Cisco router ISM-SRE-300-K9 Cisco ISR 4000 series router
Brand: Cisco | Category: Network Equipment
SKU: CSC-ISM-SRE-300-K9 | Part #: ISM-SRE-300-K9 | MPN: ISM-SRE-300-K9
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About the Cisco router ISM-SRE-300-K9 Cisco ISR 4000 series router
The Cisco ISM-SRE-300-K9 operates as an independent managed module with its own processor, storage, and management plane, deployed via on-box CLI access through the host router console and out-of-band management interfaces—no separate licensing framework or external power supply required. This Internal Services Module (ISM) for the Cisco ISR platform family runs Cisco IOS Software and the Cisco Application eXtension Platform (AXP), enabling hosted application execution alongside core routing functions within a single chassis.
Designed for network engineers and IT procurement teams operating Cisco ISR environments, the ISM-SRE-300-K9 (part number ISM-SRE-300-K9) integrates directly into the ISM slot of compatible Cisco ISR 800, 1900, 2900, and 3900 Series Integrated Services Routers through an internal backplane connection. The module includes independent storage via internal CompactFlash and/or hard disk, keeping application data separate from host router storage. Regulatory compliance with FCC, CE, and UL standards ensures deployment flexibility across enterprise networks. Cisco IOS compatibility aligns with releases supported on the host ISR platform at time of deployment. Management access spans both integrated and out-of-band pathways, centralising control without dedicated external interfaces. The module draws power exclusively from the host ISR chassis, eliminating infrastructure overhead.
Typical Enterprise Deployment Scenarios
- Branch office service hosting—run inline security, WAN optimization, or application acceleration modules on existing ISR platforms without hardware refresh
- In-router content caching and application visibility—deploy hosted services that inspect and manage traffic locally at the network edge
- Unified communications appliance integration—co-locate voice, video, or collaboration services within the routing platform
- Network analytics and telemetry collection—execute on-box monitoring applications that report directly to management systems
- Legacy application bridging—maintain continuity for older networking workloads while evolving to software-defined architectures
For configuration guidance, compatibility verification, and procurement support, contact Omnixon Global to request a quotation.
Technical Specifications
| Brand | Cisco |
| Category | Network Equipment |
| SKU | CSC-ISM-SRE-300-K9 |
| Part Number | ISM-SRE-300-K9 |
| Condition | New |
| Manufacturer Part Number | ISM-SRE-300-K9 |
| Product Series | Cisco Services-Ready Engine (SRE) |
| Module Type | Internal Services Module (ISM) |
| Form Factor | ISM (Internal Services Module) — fits ISM slot of compatible Cisco ISR platforms |
| Compatible Host Platforms | Cisco ISR 800, 1900, 2900, and 3900 Series Integrated Services Routers |
| Host Interface | Internal ISM slot (integrated backplane connection to host router) |
| Operating System Support | Cisco IOS Software; Cisco Application eXtension Platform (AXP) |
| Independent Management | Yes — module has independent processor, storage, and management plane from host router |
| Storage | Internal CompactFlash and/or hard disk storage (module-resident, separate from host router storage) |
| Software Framework | Cisco AXP (Application eXtension Platform) for hosted application execution |
| Management Access | Accessible via host router console and out-of-band management interfaces |
| Power Source | Powered by host ISR chassis (no external power supply required) |
| Regulatory Compliance | Meets applicable FCC, CE, and UL standards per Cisco ISR platform requirements |
| Cisco IOS Compatibility | Compatible with Cisco IOS Software releases supported on host ISR platform at time of deployment |
| Product Line | Cisco Integrated Services Router (ISR) Services Modules |
| Hardware Lifecycle Status | Cisco-supported hardware platform (verify current support status via Cisco EoL notices) |
Frequently Asked Questions about Cisco router ISM-SRE-300-K9 Cisco ISR 4000 series router
What does the Cisco Cisco router ISM-SRE-300-K9 Cisco ISR 4000 series router do?
The Cisco Cisco router ISM-SRE-300-K9 Cisco ISR 4000 series router is enterprise networking hardware for data-center, campus, and branch deployments. Common roles include core/distribution switching, server uplinks, top-of-rack fabric, and edge connectivity in mixed Cisco/Juniper/Arista environments.
Is the Cisco Cisco router ISM-SRE-300-K9 Cisco ISR 4000 series router compatible with my infrastructure?
The Cisco Cisco router ISM-SRE-300-K9 Cisco ISR 4000 series router interoperates with standard switching protocols (LACP, MLAG/VPC, 802.1Q, OSPF/BGP). For specific cross-vendor scenarios — Cisco-to-Arista MLAG peering, fabric integration with Cumulus/SONiC, or migration from legacy Catalyst — our network engineers map a compatibility plan as part of the RFQ.