New Original Brand 6720-EI 24 port 10 Gig SFP+ Network Switch S6720S-26Q-EI-24S-DC with DC Power Supplier

Fixed Ports

24 x 10 GE SFP+, 2 x 40 GE QSFP+ ports

Extended Slot

Not supported

MAC Address Table

288K  MAC address entries 
MAC address learning and aging 
Static, dynamic, and black hole MAC address entries 
Packet filtering based on source MAC addresses

VLAN

4K VLANs
Guest VLAN and voice VLAN
VLAN assignment based on MAC addresses, protocols, IP subnets, policies, and ports
1:1 and N:1 VLAN Mapping
QinQ and selective QinQ

IPv4 Routing

Static routing, RIPv1, RIPv2, ECMP, and URPF
OSPF, IS-IS, and BGP
VRRP
Policy-based routing
Routing policy

IPv6 Routing

Static route   
RIPng   
OSPFv3
BGP4+
ISISv6

IPv6 Features

Neighbor Discovery (ND) 
PMTU
IPv6 ping, IPv6 tracert, and IPv6 Telnet  
6to4 tunnel, ISATAP tunnel, and manually configured tunnel
ACLs based on the source IPv6 address, destination IPv6 address, Layer 4 ports, or protocol type
MLD v1/v2 snooping

Multicast

Static Layer 2 multicast MAC address 
MAC-based multicast forwarding 
IGMP snooping and IGMP fast leave    
Multicast VLAN 
MLD snooping   
IGMP proxy
Controllable multicast
Port-based multicast traffic statistics
IGMP v1/v2/v3 
PIM-SM, PIM-DM, and PIM-SSM  
MSDP
MVPN

QoS/ACL

Rate limiting on packets sent and received by an interface
Packet redirection
Port-based traffic policing and two-rate three-color CAR
Eight queues on each port
WRR, DRR, SP, WRR + SP, and DRR + SP queue scheduling algorithms
Re-marking of the 802.1p priority and DSCP priority
Packet filtering at Layer 2 to Layer 4, filtering out invalid frames based on the source MAC address, destination MAC address, source IP address, destination IP address, port number, protocol type, and VLAN ID
Rate limiting in each queue and traffic shaping on ports

MPLS

MPLS, MPLS VLL, L3VPN

VPLS

Martini VPLS

Reliability

STP (IEEE 802.1d), RSTP (IEEE 802.1w), and MSTP (IEEE 802.1s)
BPDU protection, root protection, and loop protection   
RRPP ring topology and RRPP multi-instance 
Smart Link tree topology and Smart Link multi-instance, providing the millisecond-level protection switchover 
SEP  
ERPS (G.8032v2) 
BFD for OSPF, BFD for IS-IS, BFD for VRRP, and BFD for PIM
E-Trunk

Security

User privilege management and password protection             
DoS attack defense, ARP attack defense, and ICMP attack defense     
Binding of the IP address, MAC address, interface, and VLAN 
Port isolation, port security, and sticky MAC     
Blackhole MAC address entries 
Limit on the number of learned MAC addresses 
802.1x authentication and limit on the number of users on an interface 
AAA authentication, RADIUS authentication and TACACS authentication 
SSH v2.0  
Hypertext Transfer Protocol Secure (HTTPS) 
CPU defense
Blacklist and whitelist

Super Virtual Fabric (SVF)

Working as the parent node to vertically virtualize downlink switches as one device for management, supports two-layer clients architecture
Support as a client node to be managed by SVF parent

Management and Maintenance

iStack (using service ports as stack ports)             
MAC Forced Forwarding (MFF)             
Virtual cable test             
Ethernet OAM (IEEE 802.3ah and 802.1ag)             
Local port mirroring and Remote Switched Port Analyzer (RSPAN), allowing an observing port to forward packets             
Remote configuration and maintenance using Telnet             
SNMP v1/v2c/v3             
RMON             
Web NMS             
System logs and alarms of different levels             
GVRP             
MUX VLAN

Operating Environment

Operating temperature: 0m to 1,800m: 0°C to 45°C; 1,800m to 5,000m: 1°C decrease for every 220m increase in altitude
Relative humidity: 5% to 95% (non-condensing)

Input Voltage

DC:                         
Rated voltage range: –48V to –60V                         
Maximum voltage range: –36V to –72V

Dimensions (W x D x H)

442 mm x 220 mm x 44.4 mm

Typical  Power Consumption

DC:
without subcard: 101W