Description
Reduced Power Consumption
Reduced power consumption refers to the practice of reducing the amount of power that a device, such as a computer or a network switch, uses. This can be achieved through various means, including using energy-efficient components, reducing the number of active components, and using power-saving modes.
The main benefits of reduced power consumption are:
- Cost savings: By reducing the amount of power used, organizations can reduce their energy costs and lower their overall operating expenses.
- Environmental sustainability: Lowering power consumption reduces the amount of greenhouse gases produced, helping to reduce the impact of technology on the environment.
- Increased reliability: Devices that use less power tend to generate less heat, which can help to increase their reliability and lifespan.
- Improved performance: In some cases, reducing power consumption can lead to improved performance, as devices can operate at faster speeds and with better efficiency.
There are various technologies and practices that can be used to achieve reduced power consumption, including using energy-efficient components, implementing power-saving modes, and using virtualization and cloud computing to consolidate and optimize resources.
Organizations can also implement energy-efficient network design practices, such as using power-efficient switches, reducing the number of network hops, and optimizing network traffic patterns, to achieve reduced power consumption in their networks.
Network Security Protection
Network security protection refers to the measures taken to protect a network and its associated data from unauthorized access, use, disclosure, disruption, modification, or destruction.
The goal of network security protection is to ensure the confidentiality, integrity, and availability of network resources and data.
Some common techniques used for network security protection include:
- Firewalls: Firewalls act as a barrier between the network and the Internet, controlling the flow of traffic in and out of the network and blocking unauthorized access.
- Encryption: Encryption is the process of encoding data to protect it from unauthorized access. Encryption can be used to protect data in transit, such as when it is transmitted over the Internet, and data at rest, such as when it is stored on a disk or server.
- Access Control: Access control is the process of limiting access to network resources based on the identity of the user or device attempting to access the resource. Access control can be implemented using various methods, such as passwords, smart cards, and biometrics.
- Intrusion Detection and Prevention Systems (IDPS): IDPS are systems that monitor network traffic for signs of attack and take action to prevent or mitigate the attack.
- Virtual Private Networks (VPNs): VPNs provide secure remote access to a network by encrypting traffic over the Internet, allowing users to connect to the network from remote locations in a secure manner.
- Anti-malware: Anti-malware refers to software that is designed to detect and remove malware, such as viruses, worms, and spyware, from a network or computer.
- Network Segmentation: Network segmentation involves dividing a network into smaller subnets or segments, making it more difficult for an attacker to compromise the entire network.
These and other network security protection techniques are used to defend against a wide range of security threats, such as cyber attacks, malware, and unauthorized access, to ensure the confidentiality, integrity, and availability of network resources and data.
It is important to note that network security protection is an ongoing process, as new threats and vulnerabilities are constantly emerging, and network administrators must be vigilant and proactive in protecting their networks against these threats.
Advanced Layer 2 Features
Advanced Layer 2 features refer to a set of advanced features and functions that are used to enhance the performance and functionality of Layer 2 switches, which are used to control the flow of data within a network. Layer 2 switches operate at the Data Link layer of the OSI model and are responsible for forwarding data frames between devices on the same network.
Some of the advanced Layer 2 features include:
- Link Aggregation (LAG): Allows multiple physical connections to be combined into a single logical connection, providing increased bandwidth and fault tolerance.
- Spanning Tree Protocol (STP): Helps to prevent loops in the network by blocking redundant paths, ensuring that only one active path exists between any two devices.
- Virtual Local Area Network (VLAN): Allows network administrators to segment the network into multiple virtual networks, providing increased security, performance, and scalability.
- Quality of Service (QoS): Allows network administrators to prioritize different types of traffic, such as voice, video, and data, ensuring that critical applications receive the necessary bandwidth and processing power.
- Port Mirroring: Allows network administrators to monitor network traffic by copying packets from one or more ports to a monitoring port.
- Multicast: Allows the efficient delivery of data to multiple recipients, reducing network congestion and improving network performance.
- Dynamic Host Configuration Protocol (DHCP): Allows network administrators to automatically assign IP addresses to devices on the network, reducing the administrative overhead associated with manual IP address assignment.
- Network Access Control (NAC): Helps to secure the network by controlling access to the network based on the security posture of the device attempting to access the network.
These advanced Layer 2 features provide network administrators with greater control and flexibility over the network, allowing them to optimize network performance, improve security, and increase reliability.
General Information about the HPE JL678A
- Manufacturer: HPE
- Part Number or SKU# JL678A
- Type: Networking
- Switch Type: 28 Ports Switch
Performance
- Ports : 24 X 10/100/1000 + 4 X 1 Gigabit / 10 Gigabit Sfp+
- Switching Capacity: 128 GBPS ¦ Throughput: 95.2 MPPS ¦ Latency (1 GBPS): 1.5 ?s ¦ Latency (10 GBPS): 1.8 ?s
- Capacity : Switched Virtual Interfaces (Svis): 16 ¦ Arp Entries: 1024 ¦ Ipv4 Routes (Unicast): 512 ¦ Ipv6 Routes (Unicast): 512 ¦ Igmp Groups: 512 ¦ Mld Groups: 512 ¦ Ipv4 Acl Entries (Ingress): 256 ¦ Ipv6 Acl Entries (Ingress): 128 ¦ Mac Acl Entries (Ingress): 256
- Mac Address Table Size : 8192 Entries
- Routing Protocol : Igmpv2, Igmpv3
- Encryption Algorithm : Ssl
- Authentication Method : Secure Shell (Ssh), Radius, Tacacs+, Secure Shell V.2 (Ssh2)
- Features : Flow Control, Bootp Support, Arp Support, Vlan Support, Diffserv Support, Ipv6 Support, Sntp Support, Sflow, Multiple Spanning Tree Protocol (Mstp) Support, Trivial File Transfer Protocol (Tftp) Support, Mld Snooping, Lacp Support, Lldp Support, Port Based Access Control, Dhcp Client, Energy Efficient Ethernet, Management Information Base (Mib), Network Access Control (Nac), Neighbor Discovery Protocol (Ndp), Snmp Support, Internet Control Message Protocol (Icmp), Entitymib, Dns Client, Lldp-Med, User Datagram Protocol (Udp), Rapid Reconfiguration Of Spanning Tree (Rstp), Ipv6 Addressing
- Compliant Standards : Ieee 802.3, Ieee 802.1d, Ieee 802.1q, Ieee 802.3ab, Ieee 802.1p, Ieee 802.3x, Ieee 802.3ad (Lacp), Ieee 802.1w, Ieee 802.1s, Ieee 802.3az
- Processor : 1 X Arm A9: 1.016 Ghz
- Ram : 4 Gb Ddr3 Sdram
- Flash Memory : 16 GB
Expansion / Connectivity
- Interfaces :
- 24 X 10/100/1000 Base-T Rj-45 ¦ 4 X 1/10gbit Lan Sfp+ ¦ 1 X Usb-C Console ¦ 1 X Usb Type A
Power
- Power Device : Internal Power Supply
- Power Provided : 65 Watt
- Voltage Required : Ac 230 V (50/60 Hz)
- Power Consumption Operational : 15.4 Watt
