Cisco MDS 9216A (DS-C9132T-K9 typo correction: DS-C9216A-K9) Full Product Description

1. Short Sales Title

2. Official Product Overview

Core Hardware Differentiators vs Original DS-C9216-K9

1. Expanded module compatibility: Supports all MDS 9000 family service/port modules including 32-port high-density FC switching modules, SSM storage encryption/replication modules, and MPS-14/2 multi-protocol IP gateway cards (original MDS 9216 limited early module compatibility only)ManualsLib.
2. Higher maximum aggregate fabric capacity: Up to 1.024 Tbps full-duplex bandwidth when populated with high-density expansion modules, versus 512 Gbps hard cap on DS-C9126-K9 base hardwareCisco.
3. Improved supervisor ASIC with native 4Gbps Fibre Channel auto-sensing support (original MDS 9216 only 1G/2G baseline) and enhanced buffer credit allocation to mitigate slow-drain congestion.
4. Dual hot-swappable fan tray design (two independent fan assemblies) vs single fan tray on legacy MDS 9216, providing multi-fan fault tolerance (survive one fan tray failure without thermal shutdown).
5. Optimized power subsystem with refined load balancing logic for fully populated high-port expansion module deployments, reducing thermal stress under full traffic load.
6. Unified spare part commonality with MDS 9500 directors; all power supplies, fan trays and service modules are interchangeable across MDS 9216A / MDS 9500 product lines to lower inventory costsManualsLib.

Core High-Availability Design

Model Suffix Breakdown

• DS-C: Cisco MDS storage switch part number prefix
• 9216A: MDS 9200 second-generation semi-modular fabric series, 16 integrated base FC ports + one universal expansion slot, upgraded ASIC and fan architecture
• K9: Standard AC power SKU with full multilayer SAN enterprise feature license (HV DC telecom variant DS-C9216A-HV-K9 sold separately; power supplies and fan trays are color-coded and non-interchangeable between AC/HV airflow variants)

Chassis Port & Hardware Layout Definition

1. Front Base Fixed Fibre Channel Ports: 16×hot-swappable SFP slots, autosensing 1/2/4 Gbps Fibre Channel, all ports full non-blocking line-rate bandwidth
   • Ports 1–16: Hardwired integrated base FC ports on chassis backplane
2. Front Universal Expansion Bay: Single empty hot-swappable module slot for MDS 9000 family service/port hardware:
   • MPS-14/2 Multiprotocol Services Module: 14×FC SFP ports + 2×1G Ethernet ports for FCIP / iSCSI IP SAN extension gateways
   • DS-X9232-256 32-port high-density 4G FC switching module to scale total fabric port count
   • SSM Storage Services Module for inline tape/media encryption and asynchronous cross-fabric replication
3. Out-of-Band Management Interfaces
   • RJ45 RS232 serial console port for local CLI access
   • Legacy DB-9 COM terminal port for industrial terminal equipment connectivity
   • Isolated 10/100BASE-T Ethernet out-of-band management port for remote SSH/Telnet/SNMP administration
   • Onboard flash storage partition for SAN-OS firmware images and running configuration archives
4. Front Diagnostic LED Bank: Global system status, power supply A/B, fan tray, base FC port, expansion module port, link activity, hardware fault alarm, UID blue locator beacon indicator
5. Rear Compartment Layout: Dual independent hot-swappable 845W AC power supply bays supporting 1+1 redundant power operation
6. Front lower fan tray bays: Two separate hot-swappable multi-fan variable-speed fan assemblies
7. Airflow Specification: Fixed front-to-back cold air intake at port panel, hot air exhausted from rear power supply compartment (cold aisle rack standard only, no reversed hot-aisle airflow hardware variant)

Supported Transceivers & Expansion Hardware

1. Fibre Channel SFP transceivers (sold separately):
   • DS-SFP-FC4G-SW: 4Gbps short-wave multimode, 500m transmission reach
   • DS-SFP-FC4G-LW: 4Gbps long-wave single-mode, 10km transmission reach
   • Backward compatible with legacy 1G / 2G FC SFPs for existing storage array interoperation
2. Expansion module compatibility: All MDS 9000 family port and multi-protocol service modules interchangeable with MDS 9500 directors
3. Power supply compatibility: 845W AC PSUs exclusive to DS-C9216A-K9; high-voltage DC 845W PSUs manufactured for DS-C9216A-HV-K9 telecom variant, airflow-specific hardware cannot be mixed between SKUs
4. No native built-in Ethernet downlink ports; all IP storage gateway functionality dependent on pluggable MPS service expansion modules

