Advanced Network Management OptionsThe J4904-69001 HPE ProCurve 48 Ports 10/100/1000BT 4 Dual SFP GigaBit Ethernet Switch offers advanced network management options to provide greater control and visibility over your network. One of the key features is the ability to configure and manage the switch remotely through a web interface or through a command line interface (CLI). This allows you to make changes to the switch configuration, monitor network performance, and troubleshoot issues from a remote location. Additionally, the switch offers advanced security features such as access control lists (ACLs) and VLANs to help protect against unauthorized access and network breaches. The switch also supports Quality of Service (QoS) to prioritize critical network traffic and ensure that important data is delivered in a timely manner. Overall, the J4904-69001 switch provides robust network management options to help ensure that your network is running smoothly and efficiently.
Security Features and Access Control
The J4904-69001 HPE ProCurve 48 Ports 10/100/1000BT 4 Dual SFP GigaBit Ethernet Switch has several security features and access control mechanisms built-in to ensure the integrity and confidentiality of network data. Some of these features include:
- Port security: This feature allows administrators to assign specific MAC addresses to specific ports and prevent unauthorized devices from accessing the network.
- Access control lists (ACLs): ACLs can be used to control access to specific network resources or to block certain types of traffic.
- VLANs: Virtual LANs can be used to segment the network and create multiple isolated broadcast domains. This can help prevent unauthorized access to sensitive data.
- 802.1X: This feature allows for authentication of devices before they are allowed to access the network.
- SSH and SSL: The switch supports secure remote management through SSH and SSL encryption.
- RADIUS and TACACS+: These protocols can be used for centralized authentication and authorization of network devices.
- DHCP snooping: This feature prevents unauthorized DHCP servers from being placed on the network.
- ARP inspection: ARP inspection can be used to prevent ARP spoofing attacks.
- Link Aggregation Control Protocol (LACP): LACP can be used to create link aggregation groups, which can increase network availability and reduce the risk of a single point of failure.
- Quality of Service (QoS): QoS can be used to prioritize certain types of traffic, such as voice and video, to ensure that they are delivered with minimal delay and jitter.
Scalability and Expandability
Scalability refers to the ability of a system or network to handle an increasing amount of load or users without negatively impacting performance. The J4904-69001 HPE ProCurve switch is scalable because it has 48 ports, which allows for the addition of more devices to the network without reaching capacity. The switch also supports 10/100/1000BT and 4 dual SFP GigaBit Ethernet, which provides high-speed connectivity for multiple devices and allows for easy expansion of the network.
Expandability refers to the ability to add new features or functionality to a system or network. The J4904-69001 HPE ProCurve switch is expandable because it supports dual SFP GigaBit Ethernet, which allows for the addition of fiber optic connectivity to the network. This expands the network's capabilities, making it suitable for high-bandwidth applications such as video streaming and data backup. Additionally, the switch is compatible with HPE ProCurve Manager software, which enables network management and monitoring, further expanding the switch's capabilities.
Detail DescriptionManufacturer: HPE
Type : Networking
Switch-Type : 48 Ports
Enclosure Type : External
Built-In Devices : Led Panel
Networking:Ports Qty : 48 X Ethernet 10base-T, Ethernet 100base-Tx, Ethernet 1000base-T
Data Transfer Rate : 1 GBPS
Data Link Protocol : Ethernet, Fast Ethernet, Gigabit Ethernet
Routing Protocol : Igmpv2, Igmp, Igmpv3
Remote Management Protocol : Snmp 1, Rmon 1, Rmon 3, Rmon 9, Snmp 3, Snmp 2c, Http
Connectivity Technology : Wired
Communication Mode : Half-Duplex, Full-Duplex
Switching Protocol : Ethernet
Status Indicators : Port Status, Link Activity, Port Transmission Speed, Port Duplex Mode, Power, Test Mode, Fail
Features : Flow Control, Full Duplex Capability, Auto-Sensing Per Device, Ip-Routing, Dhcp Support, Bootp Support, Arp Support, Cisco Fast Etherchannel, Vlan Support, Manageable
Compliant Standards : IEEE 802.3, IEEE 802.3u, 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
Expansion / Connectivity
Expansion Slots Total (Free) : 4 ( 4 ) X Mini-Gbic
Interfaces : 48 X Network - Ethernet 10base-T/100base-Tx/1000base-T - Rj-45
1 X Serial - Console - 9 Pin D-Sub (Db-9)
Dimension and WeightHeight: 1.7inch
Weight: 11 Lbs
About Refurbished Products
Different Types of Switches
Networking switches vary widely depending on the number of devices they can support, network bandwidth/speed, and form factor. Switches for small offices will have anything between 4 and 8 ports and can fit on a desk. For larger office network implementation, switches may have 24 ports, 48 ports, 96 ports, and 128 ports and are rack-mountable between 1U and 4U. Switches come in different types depending on the network speed and tasks they support. These include 40/100 Gbps, 10 Gigabit (up to 10000 Mbps), Gigabit Ethernet (up to 1000 Mbps), Power over Ethernet, and Fast Ethernet (10/100 Mbps).
The unmanaged switches offer fixed configuration on a plug-and-play basis. It is the most basic switch and there are a few choices in the market. These switches are affordable, but the basic features make them inappropriate for enterprise applications.
The number of features and level of functionality improves with managed switches, making them ideal for enterprise and business applications. These switches are built with the command-line interface for ease of configuration. Equally, they support SNMP agents that come in handy when troubleshooting network issues.
The security on managed switches is better and will protect different types of traffic. Other features include support for virtual LANs, IP routing, and quality of service settings. Managed switches are more expensive compared to all other types of switches.
Smart switches refer to switches that possess more features than those of unmanaged switches but do not have the full features of managed switches. Smart switches are more cost-effective than managed switches.
Some of the limitations of the smart switches are a lack of telnet access support, Web GUIs, and a lack of many features for VLANs. They are affordable compared to a fully managed switch and are suitable for a smaller computer network.
Modular switches allow the addition of expansion modules as the network expands. The expansion modules allow for more networked devices but are application-specific. They may include wireless access points, firewalls, or network analysis tools. The flexibility of a modular networking switch comes at a higher cost.
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