Lenovo RackSwitch G8052 Product Manual - Page 4

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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