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Overview
Specs
Item Number | WS-X6908-10G-2TXL |
Manufacturer | Cisco |
Port Count | 8 Ports of 10 Gigabit Ethernet |
Optical Interface | X2 |
Bandwidth to Switch Fabric | 80 Gigabits per Second, Bidirectional |
Subscription Ratio | 1:1 |
Forwarding Processor | Integrated with DFC4XL for Enhanced Packet Processing |
Routing Table Capacity | Over 1 Million Entries |
Queue Management | Supports CoS and DSCP for Mapping to Queues |
Scheduling Algorithms | DWRR, WRED, and SRR for Egress Traffic Management |
Memory per Port | 256 MB |
Support for Large Frames | Supports Frames up to 9216 Bytes |
Max Ports in a Single Chassis | 64 in 6509-E, 88 in 6513-E |
Compatible Chassis Types | All Catalyst 6500 E-Series Models |
Supported Supervisor Engines | Engine 2T and 2TXL Models |
RAM | 2 GB |
Dimensions | 1.2 x 14.4 x 16 inches |
Mass | 12.6 pounds |
Operating Temp Range | 32°F to 131°F |
Storage Temp Range | -40°F to 167°F |
Humidity Tolerance | 10% to 90%, Non-Condensing |
Power Draw | 603 Watts |
Diagnostic LEDs | Indicators for Status, Link Activity, and Diagnostics |
Compliance Standards | ETSI ETS 300 019-2-1, 2-2, 2-3 for Storage, Transport, and Operational Conditions |
Application | Designed for Cisco Catalyst 6500 Series |
Port Expansion in VSS Mode | 128 Ports in 6509-E, 176 Ports in 6513-E |
WS-X6908-10G-2TXL
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Product Description
The WS-X6908-10G-2TXL is equipped with 8 10 GbE ports, supporting X2 optics, and connects to the switch fabric at 80 Gbps full duplex, ensuring a 1:1 oversubscription rate. This module features a DFC4XL forwarding engine, capable of supporting over 1 million forwarding entries, and offers advanced queuing mechanisms, including CoS and DSCP based queue mapping, with a scheduler that incorporates DWRR, WRED, and SRR algorithms at egress. It is designed for high-density networking environments, supporting up to 64 ports in a 6509-E chassis and 88 ports in a 6513-E chassis, with a port buffer of 256MB per port and jumbo frame support up to 9216 bytes.FAQs for the WS-X6908-10G-2TXL
- What are the optics used in this device?
The device utilizes X2 optics. - How many ports does the part support?
It supports eight 10 GbE ports. - What is the switch fabric connection capacity?
The switch fabric connection has an 80 Gbps full duplex capacity. - Describe the oversubscription ratio for this hardware.
The oversubscription ratio is 1:1. - What forwarding engine is equipped?
It is equipped with a DFC4XL for distributed forwarding. - How many forwarding entries does it support?
It supports over 1 million forwarding entries. - Can you detail the queuing mechanism utilized?
The queuing mechanism includes Class of Service (CoS) based queue mapping and Differentiated Services Code Point (DSCP) based queue mapping. - What types of schedulers are implemented?
Schedulers implemented are Deficit Weighted Round Robin (DWRR), Weighted Random Early Detection (WRED), and Smoothed Round Robin (SRR) at Egress. - How much buffer is allocated per port?
Each port is allocated 256MB of buffer. - What is the maximum jumbo frame size supported?
The maximum jumbo frame size supported is up to 9216 Bytes.
Product Review
The Cisco WS-X6908-10G-2TXL module offers eight 10GbE ports with X2 optics, providing high bandwidth connectivity and compatibility with various network infrastructures. It features an 80 Gbps full duplex switch fabric connection and 1:1 oversubscription, ensuring efficient data forwarding and minimal traffic bottlenecks. However, its substantial power requirement of 603 W and the necessity for a Cisco Catalyst 6500 E-Series Chassis for operation may limit its deployment flexibility in environments with existing hardware or energy constraints.
Overview
Specifications
Item Number | WS-X6908-10G-2TXL |
Manufacturer | Cisco |
Port Count | 8 Ports of 10 Gigabit Ethernet |
Optical Interface | X2 |
Bandwidth to Switch Fabric | 80 Gigabits per Second, Bidirectional |
Subscription Ratio | 1:1 |
Forwarding Processor | Integrated with DFC4XL for Enhanced Packet Processing |
Routing Table Capacity | Over 1 Million Entries |
Queue Management | Supports CoS and DSCP for Mapping to Queues |
Scheduling Algorithms | DWRR, WRED, and SRR for Egress Traffic Management |
Memory per Port | 256 MB |
Support for Large Frames | Supports Frames up to 9216 Bytes |
Max Ports in a Single Chassis | 64 in 6509-E, 88 in 6513-E |
Compatible Chassis Types | All Catalyst 6500 E-Series Models |
Supported Supervisor Engines | Engine 2T and 2TXL Models |
RAM | 2 GB |
Dimensions | 1.2 x 14.4 x 16 inches |
Mass | 12.6 pounds |
Operating Temp Range | 32°F to 131°F |
Storage Temp Range | -40°F to 167°F |
Humidity Tolerance | 10% to 90%, Non-Condensing |
Power Draw | 603 Watts |
Diagnostic LEDs | Indicators for Status, Link Activity, and Diagnostics |
Compliance Standards | ETSI ETS 300 019-2-1, 2-2, 2-3 for Storage, Transport, and Operational Conditions |
Application | Designed for Cisco Catalyst 6500 Series |
Port Expansion in VSS Mode | 128 Ports in 6509-E, 176 Ports in 6513-E |