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HP ProCurve (J3294A) 12x10/100 Mbps Networking Hub Questions & Answers
Help with hub Procurve Hp j3294a
These are non-manageable switches, not configurable thus no IP. You should be able to plug it in to your home wiring, however, if you don?t have a server or dhcp server you will have to assign IP addresses to your computers and other network devices manually.
When i connected 2 computers on this device my
Hub works on single Broadcast and single collision domain which means the the effective bandwidth will be shared if more than one PC is connected.
In your case I will suggest to go for a new 10/100Mbps switch instead of Hub
What is the default IP of HP ProCurve 2510-48 ?
There is no IP address when the switch ships from the factory. It is set by the user and/or the network by DHCP. If you do not know what the IP address was set to, then you'll need to return the switch ti it's factory default configuration. There should be information in the manual for the switch about the default config.
Hp supply central pin connected to the 19V power
- Central Pin: In many laptop power supply connectors, especially those using the barrel-type connector, there's a central pin that carries the voltage (typically around 19 volts for most laptops) to power the device.
- Voltage and Polarity: It's crucial to ensure that the voltage supplied by the power adapter matches the requirements of your laptop. Most laptops operate on 19 volts, but there are exceptions, so always double-check the specifications of your laptop and the power supply.
- Polarity: Additionally, the polarity of the connector is important. The central pin typically carries positive voltage, while the outer sleeve of the connector is the ground (negative). Reversing polarity can damage your laptop, so make sure the connector is inserted correctly.
- Safety: Always use the power adapter that came with your laptop or a compatible replacement from a reputable manufacturer. Using an incorrect or incompatible power adapter can not only damage your laptop but also pose safety hazards such as overheating or electrical fires.
- Replacement: If you need to replace your laptop's power adapter, ensure that the new adapter provides the correct voltage, polarity, and wattage for your laptop model. It's often safer to purchase adapters from the laptop manufacturer or certified third-party suppliers to guarantee compatibility and safety.
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