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X440 Series

Intelligent, cost-effective edge switching

  • Extending Intelligent 10/100/1000 connectivity to the desktop
  • PoE/PoE+ for wireless access points, cameras and IP phones
  • Support for Layer 2 and basic Layer 3 routing

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The X440 is an intelligent, capable and affordable access switch that is powered by our robust EXOS operating system.

The X440 series extends the benefits of the ExtremeXOS operating system to the intelligent, affordable access edge. The X440 series switches provide redundant power supplies, stacking capability, comprehensive security and high-performance routing and switching in a cost-effective, small access switch.

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The X440 Series extends the intelligence, insight and control of Extreme Networks XOS to the access edge in a compact, cost-effective series of stackable switches.

  • ExtremeXOS Operating System – robust, modular operating system helps ensure uptime with process isolation, monitoring, and automatic restart
  • QoS – advanced traffic management helps ensure quality of experience for converged applications
  • AVB – enables realtime HD/time-sensitive audio/video streams over Ethernet with assigned QoS
  • PoE/PoE+ – connect and power Wi-Fi access points, cameras, and IP phones
  • Comprehensive Security – identity-aware security allows fine-grained insight and control
  • SummitStack™ – reduces management overhead by combining multiple switches into a single logical unit
  • Redundant Power – available redundant power supply contributes to better reliability

High Performance

  • High bandwidth, non-blocking architecture
  • Quality of Service (QoS) with advanced traffic management capabilities
  • Automatic provisioning via Universal Port capability
  • Comprehensive network management functionality
  • 8, 24, or 48-port Gigabit Ethernet (GbE) connectivity in a 1RU form factor
  • SummitStack 40Gbps
  • 10 Gigabit Ethernet (10GbE) uplinks
  • Energy Efficient Ethernet (EE) IEEE802.3az

Comprehensive Security Features

Identity-aware policy and host integrity enforcement

  • Extensive MAC and IP security functionality to help prevent man-in-the-middle attacks
  • Universal Port dynamic security profile to provide fine granular security policy in the network
  • Multiple network edge authentication support with multiple end-points per port


  • Latency: <5 µs (64-byte)
  • Max Packet Size: 12KB (Jumbo Frame Support)
  • Total Trunks: 128 load sharing, members per trunk: 8
  • VLANs: 4,094
  • Ingress ACLs: 1,024
  • Energy Efficient Ethernet (EE) IEEE802.3az

Forwarding Tables

  • Layer 2/MAC Addresses: 16K
  • Layer 2/Multicast Groups: 1K
  • Pv4 LPM Entries: 32
  • IPv6 LPM Entries: 16
  • IPv4 Host Addresses: 509
  • IPv6 Host Addresses: 256
  • Layer 3 Interfaces: 256
  • IP Multicast Groups: 64

CPU, Memory

  • Single Core CPU, 500Mhz clock
  • 512MB ECC DRAM
  • 512MB Compact Flash

QoS, Rate Limiting

  • Ingress bandwidth meters: 1,024
  • Ingress metering granularity: 8 Kbps
  • Ingress bandwidth policing/rate limiting per flow/ACL
  • Egress QoS queues/port: 8
  • Egress bandwidth rate shaping per egress queue and per port
  • Egress rate granularity: 64Kbps