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Cisco ISR4321-VSEC/K9 | 2x1GbE WAN/LAN, 2xNIM, SD-WAN ready, optional LTE, UC + Security licenses, perf 50–100 Mbps, 4GB DRAM/4GB Flash

Cisco ISR4321-VSEC/K9 | 2x1GbE WAN/LAN, 2xNIM, SD-WAN ready, optional LTE, UC + Security licenses, perf 50–100 Mbps, 4GB DRAM/4GB Flash

SKU:ISR4321-VSEC/K9

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Description

Branch router with both UC (Voice) and Security features enabled. Dual 1GbE WAN/LAN ports and two NIM slots support diverse WAN links, T1/E1, or LTE. Delivers IOS XE SD-WAN, voice services (SRST/CUBE), and advanced security features like zone-based firewall and IPsec VPN. Base throughput is 50 Mbps, upgradable to 100 Mbps with a performance license.

Features

- Combined Voice and Security licensing for converged branch services
- SD-WAN ready to simplify edge connectivity and policy
- Flexible NIM expansion for WAN diversity including LTE
- Performance-on-Demand throughput upgrade
- Enterprise security stack including firewall and VPN

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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FAQs

Technical Specifications

FAQs

Q: How does the VSEC bundle differ from the UC-only bundle?
A: VSEC includes both UC (voice) and Security (SEC) licenses, enabling voice features and advanced security such as firewall and IPsec.

Q: Is SD-WAN supported?
A: Yes, SD-WAN on IOS XE is supported with appropriate licensing and software.

Q: Can it use LTE for WAN failover?
A: Yes. Install a compatible LTE NIM module for cellular WAN.

Q: What is the throughput range?
A: 50 Mbps base, up to 100 Mbps with the Performance License.

Q: Are PoE ports available?
A: No on the onboard ports; PoE is available via supported switch modules.

Technical Specifications

- Integrated ports: 2 x 10/100/1000 Mbps RJ-45 (WAN/LAN)
- Module expansion: 2 x NIM (Network Interface Module) slots
- Routing performance: 50 Mbps base, up to 100 Mbps with Performance License (Boost)
- Licensing: UC (Voice) + Security (SEC) enabled
- Security: Zone-Based Firewall, IPsec VPN, AVC (per license)
- SD-WAN: Supported on IOS XE
- Cellular: Optional 4G/LTE via NIM modules
- Memory/Storage: 4 GB DRAM, 4 GB flash
- Power: Internal AC (100–240V, 50/60 Hz)
- Form factor: 1RU rack-mountable

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