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High Performance at a Compelling Value

The Cisco MDS 9148S 16G Multilayer Fabric Switch is the next generation of the highly reliable Cisco MDS 9100 Series Switches. It includes up to 48 auto-sensing line-rate 16-Gbps Fibre Channel ports in a compact easy to deploy and manage 1-rack-unit (1RU) form factor. In all, the Cisco MDS 9148S is a powerful and flexible switch that delivers high performance and comprehensive Enterprise-class features at an affordable price.

Video Data Sheet

Learn about Cisco's most affordable 16 Gbps Fibre Channel switch. (2:25 min)

Features and Capabilities


  • Flexibility for growth and virtualization
  • Easy deployment and management
  • Optimized bandwidth utilization and reduced downtime
  • Enterprise-class features and reliability at low cost


  • PowerOn Auto Provisioning and intelligent diagnostics
  • In-Service Software Upgrade and dual redundant hot-swappable power supplies for high availability
  • Role-based authentication, authorization, and accounting services to support regulatory requirements
  • High-performance interswitch links with multipath load balancing
  • Smart zoning and virtual output queuing
  • Hardware-based slow port detection and recovery

Specifications at a Glance

Performance and Port Configuration

  • 2/4/8/16-Gbps auto-sensing with 16 Gbps of dedicated bandwidth per port
  • Up to 256 buffer credits per group of 4 ports (64 per port default, 253 maximum for a single port in the group)
  • Supports configurations of 12, 24, 36, or 48 active ports, with pay-as-you-grow, on-demand licensing

Advanced Functions

  • Virtual SAN (VSAN)
  • Inter-VSAN Routing (IVR)
  • PortChannel with multipath load balancing
  • Flow-based and zone-based QoS

Mechanical Specifications

  • Back-to-front airflow (port-side exhaust)
  • Dimensions (H x W x D): 1.72 x 17.16 x 16.34 in. (4.37 x 43.59 x 41.50 cm), 1RU
  • Weight: 19.84 lb. (9 kg)

Additional Resources

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