Cisco CBS250-48P-4G network switch Managed L3 Gigabit Ethernet (10/100/1000) Power over Ethernet (PoE) 1U Grey
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CBS250-48P-4G
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CBS250-48P-4G Overview
CISCO CBS250-48P-4G 250 Series 250-48p-4g - Switch - L3 - Smart - 48 X 10/100/1000 (poe+) + 4 X 1 Gigabit Sfp.
Smart Switch, 48 x 10/100/1000 PoE+ ports with 370W power budget, 4 x Gigabit SFP
- Managed L3 Web-based management SNMP v1/2c/3, Telnet, TFTP, HTTP/HTTPS, SNTP
- Quality of Service (QoS) support Configuring Location Settings (CLI)
- Basic switching RJ-45 Ethernet ports quantity: 48 Console port: RJ-45/Mini-USB
- Cat5e 10BASE-T, 100BASE-TX, 1000BASE-T
- MAC address table: 8000 entries Switching capacity: 104 Gbit/s
- 512 Access Control List (ACL)
- 1U Rack mounting
- Power supply included Power over Ethernet (PoE)
Summary Description
Cisco CBS250-48P-4G. Switch type: Managed, Switch layer: L3. Basic switching RJ-45 Ethernet ports type: Gigabit Ethernet (10/100/1000), Basic switching RJ-45 Ethernet ports quantity: 48, Installed SFP modules quantity: 4, USB 2.0 ports quantity: 1, Console port: RJ-45/Mini-USB. MAC address table: 8000 entries, Switching capacity: 104 Gbit/s. Networking standards: IEEE 802.1D, IEEE 802.1Q, IEEE 802.1p, IEEE 802.1s, IEEE 802.1w, IEEE 802.1x, IEEE 802.3, IEEE.... Power over Ethernet (PoE). Rack mounting, Form factor: 1U
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Specifications
Overview
| Condition | Refurbished |
|---|---|
| Brand | Cisco |
| Stock | In Stock |
Management features
| Switch type | Managed |
|---|---|
| Switch layer | L3 |
| Quality of Service (QoS) support | Y |
| Web-based management | Y |
| Configuring Location Settings (CLI) | Y |
| System event log | Y |
Ports & interfaces
| Basic switching RJ-45 Ethernet ports quantity | 48 |
|---|---|
| Basic switching RJ-45 Ethernet ports type | Gigabit Ethernet (10/100/1000) |
| Gigabit Ethernet (copper) ports quantity | 48 |
| Installed SFP modules quantity | 4 |
| Console port | RJ-45/Mini-USB |
| USB 2.0 ports quantity | 1 |
Network
| Networking standards | IEEE 802.1D, IEEE 802.1Q, IEEE 802.1p, IEEE 802.1s, IEEE 802.1w, IEEE 802.1x, IEEE 802.3, IEEE 802.3ab, IEEE 802.3ad, IEEE 802.3af, IEEE 802.3at, IEEE 802.3az, IEEE 802.3u, IEEE 802.3x, IEEE 802.3z |
|---|---|
| 10G support | N |
| Copper ethernet cabling technology | 10BASE-T, 100BASE-TX, 1000BASE-T |
| Cable types supported | Cat5e |
| Port mirroring | Y |
| IP routing | Y |
| Flow control support | Y |
| Link aggregation | Y |
| Broadcast storm control | Y |
| Rate limiting | Y |
| Spanning tree protocol | Y |
| Head-of-line (HOL) blocking | Y |
| Ethernet LAN data rates | 10,100,1000 Mbit/s |
| Active link detection | Y |
| Cable length detection | Y |
| VLAN support | Y |
| Virtual LAN features | Port-based VLAN, Tagged VLAN, Voice VLAN |
Data transmission
| Switching capacity | 104 Gbit/s |
|---|---|
| Forwarding rate | 77.38 Mpps |
| MAC address table | 8000 entries |
| Number of queues | 8 |
| Static route | Y |
| Number of static routes | 32 |
| Number of IP interfaces | 16 |
| Jumbo frames support | Y |
| Jumbo frames | 9000 |
| Packet buffer memory | 3 MB |
Security
| DHCP features | DHCP client, DHCP relay |
|---|---|
| Access Control List (ACL) | Y |
| Access Control List (ACL) rules | 512 |
| IGMP snooping | Y |
| Security algorithms | SSH, SSH-2, SSL/TLS |
| SSH/SSL support | Y |
| Loop protection | Y |
| BPDU filtering/protection | Y |
| IP-MAC-Port binding | Y |
| Authentication | Guest VLAN, Port-based authentication |
| Authentication type | IEEE 802.1x, RADIUS |
| Queue scheduling algorithms | SP, Weighted Round Robin (WRR) |
Multicast features
| Multicast support | Y |
|---|---|
| Multicast Listener Discovery (MLD) snooping | MLD v1/2 |
Protocols
| Management protocols | SNMP v1/2c/3, Telnet, TFTP, HTTP/HTTPS, SNTP |
|---|---|
| GARP VLAN Registration Protocol (GVRP) | Y |
| IPv4 & IPv6 features | Dual stack IPv4/IPv6, IPv4/IPv6 access-control list (ACL) |
Design
| Rack mounting | Y |
|---|---|
| Stackable | N |
| Form factor | 1U |
| Product colour | Grey |
| Reset button | Y |
| LED indicators | Y |
| Redundant fans support | N |
| Number of fans | 1 fan(s) |
| Certification | UL (UL 60950), CSA (CSA 22.2), FCC 15 (CFR 47) A |
Performance
| Built-in processor | Y |
|---|---|
| Processor frequency | 800 MHz |
| Memory type | DRAM |
| Internal memory | 512 MB |
| Flash memory | 256 MB |
| Noise level | 37.3 dB |
| Firmware upgradeable | Y |
| Mean time between failures (MTBF) | 856329 h |
Power
| Power supply included | Y |
|---|---|
| Number of power supply units | 1 |
| AC input voltage | 100 - 240 V |
| AC input frequency | 50 - 60 Hz |
Power over Ethernet (PoE)
| Power over Ethernet (PoE) | Y |
|---|---|
| Power over Ethernet plus (PoE+) ports quantity | 48 |
| Total Power over Ethernet (PoE) budget | 370 W |
Operational conditions
