SLX 9240 Switch Specifications
Form factor 1U
Switching bandwidth (data rate, full duplex) 3.2 Tbps
Forwarding capacity (data rate, full duplex) (L2) 2.4 Bpps, (L3) 600 Mpps line-rate performance
Dimensions and weight 44.0 cm; 173.2 in. (Width), 444.7 cm; 175 in. (Depth), 4.37cm; 1.72 in. (Height) 9.07 kg; 20 lb
100/40 GbE ports 32
Power supplies Two internal, redundant, field-replaceable, load-sharing AC or DC power supplies
Cooling fans Five field-replaceable fans
Dynamically shared packet buffer 24 MB
Connector Options 10 GbE SFP+ (via splitter cable)
  40 GbE QSFP+
  100 GbE QSFP-28
  Out-of-band Ethernet management: 10/100/1000 Mbps RJ-45
  Console management: RJ45 serial port and USB type-C port with serial communication device class support
  Storage: USB port, standard-A plug
SLX 9240 Power
Power inlet (AC) C13
Input voltage 90 V to 264 V or 40.8 V to 60 V DC
Input line frequency 47 Hz to 63 Hz
Inrush current 25 A peak
Maximum current 12 A/AC, 14 A/DC
Typical power consumption 184 W
Two AC PSU, five fan trays, 10% traffic, low fan speed
Maximum power consumption 581W
Two AC PSU, six fan trays, 100% traffic, high fan speed
Power supply rated maximum (AC) 650 W
Switch power consumption DC PSU 563W; AC PSU 581 W
SLX 9240 Environment
Humidity 5% to 95% at 50°C
Altitude Up to 3,000 m safety; 60 m to 4,000 m operational
Shock (operational) 20 G, 11 ms, half-sine wave
Vibration (operational) 1 G sine, 0.4 gms random, 5 Hz to 500 Hz
Airflow 134 CFM (estimated with two PSU, six fan trays)
Acoustics (25°C) 52 dBA
MTBF (25°C) 327,539 hours
SLX 9240 Software Specifications
Maximum MAC addresses Up to 48,000
Maximum VLANs 4,096
Maximum routes (in hardware) Up to 40,000
Maximum ACLs 512
Maximum members in a standard LAG 16
Maximum per-port priority pause level 8
Maximum switches an mLAG can span 2
Maximum IPv4 unicast routes 48,000
Maximum IPv6 unicast routes 8,000
DCB priority flow control classes 4
Maximum jumbo frame size 10,000 bytes
QoS priority queues (per port) 8
SLX 9240 IEEE Compliance
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
IEEE 802.1AB Link Layer Discovery Protocol (LLDP)
IEEE 802.3x Flow Control (Pause Frames)
IEEE 802.3ab 1000BASE-T
IEEE 802.3z 1000BASE-X
SLX 9240 RFC Compliance
General Protocols  
RFC 768  User Datagram Protocol (UDP)
RFC 783 TFTP Protocol (revision 2)
RFC 791 Internet Protocol (IP)
RFC 792 Internet Control Message Protocol (ICMP)
RFC 793 Transmission Control Protocol (TCP)
RFC 826  ARP
RFC 854 Telnet Protocol Specification
RFC 894 A Standard for the Transmission of IP Datagram over Ethernet Networks
RFC 1027 Using ARP to Implement Transparent Subnet Gateways (Proxy ARP)
RFC 1112  IGMPv1
RFC 1157 Simple Network Management Protocol (SNMP) v1 and v2
RFC 1305 Network Time Protocol (NTP) Version 3
RFC 1519 Classless Inter-Domain Routing (CIDR)
RFC 1584 Multicast Extensions to OSPF
RFC 1765 OSPF Database Overflow
RFC 1812 Requirements for IP Version 4 Routers
RFC 1997 BGP Communities Attribute
RFC 2068 HTTP Server
RFC 2131 Dynamic Host Configuration Protocol (DHCP)
RFC 2154 OSPF with Digital Signatures (Password, MD-5)
RFC 2236 IGMPv2
RFC 2267 Network Ingress Filtering
RFC 2328 OSPF v2
RFC 2370 OSPF Opaque Link-State Advertisement (LSA) Option—Partial Support
RFC 2375 IPv6 Multicast Address Assignments
RFC 2385  Protection of BGP Sessions with the TCP MD5 Signature Option
RFC 2439 BGP Route Flap Damping
RFC 2460 Internet Protocol, Version 6 (v6) Specification (on management interface)
RFC 2462  IPv6 Stateless Address Auto-Configuration
RFC 2464 Transmission of IPv6 Packets over Ethernet Networks (on management interface)
RFC 2545 Use of BGP-MP Extensions for IPv6
RFC 2474 Definition of the Differentiated Services Field in the IPv4 and IPv6 Headers
RFC 2571 An Architecture for Describing SNMP Management Frameworks
RFC 2710 Multicast Listener Discover (MLD) for IPv6
RFC 2711 IPv6 Router Alert Option
RFC 2740 OSPFv3 for IPv6
