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ExtremeSwitching VDX 6940

ExtremeSwitching VDX 6940 deliver the high-performance computing needed to keep up with the demands of a virtualized data center, allowing organizations to reduce network congestion, improve application performance, nd meet the capacity required by 10 GbE servers. The 40 GbE uplinks can easily aggregate highbandwidth traffic and reduce bottlenecks that occur when aggregating multiple 10 GbE connections, keeping data center networks working at peak performance.

ExtremeSwitching VDX 6940


Features Benefits
Unmatched Simplicity and Automation
  • Extreme VCS Logical Chassis
  • Self-forming and self-healing fabric
  • Zero-touch provisioning and zero-touch scale-out
  • A reliable foundation for software-defined networks
Optimized for virtualization
  • Zero-touch VM discovery
  • Automatic migration of port profiles
Flexible design meets Data Center needs
  • 10/40 GbE uplinks
  • Ports on demand
Advanced Storage Support
  • Support FCoE, iSCSI and NAS
  • Data Center Bridging (DCB)
  • NAS AutoQoS

ExtremeSwitching VDX 6940

Overview

  VDX 6940-36Q VDX 6940-144S
Form factor 1U 2U
Switching bandwidth (data rate. full duplex) 2.88 Tbps 2.88 Tbps
Switch performance 2.16 Bpps 2.16 Bpps
Port to port latency 700 ns 700 ns
Demensions and weight Width: 44 cm (17.32 in.)
Height: 4.4 cm (1.73 in.)
Depth: 43.8 cm (17.22 in.)
Weight: 31.75 kg (70 lb)
Weight : 8.9 kg (19.6lb) without media;
10.1 kg(22.3 lb) with media
Width: 44 cm (17.32 in.)
Height: 8.7 cm (3.41 in.)
Depth: 48.5 cm (19.1 in.)
Weight: 61.24 kg (135 lb)
Weight : 15.46 kg (34.1lb) without media;
17.32 kg(38.2 lb) with media
10 GbE SFP + ports 144 10 GbE ports using breakout cables 96 fixed 10 GbE ports
40 GbE QSFP+ 36 12
40 GbE Ports on Demand (PoD) 24, 36 6,12
10 GbE Ports on Demand (PoD) N/A 64, 80, 96
Power supplies Two internal, redundant, field-replaceable, load-sharing AD/DC power supplies Two internal, redundant, field-replaceable, load-sharing AD/DC power supplies
Cooling fans 5 field-replaceable fan (FRUs);
each fan FRU has 2 fans
4 field-replaceable fans (FRUs);
each fan FRU has 1 fan
Airflow Rear-to-front or front-to-rear airflow

Scalability Information (*Note)

Connector options Out-of-band Ethernet management: RJ-45 (fixed)
Console management: RJ45 to RS-232 (fixed)
Firmware and diagnostic: USB
Maximum VLANs 4,000-few reserved (~15)
Maximum MAC addresses 112,000 (L2 MACs); fabric-wide 256,000 (CML)
Maximum port profiles (AMPP) 512
Maximum members in a standard LAG 16
Maximum per-port priority pause level 8
Maximum switches in a VCS fabric 48
Maximum ECMP paths in a VCS fabric 16
Maximum trunk members for VCS fabric ports
16
Maximum LAG groups in a VCS fabric 1,000
Maximum switches across which a vLAG can span 8
Maximum members in a vLAG 64
Maximum jumbo frame size 9,216 bytes
Queues per port 8
DCB Priority Flow Control (PFC) classes 8
Maximum ACLs 10,000
Maximum ARP entries 84,000
Maximum ARP IPv4 unicast routes 12,000
Maximum ARP IPv6 unicast routes 3,000
DCB Priority Flow Control (PFC) classes 8
HA/ISSU ISSU fully supported

*Note: Please refer to the latest version of the release notes for the most up-to-date scalability numbers.