3. Hardware & Physical Specifications

Core SAN Switching & Routing Performance

• Single-chassis non-blocking fabric maximum aggregate bandwidth: 1.024 Tbps full-duplex (with high-density 32-port expansion module populated)
• Wire-speed frame forwarding rate: Up to 1024 Mpps Fibre Channel frame switching at full 4G line rate
• Low-latency dynamic shared packet buffer pool with enhanced buffer credit management to mitigate slow-drain storage congestion
• FC N_Port address table capacity: 1,048,576 unique host identifiers, optimized for dense blade server rack deployments
• Maximum isolated VSAN virtual fabrics: 4094
• Maximum active fabric zone sets: 256 zone sets, up to 2000 individual zone entries per VSAN
• Jumbo Fibre Channel frame MTU support: Up to 9000 bytes
• Supported FC port operating modes: F (Fabric host), FL (Arbitrated Loop), TL (Extended Loop), E (ISL inter-switch trunk), TE (Extended ISL), NP (NPV edge host aggregation)
• Link aggregation: PortChannel multi-port ISL trunk bundling, maximum 8 FC ports per logical bundle with load balancing
• NPV/NPIV native hardware acceleration: Consolidate thousands of rack server host ports upstream to MDS core directors without core fabric control-plane overhead
• Full FICON protocol hardware offload for IBM enterprise mainframe disk and tape storage connectivity

Power & Cooling System

• Power supply bays: 2 hot-swappable redundant slots, each 845W AC PSU fully powers complete chassis independently (1+1 N+1 failover protection)
• AC input voltage range: 100–240V 50/60Hz universal auto-ranging alternating current
• Fan trays: Two separate hot-swappable multi-fan assemblies; minimum two functional fan trays required to avoid thermal shutdown, single fan tray failure triggers SNMP fault alert without SAN traffic interruption
• Real-time telemetry monitoring: Fan rotational speed, internal chassis ambient temperature, PSU input/output voltage, SFP/X2 optical transmit power, port error counters and module fault logging via console syslog and SNMP v1/v2c/v3 traps
• Typical full-load power draw: 210W fully populated with 16×4G SFPs + MPS-14/2 multi-protocol expansion module under maximum storage traffic load

Physical & Environmental Parameters

• Rack form factor: 3 RU standard 19-inch horizontal rack mount
• Dimensions (H × W × D): 13.34 cm × 44.45 cm × 57.82 cm (5.25 × 17.5 × 22.75 inches; extended depth 70.37cm with cable management guide installed)
• Bare chassis weight: 14.1 kg (31 lbs) without power supplies and fan trays; fully loaded maximum weight 20.4 kg (45 lbs) with dual PSUs, dual fan trays and populated expansion service module
• Operating ambient temperature range: 0°C to 40°C (32°F–104°F); certified altitude up to 2000 meters
• Storage temperature range: -40°C to 70°C (-40°F–158°F)
• Relative humidity: 10%–90% non-condensing operating; 5%–95% non-condensing storage
• Compliance Certifications: FCC Class A, UL 60950-1, CE, VCCI Class A, NEBS Level 3, RoHS compliant per regional environmental regulations

Control Plane Out-of-Band Management Interfaces

• Dual local CLI access: RJ45 RS232 serial console port + legacy DB-9 COM terminal port
• Dedicated isolated 10/100BASE-T out-of-band Ethernet management port for remote fabric administration
• Front panel multi-status LED bank providing real-time hardware health visualization

4. Full SAN-OS Multilayer Feature Set (Cisco SAN-OS MDS Release 2.x / 3.x)

Layer 2 Fibre Channel Switching & Fabric Services

• VSAN Virtual Storage Area Network: Logical fabric segmentation for multi-application / multi-tenant storage environment isolation
• Dual zoning models: Hard port zoning and soft WWN zoning for granular host-storage access control
• Complete FICON protocol stack support for IBM mainframe disk and tape enterprise storage connectivity
• Inter-Switch Link (ISL) trunk PortChannel load balancing across mixed 1G/2G/4G FC port speeds
• DTP Fibre Channel trunk negotiation protocol, FSPF dynamic fabric domain ID routing
• Local SPAN, RSPAN remote SAN traffic mirroring for storage performance and fault troubleshooting
• Per-port broadcast/multicast storm suppression to eliminate fabric-wide RSCN broadcast outages
• NPV N_Port Virtualizer edge switch mode for large-scale core-edge enterprise SAN architecture deployment

Multilayer Storage Routing & Multicast Features

• FSPF Fibre Channel Shortest Path First dynamic fabric routing for multi-switch distributed SAN topologies
• PIM-SM IP multicast for cross-fabric asynchronous synchronous backup replication traffic
• Static FC route configuration for controlled inter-VSAN storage data movement
• Licensed IVR Inter-VSAN Routing feature for secure data transfer between isolated VSAN fabrics
• FCIP and iSCSI multi-protocol gateway processing via MPS expansion service modules for IP WAN cross-site SAN extension

Advanced SAN QoS & Traffic Prioritization

• Four hardware priority queues per Fibre Channel port for tiered classification of storage I/O traffic
• Ingress frame policing and egress bandwidth shaping to throttle low-priority tape backup and replication streams
• Pre-built QoS policy templates for production OLTP database workloads, tape backup archives and disaster recovery replication
• Dedicated high-priority traffic queue for low-latency virtual machine and enterprise database I/O workloads

