Ports
|
4
|
8
|
16
|
16
|
Optics
|
XENPAK
|
X2
|
X2
|
● No optics
● Copper (RJ-45) connectors
|
Switch fabric connection
|
40 Gbps (80 Gbps full duplex)
|
40 Gbps (80 Gbps full duplex)
|
40 Gbps (80 Gbps full duplex)
|
40 Gbps (80 Gbps full duplex)
|
Oversubscription
|
1:1
|
2:1
|
4:1
|
4:1
|
Forwarding engine
|
● Default: Centralized forwarding card (CFC)
● Optional: Distributed forwarding card with DFC3A, DFC3B, DFC3BXL, DFC3C, or DFC3CXL
|
● WS-X6708-10G-3C: equipped with DFC3C for distributed forwarding, supporting 256,000 routes
● WS-X6708-10G-3CXL: equipped with DFC3CXL for distributed forwarding, supporting 1 million routes
|
● WS-X6716-10G-3C: equipped with DFC3C for distributed forwarding, supporting 256,000 routes
● WS-X6716-10G-3CXL: equipped with DFC3CXL for distributed forwarding, supporting 1 million routes
|
● WS-X6716-10T-3C: equipped with DFC3C for distributed forwarding, supporting 256,000 routes
● WS-X6716-10T-3CXL: equipped with DFC3CXL for distributed forwarding, supporting 1 million routes
|
Queues
|
|
|
Oversubscription mode:
● Receive: 1p7q2t per port
● Transmit: 1p7q4t per port group
Performance mode:
● Transmit: 1p7q4t per port
|
Oversubscription mode:
● Receive: 1p7q2t per port
● Transmit: 1p7q4t per port group
Performance mode:
● Receive: 8q4t per port
● Transmit: 1p7q4t per port
|
Queuing mechanisms
|
● Class of service (CoS)–based queue mapping
|
● CoS-based queue mapping
● Differentiated services code point (DSCP)–based queue mapping
|
● CoS-based queue mapping
● DSCP-based queue mapping
|
● CoS-based queue mapping
● DSCP-based queue mapping
|
Scheduler
|
● Deficit Weighted Round Robin (DWRR)
● Weighted Random Early Detection (WRED)
|
● Shaped Round Robin (SRR) at egress
|
Oversubscription mode:
Performance mode:
|
Oversubscription mode:
● DWRR
● WRED
Performance mode:
● DWRR
● WRED
● SRR at egress
|
Port buffers
|
16 MB per port
|
200 MB per port
|
Oversubscription mode:
Performance mode:
|
Oversubscription mode:
● 90 MB per port group
Performance mode:
● 200 MB per port
|
Hardware-based multicast replication
(Layer 2)
|
● Approximately 20 GB per replication engine
● 2 replication engines per module
|
● Approximately 20 GB per replication engine
● 2 replication engines per module
|
● Approximately 20 GB per replication engine
● 2 replication engines per module
|
● Ingress and egress
● Approximately 20 GB per replication engine
● 2 replication engines per module
|
Hardware-based multicast replication
(Layer 3)
|
● Ingress and egress
● Approximately 10 GB per replication engine
● 2 replication engines per module
|
● Ingress and egress
● Approximately 20 GB per replication engine
● 2 replication engines per module
|
● Ingress and egress
● Approximately 20 GB per replication engine
● 2 replication engines per module
|
● Ingress and egress
● Approximately 20 GB per replication engine
● 2 replication engines per module
|
Jumbo frame support for bridged and routed packets
|
Up to 9216 bytes
|
Up to 9216 bytes
|
Up to 9216 bytes
|
Up to 9216 bytes
|
Maximum port density per chassis
|
34 ports (9-slot chassis)
|
66 ports (9-slot chassis)
|
130 ports (9-slot chassis)
|
130 ports (9-slot chassis)
|
Maximum port density per VSS
|
68 ports
|
132 ports
|
260 ports
|
260 ports
|
Can be used to form virtual switch link
|
No
|
Yes
|
● Performance mode: Yes (supported in a subsequent software release)
● Oversubscription mode: No
|
● Performance mode: Yes (supported in a subsequent software release)
● Oversubscription mode: No
|
Supervisor engines supported