General

Operating system Network OS, a modular operating system
Layer 2 switching features -Address Resolution Protocol (ARP) RFC 826
- High availability/In-Service Software Upgrade-hardware-enabled
- IGMP v1/v2 Snooping
- MAC Learning and Aging
- Link Aggregation Control Protocol (LACP) IEEE 802.3ad/802.1AX
- Virtual Local Area Networks (VLANs)
- VLAN Encapsulation 802.1Q
- Private VLANs
- Edge Loop Detection (ELD)
- Per-VLAN Spanning Tree (PVST+/PVRST+)
- Rapid Spanning Tree Protocol (RSTP) 802.1w
- Multiple Spanning Tree Protocol (MSTP) 802.1s
- STP PortFast, BPDU Guard, BPDU Filter
- STP Root Guard
- Layer 2 Access Control Lists (ACLs)
- Pause Frames 802.3x
- Uni-Directional Link Detection (UDLD)
Layer 3 switching features - Border Gateway Protocol (BGP4+)
- DHCP Helper
- Layer 3 ACLs
- Multicast: PIM-SM, IGMPv2
- OSPF
- Static routes
- IPv4/v6 ACL
- Policy-Based Routing (PBR)
- Bidirectional Forwarding Detection (BFD)
- 32-way ECMP
- VRF Lite
- VRF-aware OSPF, BGP, VRRP, static routes
- VRRP v2 and v3
- IPv4/IPv6 dual stack
- IPv6 ACL packet filtering
- IPv6 routing
- Wire-speed routing for IPv4 and IPv6 using any routing protocol
VCS Fabric technology features - Automatic Fabric Formation
- DHCP Option 66/67 (Auto Fabric Provisioning)
- Distributed Configuration Management
- Distributed Fabric Services
- Switch Beaconing
- Transparent Interconnection of Lots of Links (TRILL)
- Transparent LAN Services
- Virtual Link Aggregation Group (vLAG) spanning
- VRRP-E
- 16-way ECMP
- Zero-touch provisioning
- Fabric virtual gateway
Multitenancy and virtualization features - TRILL FGL-based VCS Virtual Fabric feature
- VCS Gateway for NSX with VMware NSX Orchestration
- Virtual fabric extension
- Automatic Migration of Port Profiles (AMPP)
- VM-Aware Network Automation
- BFD for virtual fabric extension
DCB features - Priority-based Flow Control (PFC) 802.1Qbb
- Enhanced Transmission Selection (ETS) 802.1Qaz
- Manual configuration of lossless queues for protocols other than FCoE and iSCSI
- Data Center Bridging eXchange (DCBX)
- DCBX Application Type-Length-Value (TLV) for FCoE and iSCSI
Fibre Channel/FCoE features (Requires FCoE license) - Multihop Fibre Channel over Ethernet (FCoE); requires VCS Fabric technology
- FC-BB5 compliant Fibre Channel Forwarder (FCF)
- Native FCoE forwarding
- FCoE to Fibre Channel Bridging
- FCoE on VDX 6940
- FCoE on QSFP+ port
- Flex Ports, allowing direct and SAN connectivity of Fibre Channel targets
- Multi-hop Access Gateway Support
- End-to-end FCoE (initiator to target)
- FCoE Initialization Protocol (FIP) v1 support for FCoE device login and initialization
- Name Server-based zoning
- Supports connectivity to FIP Snooping Bridge (FSB) device
- FCoE traffic over standard LAG
- Interface Binding
- Logical SANs
IP storage - Auto QoS (automatic prioritization of IP storage traffic)
High availability - ISSU L2 and L3
- BFD
- OSPF v2/v3
- OSPF3-NSR
- BGP4
- BGP4-GR
Quality of Service (QoS) - ACL-based QoS
- Eight priority levels for QoS
- Class of Service (CoS) IEEE 802.1p
- DSCP Trust
- DSCP to Traffic Class Mutation
- DSCP to CoS Mutation
- DSCP to DSCP Mutation
- Random Early Discard
- Per-port QoS configuration
- ACL-based Rate Limit
- Dual-rate three color token bucket
- ACL-based remarking of CoS/DSCP/Precedence
- ACL-based sFlow
- Scheduling: Strict Priority (SP), Deficit Weighted Round Robin (DWRR), Hybrid
Scheduling (Hybrid)
- Queue-based Shaping
- Flow-based QoS
Switch health monitoring Fabric Watch monitoring and notification

Management

Management and monitoring - IPv4/IPv6 management
- Industry-standard Command Line Interface (CLI)
- Netconf API
- REST API with YANG data model
- VCS Plugin for OpenStack
- Link Layer Discovery Protocol (LLDP) IEEE 802.1AB
- Logical chassis management
- MIB II RFC 1213 MIB
- Switch Beaconing
- Management VRF
- Switched Port Analyzer (SPAN)
- Telnet
- SNMP v1, v2C, v3
- sFlow RFC 3176
- Out-of-band management
- Remote SPAN (RSPAN)
- RMON-1, RMON-2
- NTP
- Management Access Control Lists (ACLs)
- Role-Based Access Control (RBAC)
- Range CLI support
- UDLD
- OpenStack Neutron ML2 plugin
- Python
- Puppet
Security - Port-based Network Access Control 802.1X
- RADIUS (AAA)
- TACACS+
- Secure Shell (SSHv2)
- BPDU Drop
- Lightweight Directory Access Protocol (LDAP)
- Secure Copy Protocol
Software-Defined Networking (SDN) and programmability - OpenFlow 1.3
- VXLAN Gateway
- REST API with YANG data model
- Puppet
- Python

Mechanical

Enclosure Front-to-rear, rear-to-front airflow; 1U (6940-36Q) and 2U (6940-144S), 19-inch EIA-compliant; power from non-port side