| Operating temperature (T-T) | 0 - 50 °C |
|---|---|
| Storage temperature (T-T) | -25 - 70 °C |
| Operating relative humidity (H-H) | 10 - 90% |
| Storage relative humidity (H-H) | 10 - 90% |
| Heat dissipation | 1542.12 BTU/h |
Weight & dimensions
| Width | 445 mm |
|---|---|
| Depth | 350 mm |
| Height | 44 mm |
| Weight | 5.43 kg |
Packaging data
| Cables included | AC |
|---|---|
| Quick start guide | Y |
| Rack mount kit | Y |
Sustainability
| Sustainability compliance | Y |
|---|---|
| Sustainability certificates | CE, WEEE |
Logistics data
| Harmonized System (HS) code | 85176990 |
|---|
Frequently Asked Questions
What is the total PoE power budget for the Cisco CBS250-48P-4G? +
The Cisco CBS250-48P-4G provides a substantial PoE power budget of 370 watts. This capacity allows you to efficiently power a wide array of connected devices, such as IP cameras, VoIP phones, and wireless access points, directly through the Ethernet cable, simplifying your infrastructure deployment without needing additional power injectors.
Does the CBS250-48P-4G support Layer 3 static routing? +
Yes, this model includes basic Layer 3 static routing capabilities. It allows you to segment your network into separate VLANs and route traffic between them, which significantly enhances network performance and security by reducing broadcast traffic and providing better control over inter-VLAN communication within your small business environment.
What type of uplink ports are included on this switch? +
This unit is equipped with 4 Gigabit SFP (Small Form-Factor Pluggable) uplink ports. These slots offer flexible high-speed connectivity, allowing you to establish fiber-optic uplinks to your core network or other distribution switches, ensuring reliable, high-bandwidth communication over longer distances beyond the limits of standard copper Ethernet cabling.
Is the CBS250-48P-4G managed through a command-line interface? +
While it is primarily designed as a smart managed switch featuring an intuitive web-based GUI, it also provides basic command-line management options via the console port. This dual approach gives administrators flexibility, allowing for quick graphical configuration while maintaining the capability to perform more granular command-line troubleshooting when necessary.
Can I mount the CBS250-48P-4G in a standard server rack? +
Absolutely. The CBS250-48P-4G is designed for a standard 19-inch rackmount installation. It comes with the necessary rack-mounting hardware to fit securely into standard enterprise or server closets, making it an ideal choice for businesses looking to maintain an organized and professional network equipment layout.
What is the primary advantage of the 250 series smart switch architecture? +
The 250 series architecture offers the perfect balance of affordability and enterprise-grade features. By combining essential managed switch functionality, such as VLANs and QoS, with a user-friendly interface, it allows small-to-medium businesses to achieve professional network control and traffic prioritization without the complexity or high cost associated with fully managed enterprise-level switches.
Does this switch support Quality of Service (QoS) for voice and video traffic? +
Yes, it features advanced Quality of Service (QoS) mechanisms. You can prioritize latency-sensitive traffic like VoIP and video conferencing streams over standard data traffic. This ensures high-quality communication and minimizes jitter, providing a smooth user experience across your business network even during periods of heavy bandwidth utilization.
How does the CBS250-48P-4G handle port security and access control? +
This switch supports standard security features including IEEE 802.1X port-based authentication, which helps verify devices before granting network access. Additionally, it provides MAC-based port security to prevent unauthorized devices from connecting, effectively mitigating common network threats and helping to keep your business data segmented and secure from internal vulnerabilities.
Why should I purchase the Cisco CBS250-48P-4G from BuyRouterSwitch.com? +
Buying from BuyRouterSwitch.com ensures you receive authentic Cisco hardware sourced through legitimate channels. We focus on providing high-quality enterprise networking solutions tailored to the needs of professionals, ensuring that your equipment is ready for deployment right out of the box with the reliability expected by IT decision-makers.
How can I request a bulk quote for multiple units of this switch? +
If you are planning a large-scale deployment and require bulk quantities of the CBS250-48P-4G, simply reach out to our dedicated sales team via the contact options on our website. We specialize in accommodating large volume orders for business and enterprise customers, ensuring you receive personalized attention and competitive pricing for your project requirements.
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