 48-port Stackable Gigabit PoE L2+ Managed Switches NETGEAR Hardware Stacking Local and Distant Stack Topology GSM7228PS, GSM7252PS Local Stack Topology When the switches are deployed in the same rack, one AX742 kit per switch is required for dual-ring topology, providing higher resiliency and intelligent load balancing. Each ring speed is 12 Gbps half duplex (24 Gbps full duplex). Dual ring overall speed is 24 Gbps half duplex (48 Gbps full duplex). AX742 24 Gbps Stacking Kit + • Each AX742 kit contains 2 stacking modules+ 1 stacking cable • One AX742 kit per switch recommended for full 48 Gbps bandwidth and complete redundancy Distant Stack Topology When the switches are deployed in several locations, two AX743 SFP+ host modules are required per switch, with the SFP+ optics (AXM761, AXM762 or AXM763) for this hardware dual-ring topology, providing highest resiliency and intelligent load balancing. Each ring speed is 10 Gbps half duplex (20 Gbps full duplex). Dual ring overall speed is 20 Gbps half duplex (40 Gbps full duplex). Local and distant stack can be combined for maximum flexibility (example: "SMB Network Deployments" application, Page 3). Built-in SFP+ and Stacking Note The two built-in SFP+ ports on the front are reserved for network uplinks or server/storage connection. For distant stacking using fiber, AX743 and the rear module bays are preferred. AX743 SFP+ Host Module AXM761, AXM762 or AXM763 SFP+ 10GBase-SR, LR or LRM optics • AX743 + AXM761/AXM762/AXM763 optics in each rear slot • Two SFP+ modules are recommended for full 40 Gbps bandwidth and complete redundancy - 4 -