Environmental

  VDX 6940-36Q VDX 6940-144S
Temperature Operating: 0°C to 40°C (32°F to 104°F) Non-operating and storage:
-25°C to 70°C (-13°F to 158°F)
Operating: 0°C to 40°C (32°F to 104°F) Non-operating and storage:
-25°C to 70°C (-13°F to 158°F)
Humidity Operating: 5% to 93% at 50°C (122°F) Non-operating and storage: 10% to 95% at 60°C (140°F) Operating: 5% to 93% at 50°C (122°F) Non-operating and storage: 10% to 95% at 60°C (140°F)
Altitude
Operating: 0 to 3,000 m (9,842 ft.) Non-operating and storage: 0 to 12,000 m (39,370 ft.) Operating: 0 to 3,000 m (9,842 ft.) Non-operating and storage: 0 to 12,000 m (39,370 ft.)
Shock Operating: 15 G, 11 ms, half-sine wave Non-operating and storage: 33 G, 11 ms, half-sine wave, 5/ea axis, and 33 G 6 ms, trapezoidal, 1/ea axis Operating: 15 G, 11 ms, half-sine wave Non-operating and storage: 33 G, 11 ms, half-sine wave, 5/ea axis, and 33 G 6 ms, trapezoidal, 1/ea axis
Vibration Operating: 1 G sine, 0.5 gms random, 5 to 500 Hz Non-operating and storage: 2.4 G sine, 1.1 gms random, 5 to 500 Hz Operating: 1 G sine, 0.5 gms random, 5 to 500 Hz Non-operating and storage: 2.4 G sine, 1.1 gms random, 5 to 500 Hz
Airflow Maximum: 159 cmh (94 cfm)
Minimum: 65 cmh (38 cfm)
Maximum: 370 cmh (218 cfm)
Minimum: 95 cmh (56 cfm)

Power

  VDX 6940-36Q VDX 6940-144S
Power supplies Two internal, redundant, field-replaceable, load-sharing power supplies
Power inlet C13
Input voltage 100 to 240 V or 48 V DC
Input line frequency 50 to 60 Hz
Inrush current 30 A peak at cold start and 50 A peak at warm start for <10 ms, 10 A peak for cycles 10 ms to 150 ms,<7 A peak for >150 ms 40 A peak at either cold or warm start <10 ms,10 A peak for cycles 10 ms to 150 ms, <7 A peak for >150 ms
Maximum current 6 A at 100 VAC/7 A at 90 VAC 6 A at 100 VAC/7 A at 85 VAC
Typical power consumption At 100 VAC 2.18 A, 215 W, 733.81 BTU/hr
At 200 VAC 1.12 A, 212 W, 723.57 BTU/hr
Input current calculated with 1 PSU; watts and BTU/hour with 2 PSUs
At 100 VAC 3.288 A, 327 W, 1,116 BTU/hr
At 200 VAC 1.639 A, 321 W, 1,095 BTU/hr
Input current calculated with 1 PSU; watts and BTU/hour with 2 PSUs
Maximum power consumption At 100 VAC 2.84 A, 282 W, 962.5 BTU/hr
At 200 VAC 1.44 A, 276 W, 942 BTU/hr
Input current calculated with 1 PSU; watts and BTU/hour with 2 PSUs
At 100 VAC 2.706 A, 512 W, 1,747 BTU/hr
At 200 VAC 1.375 A, 500 W, 1,706 BTU/hr
Input current calculated with 1 PSU; watts and BTU/hour with 2 PSUs

Safety Compliance

CAN/CSA C22.2 No. 60950-1-07 including A1 /
UL 60950-1-07, Ed. 2 including A1
CAN/CSA-C22.2 No. 60950-1 Second Edition
EN 60950-1 Second Edition +A1/A12
IEC 60950-1 Second Edition +A1
GB 4943.1-2011 and GB9254-2008 CNS14336-1(99)
CSA/NRTL Certification

EMC

FCC Class A
ICES-003 Class A
VCCI-Class A
CE
C-Tick
BSMI
KCC Class A

Immunity

EN55024

Environmental Regulatory Compliance

RoHS-6 (with lead exemption) Directive 2002/95/EC
NEBS-Compliant

Standard Compliance

VDX 6940 products conform to following Ethernet standards.
- IEEE 802.1D Spanning Tree Protocol
- IEEE 802.1s Multiple Spanning Tree
- IEEE 802.1w Rapid Reconfiguration of Spanning Tree Protocol
- IEEE 802.3 Ethernet
- IEEE 802.3ad Link Aggregation with LACP
- IEEE 802.3ae 10G Ethernet
- IEEE 802.1Q VLAN Tagging
- IEEE 802.1p Class of Service Prioritization and Tagging
- IEEE 802.1v VLAN Classification by Protocol and Port
- EEE 802.1AB Link Layer Discovery Protocol (LLDP)
- IEEE 802.3x Flow Control (Pause Frames)
- IEEE 802.3ab 1000BASE-T
- IEEE 802.3z 1000BASE-X

The following draft versions of the Data Center Bridging (DCB) and Fibre Channel over Ethernet (FCoE) standards are also supported on the VDX 6940:
- IEEE 802.1Qbb Priority-based Flow Control
- IEEE 802.1Qaz Enhanced Transmission Selection
- IEEE 802.1 DCB Capability Exchange Protocol (Proposed under the DCB Task Group of IEEE 802.1 Working Group)
- FC-BB-5 FCoE (Rev 2.0)

Support for Brocade Switches/ExtremeSwitching VDX series