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The rear panel of the G8052 features the following components:
Two redundant hot-swap AC power supplies (IEC 320-C14 power connector)
Up to four hot-swap fan assemblies (three fans come standard with the switch and provide N+1
redundancy)
System specifications
The following table lists the RackSwitch G8052 system specifications.
Table 1. System specifications
Component
Specification
Form factor
1U rack mount
Ports
SFP/SFP+ media
10 Gb Ethernet SFP+:
types
1 Gb Ethernet SFP:
Port speeds
Switching method Cut-through.
Data traffic types
Unicast, multicast, broadcast.
Software features Lenovo Networking OS:
Layer 2 switching, Layer 3 switching, virtual local area networks (VLANs), VLAN tagging,
spanning tree protocol (STP), link aggregation (trunk) groups (LAGs), virtual LAGs (vLAGs),
Hot Links, Layer 2 failover, quality of service (QoS), stacking, Edge Virtual Bridging (EVB),
VMready, OpenFlow, IPv4/IPv6 management, IPv4/IPv6 routing, IPv4 virtual router
redundancy protocol (VRRP), IPv4 policy-based routing (PBR).
Performance
Non-blocking architecture with wire-speed forwarding of traffic:
Scalability
Lenovo RackSwitch G8052
48x Gigabit Ethernet (GbE) RJ-45 fixed ports
4x SFP/SFP+ ports
10 GbE short-range (SR) SFP+ transceivers
1/10 GbE SX/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+ direct attach copper (DAC) cables
1 GbE short-wavelength (SX) SFP transceivers
1 GbE long-wavelength (LX) SFP transceivers
1 GbE RJ-45 SFP transceivers
1 GbE RJ-45 fixed ports: 10/100/1000 Mbps autosensing
10 GbE SFP+ transceivers, DAC cables and AOCs: 10 Gbps
1 GbE SFP transceivers: 1 Gbps
Up to 176 Gbps aggregated throughput
As low as 1.8 microseconds switching latency
Up to 132 Million packets per second (Mpps)
Up to 12,288-byte jumbo frames
Receive buffer size: 4 MB
MAC address forwarding database entries: 32,000
VLANs: 4,095 (2,048 active VLANs)
Per VLAN Rapid Spanning Tree (PVRST) instances: 128
Multiple STP (MSTP) instances: 32
Link aggregation groups: 52
Ports in a link aggregation group: 8
4
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