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The Cisco CBS250-24P-4G 24-Port Gigabit PoE+ Managed Switch with SFP (NA) is a high-performance Layer 3 smart switch built for small and medium-sized organizations that require reliable network connectivity and advanced capabilities. This versatile 24-port Gigabit Ethernet switch supports Power over Ethernet Plus (PoE+), making it suitable for connecting IP phones, wireless access points, and security cameras. With a wide 195W PoE budget and four Gigabit SFP uplink ports, the CBS250-24P-4G offers versatile connectivity options for expanding networks. This switch, powered by innovative switching technology, improves security, dependability, and operating efficiency in demanding commercial situations.
• 24 Gigabit Ethernet ports with PoE+ support
• 195W PoE+ power budget for connected devices
• 4 Gigabit SFP uplink ports for network expansion
• 56 Gbps switching capacity and 41.66 Mpps forwarding rate
• Layer 3 static routing capabilities
• Advanced security features including 802.1X authentication and ACLs
• Quality of Service (QoS) for traffic prioritization
• Easy-to-use web-based management interface
• Energy Efficient Ethernet (EEE) support
• VLAN support for network segmentation
• IPv6 support for future-proof networking
• Fanless design for quiet operation
• Rack-mountable form factor (1U)
• Cisco Business Dashboard for simplified network management
| Manufacturer | Cisco |
| Manufacturer Part Number | CBS250-24P-4G-NA-RF |
| Product Name | Cisco CBS250-24P-4G 24-Port Gigabit PoE+ Managed Switch with SFP |
| Product Type | Networking Switch |
Enclosure Type | Rack-mountable |
Subtype | Gigabit Ethernet |
Ports | 24 x 10/100/1000 (PoE+) + 4 x Gigabit SFP |
Power Over Ethernet (PoE) | PoE+ |
PoE Budget | 195 W |
Performance | Forwarding performance (64-byte packet size): 41.66 Mpps ¦ Switching capacity: 56 Gbps |
Capacity | RPVST+ instances: 126 ¦ MSTP instances: 8 ¦ VLANs supported: 255 ¦ ACL rules: 512 ¦ Buffer capacity (MB): 1.5 MB |
MAC Address Table Size | 8K entries |
Jumbo Frame Support | 2KB |
Routing Protocol | IGMPv2, IGMP, IGMPv3, MLDv2, MLD, CIDR, MSTP, RSTP, STP |
Remote Management Protocol | SNMP 1, RMON, Telnet, SNMP 3, SNMP 2c, HTTP, HTTPS, TFTP, SSH, SSH-2, CLI, SCP, ICMP, DHCP, RSTP, RADIUS |
Encryption Algorithm | SSL |
Authentication Method | Secure Shell (SSH), RADIUS, Secure Shell v.2 (SSH2) |
Features | Flow control, BOOTP support, VLAN support, Syslog support, port mirroring, Broadcast Storm Control, IPv6 support, Multicast Storm Control, firmware upgradable, SNTP support, DDos attack prevention, Quality of Service (QoS), DHCP server, Per-VLAN Spanning Tree Plus (PVST+), reset button, fanless, LACP support, LLDP support, DHCP relay, Port Security, DHCP client, Energy Efficient Ethernet, Management Information Base (MIB), Neighbor Discovery Protocol (NDP), Generic Attribute Registration Protocol (GARP), Generic VLAN Registration Protocol (GVRP), 802.1x authentication, Duplicated Address Detection, Type of Service (ToS), DiffServ Code Point (DSCP) support, SmartPort technology, dual image support, VLAN mirroring, DNS client, Secure Core Technology (SCT), LLDP-MED, Head-of-line (HOL) blocking, Secure Sensitive Data (SSD), ISATAP tunnel support, User Datagram Protocol (UDP), STP loop guard, Denial of Service (DoS) protection, Weighted Round Robin (WRR), loopback detection, Unknown Storm Control, Link Aggregation Group (LAG), Voice Services Discovery Protocol (VSDP), Rapid PVST+ (RPVST+) |
Compliant Standards | IEEE 802.3, IEEE 802.3u, IEEE 802.3z, IEEE 802.1D, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3af, IEEE 802.3x, IEEE 802.3ad (LACP), IEEE 802.1w, IEEE 802.1x, IEEE 802.1s, IEEE 802.1ab (LLDP), IEEE 802.3at, IEEE 802.3az |
Processor | X ARM: 800 MHz |
RAM | 512 MB |
Flash Memory | 256 MB |
Status Indicators | Status, PoE, link/activity/speed |
Interfaces | 24 x 10/100/1000 Base-T RJ-45 PoE+ ¦ 4 x 1000Base-X SFP ¦ 1 x console (mini-USB) Type B ¦ 1 x USB Type A ¦ 1 x console RJ-45 |
Power Device | Internal power supply |
Voltage Required | AC 120/230 V (50/60 Hz) |
Power Consumption Operational | 239.7 Watt |
Rack Mounting Kit | Included |
MTBF | 698,220 hours |
Compliant Standards | UL 60950, CSA 22.2, FCC CFR47 Part 15 A, USGv6 |
Localization | Colombia, Canada, Chile, Mexico, Latin America, United States |
Width | 17.5 in |
Depth | 11.8 in |
Height | 1.7 in |
Weight | 7.78 lbs |
Service & Support | Limited warranty - replacement - lifetime - response time: next business day ¦ Technical support - web support - 1 year ¦ Technical support - phone consulting - 1 year |
Min Operating Temperature | 23 °F |
Max Operating Temperature | 122 °F |
Humidity Range Operating | 10 - 90% (non-condensing) |
Min Storage Temperature | -13 °F |
Max Storage Temperature | 158 °F |
Humidity Range Storage | 10 - 90% (non-condensing) |