System Specifications - Lenovo Flex System SI4091 10Gb Product Manual

Components and connectors
The front panel of the Flex System SI4091 10Gb System Interconnect Module is shown in the following figure.
Figure 2. Front panel of the Lenovo Flex System SI4091 10Gb System Interconnect Module
The front panel includes the following components:
10x SFP/SFP+ ports to attach SFP/SFP+ transceivers for 1 GbE or 10 GbE connections or SFP+ DAC
cables for 10 GbE connections.
One mini-USB RS-232 console port that provides another means to configure the interconnect module.
1x RJ-45 1 GbE port for out-of-band management.
System LEDs that display the status of the interconnect module and the network.

System specifications

The following table lists the SI4091 system specifications.
Table 1. System specifications
Component Specification
Form factor Flex System embedded I/O module
Ports
Media types 10 Gb Ethernet SFP+:
(external ports)
1/10 Gb Ethernet SFP+:
1 Gb Ethernet SFP:
Port speeds
Switching method Cut-through.
Data traffic types Unicast, multicast, broadcast.
Lenovo Flex System SI4091 10Gb System Interconnect Module
Internal ports: 14x 10 Gb Ethernet ports
External ports: 10x SFP/SFP+ ports
10 GbE short-range (SR) SFP+ transceivers
10 GbE long-range (LR) SFP+ transceivers
10 GbE extended-range (ER) SFP+ transceivers
10 GbE RJ-45 SFP+ transceivers
10 GbE SFP+ active optical cables (AOCs)
10 GbE SFP+ DAC cables
1/10 GbE SX/SR SFP+ transceivers
1 GbE short-wavelength (SX) SFP transceivers
1 GbE long-wavelength (LX) SFP transceivers
1 GbE RJ-45 SFP transceivers
Internal 10 GbE ports: 1 Gbps or 10 Gbps
10 GbE SFP+ transceivers, DAC cables and AOCs: 10 Gbps
1/10 GbE SFP+ transceivers: 1 Gbps or 10 Gbps
1 GbE SFP transceivers: 1 Gbps
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