Description
More Specifications of Stackable Switch
The SF550X-48-K9-NA Cisco switch is a 48-port Layer 3 stackable switch that supports 10/100Mbps speeds. It is a member of the Cisco SF500 series of stackable switches, which are designed for small and medium-sized businesses.
Additional specifications of the SF550X-48-K9-NA include:
- 48 10/100Mbps ports
- 2 Gigabit Ethernet uplink ports
- 4 Gigabit Ethernet stacking ports
- StackWise Plus technology for stacking up to 8 units
- Support for advanced Layer 3 routing protocols, including OSPF and EIGRP
- Support for Quality of Service (QoS)
- Support for advanced security features, including Access Control Lists (ACLs) and Network Admission Control (NAC)
- IPv6 support
- Energy Efficient Ethernet (EEE) support
- 1 RU form factor
- Dual redundant, modular power supply and fan.
Please note that the above information is based on the model’s specifications at the time of my knowledge cutoff, and that Cisco may have updated the model since then.
Security and Access Control of Managed Switch
The SF550X-48-K9-NA Cisco 48-ports Layer 3 Ethernet Switch has several features to ensure security and access control:
- Access Control Lists (ACLs): These allow administrators to define policies to control access to the network by allowing or denying traffic based on source and destination IP addresses, protocols, and ports.
- Port Security: This feature allows administrators to set limits on the number of MAC addresses that can be learned on a specific port, preventing unauthorized devices from connecting to the network.
- IEEE 802.1X Authentication: This feature allows for secure authentication of network users by requiring them to provide valid credentials before being granted access to the network.
- Virtual Local Area Networks (VLANs): VLANs allow administrators to segment the network into different logical groups, providing an additional layer of security by isolating different types of traffic.
- Secure Shell (SSH) and Secure Copy Protocol (SCP): These protocols provide secure remote access and file transfer capabilities, allowing administrators to securely manage the switch from remote locations.
- Secure Boot: The switch’s firmware is digitally signed, providing a secure boot process that ensures that only authorized software is loaded onto the device.
- Network Time Protocol (NTP) and Simple Network Time Protocol (SNTP): These protocols provide accurate time synchronization across all devices on the network, allowing for more precise logging and auditing of network activity.
Network Management and Monitoring
Network management and monitoring of the SF550X-48-K9-NA Cisco 48-ports Layer 3 Ethernet Switch can be achieved through a variety of methods, including:
- Cisco Network Assistant (CNA): This is a free software tool that allows for easy configuration and management of Cisco switches and routers. It provides a graphical user interface (GUI) for monitoring network performance, troubleshooting issues, and making changes to switch configurations.
- Cisco Prime Infrastructure: This is a comprehensive network management solution that provides a centralized view of the entire network, including the SF550X-48-K9-NA switch. It allows for monitoring of network performance, identification of network issues, and automated troubleshooting.
- SNMP: Simple Network Management Protocol (SNMP) allows for the monitoring of network devices, including the SF550X-48-K9-NA switch, using management software such as HP OpenView or Nagios. SNMP can be used to monitor switch performance, port status, and other critical parameters.
- Cisco IOS: The Cisco IOS (Internetwork Operating System) provides a command-line interface (CLI) for configuring and managing the SF550X-48-K9-NA switch. It allows for monitoring of switch performance, configuration of ports, and troubleshooting of network issues.
- Third-Party Tools: There are also third-party network management and monitoring tools, such as SolarWinds Network Performance Monitor, that can be used to monitor and manage the SF550X-48-K9-NA switch. These tools provide a comprehensive view of the network, allowing for easy identification of network issues and troubleshooting.
General Information
Manufacturer Cisco Systems, Inc
Manufacturer Part Number SF550X-48-K9-NA
Brand Name Cisco
Product Series 550X
Product Model SF550X-48
Product Name SF550X-48 Layer 3 Switch
Product Type Layer 3 Switch
Interfaces/Ports
Total Number of Network Ports 50
Uplink Port Yes
Modular Yes
Stack Port Yes
Port/Expansion Slot Details 4 x 10 Gigabit Ethernet Uplink
Port/Expansion Slot Details 48 x Fast Ethernet Network
Port/Expansion Slot Details 2 x 10 Gigabit Ethernet Network
Media & Performance
Media Type Supported Optical Fiber
Media Type Supported Twisted Pair
Ethernet Technology Fast Ethernet
Ethernet Technology 10 Gigabit Ethernet
Network Technology 10GBase-T
Network Technology 10/100Base-T
Network Technology 10GBase-X
I/O Expansions
Number of Total Expansion Slots 4
Expansion Slot Type SFP+
Shared SFP Slot Yes
Number of SFP+ Slots 4
Network & Communication
Layer Supported 3
Management & Protocols
Manageable Yes
Power Description
Power Source Power Supply
Redundant Power Supply Supported Yes
Miscellaneous
Package Contents-
SF550X-48 Layer 3 Switch
Power Cord
Mounting Kit
Serial Cable
CD-ROM with User Documentation (PDF)
Quick Start Guide