RFC 2865  Remote Authentication Dial-In User Service (RADIUS)
RFC 3101 The OSPF Not-So-Stubby Area (NSSA) Option
RFC 3137 OSPF Stub Router Advertisement
RFC 3176 sFlow
RFC 3392 Capabilities Advertisement with BGPv4
RFC 3411 An Architecture for Describing SNMP Frameworks
RFC 3412 Message Processing and Dispatching for the SNMP
RFC 3413 Simple Network Management Protocol (SNMP) Applications
RFC 3587 IPv6 Global Unicast Address Format
RFC 3623 Graceful OSPF Restart—IETF Tools
RFC 4271 BGPv4
RFC 4443 ICMPv6 (replaces 2463)
RFC 4456 BGP Route Reflection
RFC 4510 Lightweight Directory Access Protocol (LDAP): Technical Specification Road Map
RFC 4724 Graceful Restart Mechanism for BGP
RFC 4861 IPv6 Neighbor Discovery
RFC 4893 BGP Support for Four-Octet AS Number Space
RFC 5082 Generalized TTL Security Mechanism (GTSM)
RFC 5880 Bidirectional Forwarding Detection (BFD)
RFC 5881 Bidirectional Forwarding Detection (BFD) for IPv4 and IPv6 (Single Hop)
RFC 5883 Bidirectional Forwarding Detection (BFD) for Multihop Paths
RFC 5942 IPv6 Neighbor Discovery
RFC 7432 BGP-EVPN—Network Virtualization Using VXLAN Data Plane
RFC 4292 IP Forwarding MIB
RFC 4293 Management Information Base for the Internet Protocol (IP)
RFC 4273 BGP-4 MIB
RFC 2863 The Interfaces Group MIB
RFC 4133 Entity MIB (Version 3); rmon.mib, rmon2.mib, sflow_v5.mib, bridge.mib, pbridge.mib, qbridge.mib, lag.mib, rstp.mib, lldp.mib, lldp_ext_dot1.mib, lldp_ext_dot3.mib
SLX 9240 Layer 2 Switching
Conversational MAC Learning
Virtual Link Aggregation Group (vLAG) spanning
Layer 2 Access Control Lists (ACLs)
Address Resolution Protocol (ARP) RFC 826
Layer 2 Loop prevention in an overlay environment
MLD Snooping
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
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
Pause Frames 802.3x
Static MAC Configuration
Multi-Chassis Trunking (MCT)
SLX 9240 Layer 3 Routing
Border Gateway Protocol (BGP4+)
DHCP Helper
Layer 3 ACLs
OSPF v2/v3
Static routes
IPv4/v6 ACL
Bidirectional Forwarding Detection (BFD)
64-Way ECMP
VRF Lite
VRF-aware OSPF, BGP, VRRP, static routes
VRRP v2 and v3
IPv4/IPv6 dual stack
ICMPv6 Route-Advertisement Guard
Route Policies
IPv6 ACL packet filtering
BGP Additional-Path
BGP-Allow AS
BGP Generalized TTL Security Mechanism (GTSM)
BGP Peer Auto Shutdown
IPv6 routing
OSPF Type-3 LSA Filter
Wire-speed routing for IPv4 and IPv6 using any routing protocol
BGP-EVPN Control Plane Signaling RFC 7432
BGP-EVPN VXLAN Standard-based Overlay
IP Unnumbered Interface
SLX 9240 Automation and Programmability
gRPC Streaming protocol and API
REST API with YANG data model
PyNOS libraries
DHCP automatic provisioning
SLX 9240 High Availability
SLX 9240 Quality of Service
ACL-based QoS
Two Lossless 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) Random Early Discard
SLX 9240 Management and Monitoring
Zero-Touch Provisioning (ZTP)
IPv4/IPv6 management
Industry-standard Command Line Interface (CLI)
REST API with YANG data model
Link Layer Discovery Protocol (LLDP) IEEE 802.1AB
Syslog (RASlog, AuditLog)
Management VRF
Switched Port Analyzer (SPAN)
SNMP v1, v2C, v3
sFlow version 5
Out-of-band management
Management Access Control Lists (ACLs)
Role-Based Access Control (RBAC)
Range CLI support
DHCP Option 82 Insertion
DHCP Relay
SLX 9240 Security
Port-based Network Access Control 802.1X
Secure Shell (SSHv2)
TLS 1.1, 1.2
Lightweight Directory Access Protocol (LDAP)
Secure Copy Protocol
Control Plane Policing (CPP)
Port Security
SLX 9240 Ordering Information
BR-SLX-9240-32C-AC-F SLX 9240-32C Switch AC with front-to-back airflow. 32×100 GbE/40 GbE
BR-SLX-9240-32C-DC-F SLX 9240-32C Switch DC with front-to-back airflow. 32×100 GbE/40 GbE
BR-SLX-9240-32C-AC-R SLX 9240-32C Switch AC with back-to-front airflow. 32×100 GbE/40 GbE
BR-SLX-9240-32C-DC-R SLX 9240-32C Switch DC with back-to-front airflow. 32×100 GbE/40 GbE
Upgrade Licenses:  
BR-SLX-9240-ADV-LIC Advanced License for BR-SLX-9240