ISR4321-V/K9 | Cisco ISR 4321 Router Unified Communications Voice Bundle
Cisco · HMIs & Displays
Description The Cisco ISR4321-V/K9 is a next-generation Integrated Services Router built for secure, high-performance WAN access and unified voice services in branch office deployments. With voice-ready features, modular flexibility, and enterprise-grade throughput, it supports the digital transformation of business infrastructure with seamless scalability. Technical Specifications Condition New/Never Used Surplus Brand Cisco Category Enterprise Routing Part Number ISR4321-V/K9 Subcatecory Voice-Capable ISR Platforms Ethernet Ports 2 x RJ-45 10/100/1000 ports SFP Port 1 x 100/1000 SFP NIM Slots 2 ISC Slot 1 Throughput 50–100 Mbps aggregate DRAM 4 GB (default), 8 GB (maximum) Flash Memory 4 GB (default), 8 GB (maximum) Power Options External AC and PoE Rack Height 1U Dimensions (H x W x D) 44.55 x 369.57 x 294.64 mm Weight 9.19 kg Information About ISR4321-V/K9 The ISR4321-V/K9 belongs to the Cisco 4000 Series Integrated Services Routers, engineered to support converged voice, data, and application services in a compact 1U rack-mountable form factor. This voice bundle includes 2 integrated 10/100/1000 Ethernet ports (RJ-45), one SFP port, and two NIM (Network Interface Module) slots, allowing for modular expansion to meet evolving branch connectivity requirements. Key Features: Aggregate Throughput: Delivers between 50 Mbps and 100 Mbps, ensuring fast and consistent performance across WAN connections Modular Expansion: Includes 2 NIM slots and 1 integrated services card (ISC) slot for flexible network growth Integrated Ports: Features 2 x 10/100/1000 RJ-45 Ethernet ports and 1 x SFP-based port for WAN/LAN connectivity Voice Bundle Capabilities: Supports integrated voice services for unified communications, VoIP, and SRST Memory and Storage: Equipped with 4 GB RAM and 4 GB Flash (both expandable to 8 GB) Compact Design: 1RU rack height, ideal for space-constrained environments Power Options: External AC and PoE power supply support for operational flexibility The ISR4321-V/K9 empowers distributed offices with robust routing, voice, and modular connectivity in one high-performance and compact platform.
Brand: Cisco · Category: HMIs & Displays
Key features
- Aggregate Throughput: Delivers between 50 Mbps and 100 Mbps, ensuring fast and consistent performance across WAN connections
- Modular Expansion: Includes 2 NIM slots and 1 integrated services card (ISC) slot for flexible network growth
- Integrated Ports: Features 2 x 10/100/1000 RJ-45 Ethernet ports and 1 x SFP-based port for WAN/LAN connectivity
- Voice Bundle Capabilities: Supports integrated voice services for unified communications, VoIP, and SRST
- Memory and Storage: Equipped with 4 GB RAM and 4 GB Flash (both expandable to 8 GB)
- Compact Design: 1RU rack height, ideal for space-constrained environments
- Power Options: External AC and PoE power supply support for operational flexibility
Specifications
| Manufacturer part number | ISR4321-V/K9 |
|---|---|
| Condition | New/Never Used Surplus |
| Brand | Cisco |
| Category | Enterprise Routing |
| Part Number | ISR4321-V/K9 |
| Subcatecory | Voice-Capable ISR Platforms |
| Ethernet Ports | 2 x RJ-45 10/100/1000 ports |
| SFP Port | 1 x 100/1000 SFP |
| NIM Slots | 2 |
| ISC Slot | 1 |
| Throughput | 50–100 Mbps aggregate |
| DRAM | 4 GB (default), 8 GB (maximum) |
| Flash Memory | 4 GB (default), 8 GB (maximum) |
| Power Options | External AC and PoE |
| Rack Height | 1U |
| Dimensions (H x W x D) | 44.55 x 369.57 x 294.64 mm |
| Weight | 9.19 kg |
| Product type | Voice-Capable ISR Platforms |
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