Cisco ASR 9000 Series: A9K-1X100GE-TR – High-Performance Single-Port 100G Network Module

Jun 11 , 2025 487

TL;DR: Product OverviewThe Cisco A9K-1X100GE-TR is a single-port 100 Gigabit Ethernet network module designed for the ASR 9000 series routers, providing reliable high-speed connectivity for service provider and enterprise networks. This compact module delivers carrier-class performance in a space-efficient form factor.

Cisco ASR 9000 Series: A9K-1X100GE-TR – High-Performance Single-Port 100G Network Module

Product Overview
The Cisco A9K-1X100GE-TR is a single-port 100 Gigabit Ethernet network module designed for the ASR 9000 series routers, providing reliable high-speed connectivity for service provider and enterprise networks. This compact module delivers carrier-class performance in a space-efficient form factor.

Key Features & Specifications

• Port Configuration: 1x 100G QSFP28 interface

• Forwarding Capacity: 100Gbps full duplex

• Supported Protocols: IPv4/IPv6, MPLS, VPLS, L2VPN, L3VPN

• Encryption: Optional MACsec support

• Power Consumption: 45W (typical)

• Latency: <5μs in cut-through mode

• Compatibility: ASR 9901/9904/9906/9910/9912/9922 chassis

• Hot-Swappable: Yes

Use Cases
✔ Mobile Backhaul: High-speed 5G transport
✔ Enterprise WAN: High-performance core connectivity
✔ Cloud Access: Reliable data center interconnect
✔ Video Distribution: High-bandwidth content delivery

Next-Generation Successor: A9K-1X400GE-SE

Evolutionary Improvements

Strategic Advantages of Next-Gen Model

1. 400G Readiness: Supports next-generation interface speeds

2. Enhanced Security: Line-rate MACsec encryption

3. Operational Efficiency: Lower power per bit

4. Future-Proofing: Advanced protocol support

Migration Recommendations

1. New Deployments: Consider A9K-1X400GE-SE for future scalability

2. Existing Installations: Upgrade during hardware refresh cycles

3. Critical Networks: Prioritize -SE for high-performance applications

Conclusion
While the A9K-1X100GE-TR remains a reliable solution for current 100G needs, the A9K-1X400GE-SE represents the next evolutionary step with:

• 4x greater capacity

• Advanced security features

• Improved power efficiency

• Cloud-native capabilities

Alternative Title Option
"Cisco's Single-Port Evolution: From 100G to 400G Networking"

FAQ

Q: What is evolutionary Improvements?

A: Strategic Advantages of Next-Gen Model 400G Readiness: Supports next-generation interface speeds Enhanced Security: Line-rate MACsec encryption

Q: What is strategic Advantages of Next-Gen Model?

A: 400G Readiness: Supports next-generation interface speeds Enhanced Security: Line-rate MACsec encryption Operational Efficiency: Lower power per bit