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The Cisco CBS250-48T-4G-NA-RF 48-Port Gigabit Ethernet Smart Switch with SFP is a high-performance 48-port Gigabit Ethernet smart switch intended to provide dependable and efficient networking for small and medium-sized businesses. With its robust feature set and user-friendly management options, this switch is an excellent choice for laying the groundwork for your network infrastructure. The CBS250-48T-4G-NA has 48 Gigabit Ethernet ports, allowing for high-speed connectivity with a wide range of devices. The switch also has four Gigabit SFP uplink ports, providing flexible connectivity options for fiber or copper links. This combination of extensive Ethernet ports and SFP uplinks ensures seamless integration into existing networks as well as future growth capacity. The Cisco CBS250-48T-4G-NA is an excellent choice for businesses that want to establish a dependable and efficient network infrastructure. Its extensive Ethernet ports, flexible uplink options, and advanced management capabilities make it an invaluable asset to any organization.
• 48 Gigabit Ethernet Ports delivers high-speed connectivity for a variety of devices, ensuring efficient data transfer and reliable performance.
• 4 Gigabit SFP Uplink Ports offers flexible uplink options for connecting to fiber or copper networks, enhancing bandwidth and scalability.
• Features an intuitive web-based interface and CLI for easy configuration and management, allowing for efficient network monitoring.
• Supports enterprise-class security protocols such as 802.1X port security, DHCP snooping, and Access Control Lists (ACLs) to protect your network from unauthorized access and potential threats.
• Complies with Energy Efficient Ethernet (IEEE 802.3az) standards, optimizing power usage and reducing operational costs.
• Designed for easy installation in standard 19-inch racks, making it suitable for various environments, including offices and server rooms.
• Provides peace of mind with a limited lifetime warranty and access to Cisco's Small Business Support Center for ongoing assistance.
| Manufacturer | Cisco |
| Manufacturer Part Number | CBS250-48T-4G-NA-RF |
| Product Name | Cisco CBS250-48T-4G-NA-RF 48-Port Gigabit Ethernet Smart Switch with SFP |
| Product Type | Networking Switch |
Enclosure Type | Rack-mountable |
Subtype | Gigabit Ethernet |
Ports | 48 x 10/100/1000 + 4 x Gigabit SFP (uplink) |
Performance | Forwarding performance (64-byte packet size): 74.38 Mpps ¦ Switching capacity: 104 Gbps |
Capacity | MSTP instances: 16 ¦ VLANs supported: 256 ¦ ACL rules: 512 ¦ Buffer capacity (MB): 12 |
MAC Address Table Size | 8192 entries |
Jumbo Frame Support | 9216 bytes |
Routing Protocol | IGMPv2, IGMP, IGMPv3, MLDv2, MLD, 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, TACACS+, RADIUS |
Encryption Algorithm | SSL |
Authentication Method | Secure Shell (SSH), RADIUS, TACACS, TACACS+, Secure Shell v.2 (SSH2) |
Features | BOOTP support, VLAN support, IGMP snooping, Syslog support, DoS attack prevention, port mirroring, DiffServ support, MAC address filtering, Broadcast Storm Control, Multicast Storm Control, Access Control List (ACL) support, Quality of Service (QoS), Cable Diagnostics Function, LACP support, LLDP support, Port Security, DHCP client, Energy Efficient Ethernet, Management Information Base (MIB), dual firmware images, Neighbor Discovery Protocol (NDP), Generic VLAN Registration Protocol (GVRP), 802.1x authentication, Type of Service (ToS), DiffServ Code Point (DSCP) support, 1 fan, VLAN management, LLDP-MED, Guest VLAN, User Datagram Protocol (UDP), STP loop guard, Weighted Round Robin (WRR), Head-of-line (HOL) Blocking Prevention, loopback detection, Telnet server, Unknown Storm Control, BPDU Guard, Cisco Discovery Protocol (CDP), Duplicate Address Detection (DAD), TCP support, auto voice VLAN, Automatic Media-Dependent Interface Crossover (MDIX) |
Compliant Standards | IEEE 802.3, IEEE 802.3u, IEEE 802.3z, IEEE 802.1D, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3x, IEEE 802.3ad (LACP), IEEE 802.1w, IEEE 802.1x, IEEE 802.1s, IEEE 802.1ab (LLDP), IEEE 802.3az |
RAM | 256 MB |
Flash Memory | 64 MB |
Status Indicators | System, link/activity/speed |
Interfaces | 48 x 10/100/1000 Base-T RJ-45 ¦ 4 x 1000Base-X SFP uplink |
Power Device | Internal power supply |
Voltage Required | AC 100-240 V (50/60 Hz) |
Power Consumption Operational | 36.5 Watt |
Rack Mounting Kit | Included |
MTBF | 727,181 hours |
Compliant Standards | C-Tick, UL 60950, CSA 22.2, FCC CFR47 Part 15 A |
Localization | Colombia, Canada, Chile, Mexico, Latin America, United States |
Width | 17.3 in |
Depth | 10.1 in |
Height | 1.7 in |
Weight | 7.01 lbs |
Service & Support | Limited warranty - replacement - 3 years - response time: next business day |
Min Operating Temperature | 32 °F |
Max Operating Temperature | 122 °F |
Humidity Range Operating | 10 - 90% (non-condensing) |
Min Storage Temperature | -4 °F |
Max Storage Temperature | 158 °F |
Humidity Range Storage | 10 - 90% (non-condensing) |