Enterprise SAN Security Suite

• Port security: Static WWN locking to block unauthorized physical server and storage device attachment
• RBAC Role-Based Access Control granular CLI user privilege partitioning with multi-tier administrator access
• SSHv2 encrypted remote CLI management, SNMPv3 secure monitoring, AES encrypted startup configuration files
• DH-CHAP mutual bidirectional authentication for ISL inter-switch link fabric authentication
• VSAN read-only access permissions, port lockdown controls, complete audit logging for all fabric configuration changes
• Compatibility with MDS SSM encryption and remote replication service modules for data-at-rest tape security

Monitoring & SAN Management Tools

• Cisco Fabric Manager / DCNM-SAN centralized graphical SAN fabric monitoring, provisioning and reporting
• Isolated out-of-band Ethernet management port for offline device access during fabric-wide outages
• Onboard flash storage partition for SAN-OS firmware image upgrades and running configuration backup archives
• Cisco Discovery Protocol (CDP) automatic MDS fabric neighbor device discovery
• Real-time storage telemetry: Port throughput, I/O latency, frame error counters, SFP optical transmit power diagnostics
• Event notification via email, syslog and SNMP traps for real-time fabric fault alerting
• GOLD Generic Online Diagnostics continuous background hardware health validation without traffic interruption

5. High Availability Capabilities (Core Differentiators vs Original DS-C9216-K9)

1. Dual hot-swappable high-wattage 845W AC redundant power supplies (1+1 power failover protection, stable under fully populated high-density expansion module load)
2. Dual independent hot-swappable fan trays with multi-fan fault tolerance (survive one fan tray failure without SAN traffic outage; MDS 9216 only single fan tray limited fault resilience)
3. Full OIR Online Insertion and Removal support for fan trays, power supplies and FC SFP transceivers; live FRU replacement without chassis power cycle or SAN traffic drop
4. Native 4Gbps auto-sensing FC port hardware (original MDS 9216 limited to maximum 2G line rate)
5. Universal expansion slot compatible with all modern MDS 9000 family port and multi-protocol service modules (original MDS 9216 restricted to early-generation modules only)
6. Upgraded ASIC buffer credit management with native slow-drain detection to mitigate fabric-wide congestion starvation
7. Higher single-chassis non-blocking fabric bandwidth (1.024 Tbps vs 512 Gbps hard cap on MDS 9216)
8. Unified spare part inventory shared with MDS 9500 directors to reduce enterprise hardware maintenance costs
9. Limitation: Legacy SAN-OS software stack without modern NX-OS automation APIs, EVPN-FC interoperability and REST API support; fixed front-to-back cold aisle airflow only, no modular supervisor upgrade capability, no native 8G/16G/32G Fibre Channel generation hardware support

6. Typical Deployment Scenarios

1. Mid-to-Large Enterprise Multi-Floor Building Distribution SAN Aggregation Switch
   3RU rack modular form factor deployed as departmental building core SAN switch; 16 integrated base 4G FC ports connect primary production disk storage arrays, MPS-14/2 expansion module adds additional host ports and FCIP inter-building trunk links to central MDS 9500 core director, creating segmented VSAN production, test and backup storage fabrics.
2. Large Regional Mission-Critical Headquarters SAN
   Financial, healthcare and government headquarters storage deployments require complete dual power + dual fan hardware redundancy to avoid catastrophic database and tape backup storage outages; integrated FICON mainframe support enables long-distance cross-site DR replication via FCIP IP WAN extension.
3. Medium Service Provider Multi-Tenant PoP Edge Storage Gateway
   VSAN isolation feature logically separates dozens of independent enterprise customer storage environments on a single physical MDS 9216A modular switch, reducing capital hardware TCO for medium carrier PoP edge storage workloads with expandable high-density port capacity for growing customer base.
4. Legacy MDS 9216 SAN Hardware Refresh Migration Upgrade
   Drop-in performance upgrade for aging first-generation MDS 9216 fixed fabric switches, fully backward compatible with existing 1G/2G Fibre Channel SFP transceivers while unlocking native 4G line-rate bandwidth, dual-fan fault tolerance, universal expansion module compatibility and larger fabric throughput capacity.
5. Centralized Enterprise Tape Library Backup Fabric Core
   Deployed as dedicated backup SAN aggregation core switch, utilizing high-speed multi-port ISL PortChannel trunk links to primary production SAN fabrics via FCIP IP extension for asynchronous off-site tape archive and disaster recovery replication workloads.

7. Standard Package Contents

Items Sold Separately (Not Included)

• Dual 845W AC hot-swappable redundant power supply units (airflow color-matched hardware non-interchangeable with HV telecom variants)
• Dual matching hot-swappable variable-speed fan trays
• Optional MDS 9000 family pluggable expansion modules (MPS-14/2 multi-protocol gateway, DS-X9232 32-port FC switching module, SSM storage encryption/replication module)
• DS-SFP-FC4G-SW / DS-SFP-FC4G-LW Fibre Channel SFP optical transceivers for all base and expansion module FC ports (backward compatible with 1G/2G FC SFPs)
• Optional IVR Inter-VSAN Routing multilayer software license
• RS232 serial console rollover cable, DB-9 legacy COM terminal cable
• Fibre channel patch cords, cable management accessories, rack cable guides

Short Commercial Catalog Version (For Quotation & Datasheet Use)