Коммутатор Arista DCS-7124SX-F

Performance

• 24 1/10GbE ports in 1RU
• 480 gigabits per second
• 360 million packets per second
• Wire speed L2 and L3 forwarding 

Ultra-Low Latency

• Sub-500 nanosecond latency
• Same latency for L2 and L3
• Low latency at 1GE and 10GE
• Low jitter for unicast and multicast
• Dynamic buffer allocation

Data Center Optimized Design

• 1+1 redundant & hot-swappable power
• N+1 redundant & hot-swappable fans
• Front-to-rear or rear-to-front cooling
• Typical power consumption 5W/port

Resilient Control Plane 

• Dual-core x86 CPU
• 4GB DRAM
• 2GB Flash
• User applications can run in a VM

Built-in Storage

• Solid State Drive option
• Store logs and data captures
• Network boot nodes from the switch
• Linux tools with no limitations

Advanced Provisioning & Monitoring 

• Zero Touch Provisioning (ZTP)
• Latency Analyzer (LANZ)
• VM Tracer
• sFlow

Arista Extensible Operating System

• Single binary image for all products
• Truly modular network OS
• Stateful Fault Containement (SFC)
• Stateful Fault Repair (SFR)
• Access to Linux tools
• Extensible platform

Layer 2 Features

• 16K L2 Forwarding Entries
• 802.1w Rapid Spanning Tree
• 802.1s Multiple Spanning Tree Protocol
• Rapid Per VLAN Spanning Tree (RPVST+)
• 802.3ad Link Aggregation/LACP
  • 16 ports/channel
  • 256 groups per system
• Multi-Chassis Link Aggregation (MLAG)
  • Uses IEEE 802.3ad LACP
  • 32 ports per MLAG
• 802.1Q VLANs/Trunking
  • 4094 VLANs
• Q-in-Q
• 802.1AB Link Layer Discovery Protocol
• Port Mirroring
• 802.3x Flow Control
• Jumbo Frames (9216 Bytes)
• IGMP v1/v2/v3 snooping
• Storm Control

Layer 3 Features 

• 16K IPv4 Routes
• Static Routes
• Routing Protocols: OSPF, BGP, ISIS
• 16-way Equal Cost Multipath Routing (ECMP)
• Route Maps
• PIM-SM
• Anycast RP (RFC 4610)
• VRRP
• Virtual ARP (VARP)

Security Features 

• ACLs using L2, L3, L4 fields
• Control Plane Protection (CPP)
• MAC Security
• TACACS+
• RADIUS

Monitoring and Provisioning 

• Latency Analyzer (LANZ)
• Zero Touch Provisioning (ZTP)
• SSD for logging and data capture
• Restore from USB
• Blue Beacon LED for system identification
• eAPI