$ 5,495.00

Cisco 6500 Module WS-X6816-10G-2T 16 Port 10G with DFC4

Have Questions?
Call 1-844-780-0700
Brand: MPN: WS‑X6816‑10G‑2T Condition: NEW Availability: ● In Stock
Free US ShippingLife Time WarrantyTechnician Certified

Cisco WS-X6816-10G-2T

Cisco WS-X6816-10G-2T is 16-port 10 Gigabit Ethernet Fiber Module for Cisco Catalyst 6500 E-series switch with exclusively supported by Supervisor Engine 2T. WS-X6816-10G-2T equipped with WS-F6K-DFC4-E daughter card to deliver optimal performance up to a sustained 60 Mpps for L2, IPv4 and MPLS forwarding and 30 Mpps for IPv6 forwarding, and makes this module ideally suited for deployment in access and aggregation network in campus and data center.

Customer Support

  • We commit to providing excellence in customer service. We are available 24/7, highly responsive, transparent and offer product, transaction and logistics support.
  • Our philosophy is to be a part of the solution for our clients, so please contact us with any questions or concerns. Check our feedback rating to see what others thought about their experience with us. We look forward to offering you a Five Star member service.

For more information please visit:

Product Code



6800 Series 16-Port 10 Gigabit Ethernet Fiber Module with DFC4 & DFC4XL


16-port 10GbE Fiber Module





Switch fabric connection

2 x 20 Gbps (40 Gbps total)


4:1 16 ports (oversubscription mode)

1:1 4 ports (performance mode)

Forwarding engine

  WS-X6816-10G-2T: comes equipped with DFC4 for distributed forwarding, supporting 256K forwarding entries, increased ACL entries to 64K, increased Netflow entries to 512K and increased IPv4 forwarding speed to 60 Mpps

  WS-X6816-10G-2TXL: equipped with DFC4XL for distributed forwarding, supporting 1 million forwarding entries, increased ACL entries to 256K, increased Netflow entries to 1024K and increased IPv4 forwarding speed to 60 Mpps

  Increased performance of up to 60Mpps for L2, IPv4 and MPLS forwarding and up to 30Mpps for IPv6 forwarding

  Support for 16K Bridge Domains, allowing the standard 4K VLANs to be reused across these bridge domains, effectively increasing the number of VLANs available in the system

  Increased MAC Address Table to 128K

  Increased multicast routes to 256K

  IGMPv3 snooping in hardware

  PIM registers in hardware

  IPv6 MLDv2 snooping in hardware

  IPV4 & IPv6 in IPv6 tunnelling

  IPv6 in IPv4 tunneling ISATAP, 6to4, GRE)

  QoS support for uniform, short pipe and pipe mode tunnel

  Terminate the tunnel in the same loopback


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

  (Differentiated Service Code Point (DSCP) based queue mapping


Oversubscription mode:

  Deficit Weighted Round Robin (DWRR)

  Weighted Random Early Detection (WRED)

Performance mode:



  Shaped Round Robin (SRR) at egress

Port buffers

Oversubscription mode:

  90 MB per port group

Performance mode:

  256 MB per port (128 MB for ingress and 128 MB for egress)

Hardware-based multicast replication

  Ingress and Egress replication-mode

  Approximately 20 Gbps per replication engine

  2 replication engines per module

Jumbo frame support for bridged and routed packets

Up to 9216 bytes

Maximum port density per chassis

176 ports (6513-E chassis)

128 ports (6509-E chassis)

Maximum port density per VSS

352 ports

Can be used to form virtual switch link

  Performance mode: Yes

◦   Up to 4 10 Gigabit Ethernet ports can be used for virtual switch link

  Oversubscription mode: No

Supervisor engines supported

Catalyst 6500 Supervisor Engine 2T and 2TXL

Chassis supported

  Any Cisco Catalyst 6500 E-Series chassis, including 6503-E, 6504-E, 6506-E, 6509-E, 6509-V-E (NEBS compliant) and 6513-E chassis

  Not supported in non-E Series chassis

Slot requirements

  Can occupy any slot in any Cisco Catalyst 6503-E, 6504-E, 6506-E, 6509-E or 6509-V-E or chassis

  Can occupy slots 1-6 and 9-13 in a Cisco Catalyst 6513-E chassis

Onboard memory

1 GB default

Cabling Supported

10GBASE-CX4, -SR, -LRM, -LX4, -LR, -ZR and -ER X2 fiber modules and 10GBASE-T

Enquiry Form