Description
Link Aggregation Control Protocol (LACP)
Link Aggregation Control Protocol (LACP) is a standard protocol used for bundling multiple physical network connections together to form a single logical connection. This bundle of connections is known as a Link Aggregation (LAG) or Link Bundle. The purpose of LACP is to provide increased bandwidth and improved redundancy for network connections.
LACP works by using a negotiation protocol between network devices to dynamically discover and configure link aggregation groups. The protocol exchanges information between the devices to determine the best configuration for the link aggregation group and to ensure that the group operates correctly.
In a LAG configuration, data is transmitted over multiple physical connections simultaneously, providing increased bandwidth and fault tolerance. If one of the physical connections in the LAG fails, the others continue to provide network connectivity, maintaining network availability.
LACP is supported by most major network hardware vendors and is a standard part of the IEEE 802.3ad Link Aggregation specification. It is commonly used in data center and enterprise networks to provide high-speed, reliable network connections.
Network Management
Network management refers to the processes and tools used to monitor, configure, and control the performance and availability of a computer network. The goal of network management is to ensure that network resources are used efficiently, network availability is maximized, and network performance is optimized. This is achieved through the use of various network management tools, such as network performance monitoring software, network configuration management software, and network fault management software.
Some common tasks performed by network management include:
- Monitoring network performance and availability
- Configuring network devices
- Maintaining an inventory of network devices and configurations
- Managing network security
- Troubleshooting network problems
- Managing network upgrades
- Monitoring and controlling network resource usage
- Providing reporting and analysis of network performance and usage.
Network Time Protocol (NTP)
Network Time Protocol (NTP) is a protocol used to synchronize the clocks of computers in a network to a common, accurate time source. The purpose of NTP is to ensure that all devices in a network have consistent time and date information, which is important for many applications, such as logging and auditing events, accurate time-stamping of transactions, and coordinated activity across distributed systems.
NTP operates over the Internet Protocol (IP) and uses the User Datagram Protocol (UDP) as its transport mechanism. NTP clients periodically send time request messages to NTP servers and receive a time response message in return. The client uses the time information received from the server to adjust its local clock to the correct time.
There are many public NTP servers available on the Internet, and network administrators can also set up their own NTP servers within their own network. The accuracy of NTP depends on the quality of the time source used and the stability of the network connection between the NTP client and server.
General Information about the HPE J9470A
- Manufacturer Hewlett-Packard Enterprise
- Model Number or SKU# J9470A
- Product Line ProCurve
- Product Series 3500
- Product Model 3500-24
- Product Name ProCurve 3500-24 Ethernet Switch
- Product Type Ethernet Switch
Interfaces/Ports
- Total Number of Network Ports 24
- Number of Network (RJ-45) Ports 24
- Port/Expansion Slot Details 20 x Fast Ethernet Network, 4 x Gigabit Ethernet Network, 4 x Gigabit Ethernet Expansion Slot
Media & Performance
- Ethernet Technology Gigabit Ethernet
- Network Technology 10/100/1000Base-T, 10/100Base-TX
I/O Expansions
- Number of Total Expansion Slots 4
- Expansion Slot Type SFP
Network & Communication
- Layer Supported 3
Management & Protocols
- Manageable Yes
Power Description
- Input Voltage 110 V AC, 220 V AC
