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Item
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S6720-32C-SI-AC
S6720-32C-SI-DC
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Fixed Ports
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24 x 100M/1G/
2.5G/5G/10G
Base-T Ethernet
ports 4 x 10 GE SFP+
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Extended
Slots
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One extended slot
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MAC
Address
Table
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32K
MAC address learning and aging
Static, dynamic, and blackhole MAC address entries
Packet filtering based on source MAC addresses
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VLAN
Features
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4K VLANs
Guest VLAN and voice VLAN
VLAN assignment based on MAC addresses, protocols, IP subnets, policies, and ports
VLAN mapping
Super VLAN
Basic QinQ and selective QinQ
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IPv4
Routing
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Static routing, RIPv1, RIPv2, ECMP, URPF, OSPF, IS-IS, and BGP
VRRP
Policy-based routing
Routing policies
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IPv6
Routing
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Static routing
RIPng
OSPFv3
BGP4+
ISISv6
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IPv6
Features
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Neighbor Discovery (ND) and ND snooping
IPv6 Ping
VRRP6
DHCPv6 snooping, DHCPv6 server, and DHCPv6 relay
MLDv1 and MLDv2
PIM-DM for IPv6
PIM-SM for IPv6
6over4 tunnels
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Multicast
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IGMP v1/v2/v3 snooping
Fast leave
IGMP snooping proxy
MLD snooping
Port-based multicast traffic suppression
Inter-VLAN multicast replication
Controllable multicast
IGMP v1/v2/v3
PIM-SM and PIM-DM
Multicast Source Discovery Protocol (MSDP)
Multicast routing policies
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QoS/ACL
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Traffic classification based on ACLs
Traffic classification based on outer 802.1p fields, inner VLAN IDs, outer VLAN IDs, source MAC addresses, and Ethernet types
Access control after traffic classification
Traffic policing based on traffic classifiers
Re-marking based on traffic classifiers
Class-based packet queuing
Associating traffic classifiers with traffic behaviors
Rate limiting on inbound and outbound ports
Traffic shaping based on ports and queues
Tail drop
Priority Queuing (PQ)
Deficit Round Robin (DRR)
PQ + DRR scheduling
Weighted Round Robin (WRR)
PQ + WRR scheduling
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Reliability
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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 millisecond-level protection switchover
Smart Ethernet Protection (SEP)
G.8032 Ethernet Ring Protection Switching (ERPS)
BFD for OSPF, IS-IS, VRRP, and PIM protocols
Enhanced trunk (E-trunk)
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Security
Features
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Defense against DoS, ARP, and ICMP attacks
Binding of the IP address, MAC address, port number, and VLAN ID of a user
Port isolation, port security, and sticky MAC
MAC-Forced Forwarding (MACFF)
Limit on the number of learned MAC addresses
IEEE 802.1X authentication, MAC address authentication, Portal authentication, and hybrid authentication
Authentication methods, including AAA, RADIUS, and HWTACACS
CPU defense
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Super
Virtual
Fabric (SVF)
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SVF Parent and Client
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Management
and
Maintenance
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iStack (using service ports as stack ports)
Virtual Cable Test (VCT)
Ethernet OAM (IEEE 802.3ah and 802.1ag)
SNMP v1/v2c/v3
RMON
Web-based network management system and relevant features
System logs and multi-level alarms
GVRP
MUX VLAN
sFlow
Hypertext Transfer Protocol Secure (HTTPS)
SSH1.5/SSH2
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Operating
Environment
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Working temperature: 0m to 1,800m, 0°C to 45°C; 1,800m to 5,000m, the highest operating temperature reduces by 1°C for each 220m increase in altitude.
Relative humidity: 5% to 95% (non-condensing)
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Input
Voltage AC
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Rated voltage range: 100V to 240V AC, 50 Hz/60 Hz
Maximum voltage range: 90V to 264V AC, 47 Hz/63 Hz
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Input
Voltage DC
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Rated voltage range: –48V to –60V DC
Maximum voltage range: –36V to –72V DC
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Dimensions
(W x D x H)
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442 mm x 420 mm x 44.4 mm
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Typical
Power
Consumption
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93W (without card)
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Maximum
Power
Consumption
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117.62W (without card)
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