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SPA-2X1GE
Cisco 2-port Gigabit Ethernet Shared Port Adapter
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SPA-2X1GE is a 2-port 1 Gigabit Ethernet module built for high-performance networking environments. Designed for installation in routers, switches, and servers, this PCIe network module utilizes RJ-45 connectors, enabling reliable 1Gbps data transmission over TCP/IP networks.
Optimized for data center connectivity and enterprise network upgrades, SPA-2X1GE delivers essential features such as auto-negotiation, wake-on-LAN, jumbo frames, and QoS support. Its modular design and wide compatibility with leading vendors like Cisco, Juniper, Arista, Dell, and HP ensure seamless integration into existing infrastructures while expanding overall network capacity.
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In a regional retail branch, the Cisco SPA-2X1GE-Cisco 2-port Gigabit Ethernet Shared Port Adapter is installed on an ISR router to create a 2-port LACP EtherChannel uplink to the aggregation switch. This configuration delivers 2 Gbps of aggregated bandwidth, automatic link failover, and simplified network management. Outcome: continuous uptime, scalable performance, and streamlined operations.
In a financial services data center, IT teams deploy the Cisco SPA-2X1GE-Cisco 2-port Gigabit Ethernet Shared Port Adapter on ISR 4000 routers to isolate DMZ and internal LAN traffic by assigning each gigabit port to separate security zones. This hardware-level segmentation accelerates firewall processing and simplifies compliance audits. Outcome: enhanced security posture, regulatory compliance, and reduced latency.
At a university campus, network engineers leverage the Cisco SPA-2X1GE-Cisco 2-port Gigabit Ethernet Shared Port Adapter on branch routers to bond two 1 Gbps ports, aggregating multiple IP camera streams over a resilient backbone. This ensures consistent throughput and seamless failover for real-time video monitoring. Outcome: uninterrupted surveillance, simplified scaling, and improved campus safety.
To get the detailed certification, please go to the Compliance Center.
 SPA-2X1GE |  WS-X6816-10G-2TXL |  WS-F6K-PFC3BXL |  SPA-IPSEC-2G |  WS-SVC-FWM-1-K9 | |
|---|---|---|---|---|---|
| Product Type | Network Module | Network Module / Network Card | Network Card | Network Card | Network Module / Network Card |
| Module Type | Ethernet | Ethernet | Ethernet | WAN Module | WAN Module |
| Data Rate | 1G | 10Gbps | 10Gbps | 2Gbps | 1Gbps |
| Connector Type | RJ-45 | SFP+ | SFP+ | PCIe | RJ-45 |
| Supported Protocols | TCP/IP | TCP/IP | TCP/IP | TCP/IP, IPsec | TCP/IP, IPsec |
| Form Factor | PCIe | Modular | PCIe | PCIe | Modular |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco / Juniper / Arista / Dell / HP | Cisco | Cisco / Dell / HP | Routers, Switches, Servers | Cisco |
| Max Speed | 1Gbps | 10Gbps | 10Gbps | 2Gbps | 1Gbps |
| Supported Features | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation, Jumbo Frames, QoS | Auto-negotiation / Jumbo Frames / QoS | IPsec Encryption/Decryption, Auto-negotiation, QoS | Auto-negotiation, Firewall Management, VPN Acceleration |
| Power Consumption | N/A | N/A | 10W | 15W | 5W |
| Interface Ports | Ethernet | SFP+ | Ethernet / SFP+ | RJ-45 | Ethernet |
| Expansion Slots | N/A | N/A | N/A | N/A | N/A |
| Product Name | SPA-2X1GE | WS-X6816-10G-2TXL | WS-F6K-PFC3BXL | SPA-IPSEC-2G | WS-SVC-FWM-1-K9 |
| Height | N/A | N/A | 1.5 inches | 1.5 inches | N/A |
| Width | N/A | N/A | 3.5 inches | 3.4 inches | N/A |
| Depth | N/A | N/A | 0.5 inches | 4.5 inches | N/A |
| Weight | N/A | N/A | 0.75 lbs | 0.75 lbs | N/A |
The SPA-2X1GE module offers reliable and fast Gigabit Ethernet connectivity. It ensures smooth data transfer, enhancing our network performance.
We've been using the SPA-2X1GE for months, and it's been performing excellently. It delivers stable, high-speed Ethernet connectivity with minimal downtime.
The SPA-2X1GE provides solid performance. It integrates well into our network and ensures fast, reliable Ethernet connectivity for all our devices.
The SPA-2X1GE module is perfect for high-speed connectivity. It delivers seamless data transfer and reliable performance, even during peak usage.
The SPA-2X1GE module has been a great addition. It offers fast Ethernet connectivity and provides stable performance across our network.
The Cisco SPA-2X1GE is a 2-port Gigabit Ethernet Shared Port Adapter for Cisco Integrated Services Routers, delivering wire-speed Layer 2 and Layer 3 connectivity via two auto-sensing 10/100/1000 Mbps copper interfaces.
The SPA-2X1GE is compatible with Cisco ISR G2 Series routers, including the 1900, 2900, and 3900 platforms equipped with an SPA/SM slot.
It offers two Gigabit Ethernet RJ-45 ports, hardware-accelerated forwarding, IEEE 802.1Q VLAN tagging, flow control, QoS support, and wire-speed performance for demanding network environments.
The module uses two RJ-45 connectors and supports Category 5e or better UTP/STP cables for 10/100/1000 Mbps Ethernet links.