|
Cisco Catalyst 6500 Series Virtual Switching Supervisor Engine 720 with 10GE uplinks or Supervisor Engine 720 with any policy feature card (PFC; chassis will work in lowest common denominator mode)
|
Cisco Catalyst 6500 Series Virtual Switching Supervisor Engine 720 with 10GE uplinks or Supervisor Engine 720 with any PFC (chassis will work in lowest common denominator mode)
|
Cisco Catalyst 6500 Series Virtual Switching Supervisor Engine 720 with 10GE uplinks or Supervisor Engine 720 with any PFC (chassis will work in lowest common denominator mode)
|
Cisco Catalyst 6500 Series Virtual Switching Supervisor Engine 720 with 10GE uplinks or Supervisor Engine 720 with any PFC (chassis will work in lowest common denominator mode)
|
Chassis supported
|
● Any Cisco Catalyst 6500 E-Series chassis, C6509-NEB-A chassis, non-E-Series chassis with fan tray 2, or Cisco 7600 Series or 7600-S Series chassis (NEBS compliant: operating temperature up to 55°C)
● Not supported in Cisco Catalyst 6503 non-E Series chassis
|
● Any Cisco Catalyst 6500 E-Series chassis, including 6503-E, 6504-E, 6506-E, 6509-E, 6509-V-E, and C6509-NEB-A chassis with dual fan tray, or the Cisco 7604, 7609 with dual fan tray, or 7600-S Series chassis (NEBS compliant: operating temperature up to 55°C) , or;
● Non-E-Series chassis with fan tray 2, including Cisco Catalyst 6506, 6509, 6513, and C6509-NEB-A with single fan tray or the Cisco 7606, 7613, and 7609 chassis with single fan tray (non-NEBS compliant: operating temperature up to 40°C)
● Not supported in Cisco Catalyst 6503 non-E Series chassis
|
● Any Cisco Catalyst 6500 E-Series chassis, including 6503-E, 6504-E, 6506-E, 6509-E, 6509-V-E, and C6509-NEB-A chassis with dual fan tray (NEBS compliant: operating temperature up to 55°C), or;
● Non-E-Series chassis with fan tray 2, including Cisco Catalyst 6506, 6509, 6513, and C6509-NEB-A with single fan tray (non-NEBS compliant: operating temperature up to 40°C)
● Not supported in Cisco Catalyst 6503 non-E Series chassis and 7600 Series chassis
|
● Any Cisco Catalyst 6500 E-Series chassis, including 6503-E, 6504-E, 6506-E, 6509-E, 6509-V-E, and C6509-NEB-A chassis with dual fan tray (NEBS compliant: operating temperature up to 55°C), or:
● Non-E-Series chassis with fan tray 2, including Cisco Catalyst 6506, 6509, 6513, and C6509-NEB-A with single fan tray (non-NEBS compliant: operating temperature up to 40°C)
● Not supported in Cisco Catalyst 6503 non-E Series chassis and 7600 Series chassis
|
Slot requirements
|
● Can occupy any slot in any Cisco Catalyst 6503-E, 6504-E, 6506, 6506-E, 6509, 6509-E, 6509-V-E, or 6509-NEB-A chassis; or Cisco 7604, 7607, 7609, or 7600-S Series chassis
● Can occupy only slots 9 through 13 in a Cisco Catalyst 6513 or Cisco 7613 chassis
|
● Can occupy any slot in any Cisco Catalyst 6503-E, 6504-E, 6506, 6506-E, 6509, 6509-E, 6509-V-E, or 6509-NEB-A chassis; or Cisco 7604, 7606, 7609, or 7600-S Series chassis
● Can occupy only slots 9 through 13 in a Cisco Catalyst 6513 or Cisco 7613 chassis
|
● Can occupy any slot in any Cisco Catalyst 6503-E, 6504-E, 6506, 6506-E, 6509, 6509-E, 6509-V-E, or 6509-NEB-A chassis
● Can occupy only slots 9 through 13 in a Cisco Catalyst 6513 chassis
|
● Can occupy any slot in any Cisco Catalyst 6503-E, 6504-E, 6506, 6506-E, 6509, 6509-E, 6509-V-E, or 6509-NEB-A chassis
● Can occupy only slots 9 through 13 in a Cisco Catalyst 6513 chassis
|
Onboard memory
|
256 MB default, upgradable to 512 MB or 1 GB
|
1 GB default
|
1 GB default
|
1 GB default
|