| Model | C1-C6840-X-LE-40G |
| Compatibility | Catalyst 6800 Series Switches |
| Number of ports | 32 fixed 40 Gigabit Ethernet QSFP+ ports |
| Switching capacity | Up to 2.56 Tbps |
| Forwarding rate | Up to 1.44 billion packets per second (Bpps) |
| Total number of MAC addresses | Up to 128,000 |
| Number of IPv4 unicast routes | Up to 128,000 |
| Number of IPv6 unicast routes | Up to 64,000 |
| Number of multicast routes | Up to 32,000 |
| Number of access control entries | Up to 32,000 |
| Number of QoS queues per port | Up to 8 |
| Jumbo frame support | Up to 9216 bytes |
| Power supply redundancy | Yes, with support for up to 4 power supplies |
| Maximum power consumption | 1985W |
| Operating temperature | 0°C to 40°C (32°F to 104°F) |
| Storage temperature | -40°C to 70°C (-40°F to 158°F) |
| Operating humidity | 5% to 90%, non-condensing |
| Dimensions (H x W x D) | 1.73 x 17.37 x 21.85 inches (4.39 x 44.14 x 55.5 cm) |
| Weight | 31.5 lbs (14.3 kg) |
| Supported protocols and standards | IEEE 802.1D, IEEE 802.1p, IEEE 802.1Q, IEEE 802.1s, IEEE 802.1w, IEEE 802.1X, IEEE 802.3, IEEE 802.3ab, IEEE 802.3ad, IEEE 802.3u, IEEE 802.3x, IEEE 802.3z, SNMPv3, SSHv2 |
| Network management | Cisco Prime Infrastructure, Cisco Network Assistant, Telnet, SNMPv3, SSHv2, Cisco Embedded Event Manager, SPAN, ERSPAN |
| Layer 3 routing protocols | BGP, EIGRP, OSPF, IS-IS, PIM-SM, PIM-SSM, PIM-Bidir, MSDP, IGMPv3, MLDv2 |
| Layer 2 protocols | Cisco Discovery Protocol (CDP), Link Aggregation Control Protocol (LACP), VLAN Trunking Protocol (VTP), Rapid PVST+ |
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