THIẾT BỊ CHUYỂN MẠCH CISCO CBS220-24T-4G

Specifications - Datasheet CBS220-24T-4G-EU

Performance

Forwarding rate in millions of packets per second (mpps; 64-byte packets)

41.66 Mpps

Switching Capacity in Gigabits per Second 

56 Gbps

Layer 2 Switching

MAC table:
- Up to 8,192 Media Access Control (MAC) addresses
Spanning Tree Protocol:
- Standard 802.1d Spanning Tree support, enabled by default
- Fast convergence using 802.1w (Rapid Spanning Tree [RSTP])
- Multiple Spanning Tree instances using 802.1s (MSTP)
- 16 instances are supported
Port grouping/link aggregation:
- Up to 8 groups
- Up to 8 ports per group with 16 candidate ports for each (dynamic) 802.3ad link aggregation​VLAN
- Support for up to 256 Virtual Local Area Networks (VLANs) simultaneously
- Port-based and 802.1Q tag-based VLANs
- Management VLAN
- Guest VLAN
Auto voice VLAN
QinQ VLAN
Generic VLAN Registration Protocol (GVRP) and Generic Attribute Registration Protocol (GARP)
Head-of-Line (HOL) blocking: HOL blocking prevention
Jumbo frame: Frame sizes up to 9,216 supported
Loopback detection
Automatic Media-Dependent Interface Crossover (MDIX)

Security

ACLs Support for up to 512 rules
Port security
IEEE 802.1X (Authenticator role)
RADIUS, TACACS+
MAC address filtering
Storm control
DoS protection
STP Bridge Protocol Data Unit (BPDU) Guard
Spanning Tree Loop Guard
Secure Shell (SSH) Protocol
Secure Sockets Layer (SSL)

Management

Cisco Business Dashboard
Cisco Business mobile app
Cisco Network Plug and Play (PnP) agent
Web user interface
Text-editable config files
Command-line interface
SNMP
Standard Management Information Bases (MIBs)
Remote Monitoring (RMON)
IPv4 and IPv6 dual stack
Port mirroring
DHCP (Option 12, 66, 67, 82, 129, and 150)
Time synchronization
Login banner
HTTP/HTTPS; TFTP upgrade; DHCP client; Bootstrap Protocol (BOOTP); cable diagnostics; ping; traceroute; Syslog

Power over Ethernet (PoE)

Power Dedicated to PoE

N/A

Number of Ports That Support PoE

No

Power consumption

System Power Consumption

110V=18.0W
​220V=18.0W

Power Consumption (with PoE)

N/A

Heat Dissipation (BTU/hr)

61.42

Hardware

Total System Ports

24 x Gigabit Ethernet and 4 x Gigabit SFP

RJ-45 Ports

24 x Gigabit Ethernet

Uplink ports

4 x Gigabit SFP

Buttons

Reset button

Cabling type

Unshielded Twisted Pair (UTP) Category 5 or better for 10BASE-T/100BASE-TX; UTP Category 5 Ethernet or better for 1000BASE-T

LEDs

System, Link/Act, PoE, Speed

Flash

64 MB

Memory

256 MB

Packet buffer

4.1 Mb

Environmental

Unit dimensions (W x H x D)

440 x 203 x 44 mm (17.3 x 8.0 x 1.7 in)

Unit weight

2.75 kg (6.06 lb)

Power

100-240V, 50-60 Hz, internal, universal

Storage temperature

 -20° C to +70° C 

Operating humidity

10% to 90%, relative, noncondensing

Storage humidity

10% to 90%, relative, noncondensing

Acoustic noise and Mean Time Between Failure (MTBF)

Fan (number)

Fanless

Acoustic Noise

N/A

MTBF at 25°C (hours)

1,049,371