Коммутатор Arista DCS-7048T-4S-R

Performance

• Up to 176Gbps throughput
• Up to 132Mpps forwarding
• 768MB packet buffer memory
• As low as 3 micro-second latency

Data Center Optimized Design

• 1+1 redundant & hot-swappable power
• N+1 redundant & hot-swappable fans
• Front-to-rear or rear-to-front cooling

Resilient Control Plane 

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

Non-blocking 1-Gigabit Port Density

• 48 x 100/1000Base-T ports  in 1U
• 4 x 1/100GbE SFP+ Uplinks

Arista Extensible Operating System

• Single binary image for all products 
• Truly modular network OS 
• Fine-grained modularity 
• Stateful Fault Containment (SFC) 
• Stateful Fault Repair (SFR) 
• Full Access to Linux shell and tools 
• Extensible platform - bash, python, C+

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)
• 802.1AB Link Layer Discovery Protocol
• Port Mirroring
• 802.3x Flow Control
• Jumbo Frames (9216 Bytes)
• IGMP v2 snooping v2
• MAC Sec

Layer 3 Features 

• 14K IPv4 Routes
• 4K IPv6 Routes
• Static Routes
• OSPF
• BGP
• VRRP
• L2/3/4 Acces Lists (up to 16K)