Features And Specifications - Lenovo RackSwitch G8124E Product Manual

Features and specifications

Note: Features and specifications listed in this section are based on Networking OS 7.9.
The RackSwitch G8124E has the following features and specifications:
Form factor: 1U rack mount switch

o
RackSwitch G8124E Rear-to-Front version for ports located in the rear of the rack matching
System x®, BladeCenter® and Flex System® designs
o
RackSwitch G8124E Front-to-Rear version for ports located in the front of the rack matching
airflow of iDataPlex® and NeXtScale™ System designs
Ports

o
24 ports for 1 Gb or 10 Gb Ethernet SFP/SFP+ transceivers (support for 1000BASE-SX,
1000BASE-LX, 1000BASE-T, 10GBASE-SR, 10GBASE-LR, and 10GBASE-ER) or SFP+
direct-attach copper cables. SFP+ modules and DAC cables are not included and must be
purchased separately.
o Two 10/100/1000 Ethernet port (RJ-45 connector) for out of band (OOB) management
o
One RS-232 serial port (Mini-USB connector) that provides an additional means to configure the
switch
Scalability and performance

o 1 Gb and 10 Gb Ethernet ports for bandwidth optimization and performance
o
Non-blocking architecture with wire-speed forwarding of traffic and aggregated throughput of 480
Gbps
o 100% line-rate performance with 570 nanoseconds switching latency
o
Media access control (MAC) address learning: automatic update, support for up to 16,000 MAC
addresses
o
Up to 128 IP interfaces per switch (interfaces 127 and 128 are reserved for switch management)
o Static and LACP (IEEE 802.3ad) link aggregation, up to 16 trunk groups with up to 12 ports per
trunk group
o Support for jumbo frames (up to 9,216 bytes)
o Broadcast/multicast storm control
o IGMP snooping to limit flooding of IP multicast traffic
o IGMP filtering to control multicast traffic for hosts participating in multicast groups
o
Configurable traffic distribution schemes over trunk links based on source/destination IP or MAC
addresses, or both
o
Fast port forwarding and fast uplink convergence for rapid STP convergence
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