What happens if you plug a hub into itself?
how does duplex work in relation to switches and hubs
What is the difference? How do you know which one to use? Thanks.
I have replaced my BEFSR41 VER 3 with a WRT150N. Can I use the BEFSR41 as a hub connected to the 150N?
Can a wired router be connected to a hub? this was a trick question on job interview.
there are 200 computers in my office , which communication mechanism should i use and what type of routers and switches should i use
Hello, Sir/Madam I have a problem with my network. my computers are connected with hubs but the hub is collied every time. so I just restart the hub. but the same problem happens. plz tell me the perfect Sollution.
what is the difference between hub and router and why is it necessary to utilize a hub when creating a network
Hi, One of my colleagues has a Dell Latitude D510 running Windows XP. When connected to our LAN, the laptop is unable to obtain an IP address. When I view the network card in Device Manager, it appears to be installed and working correctly. The NIC is a Broadcom 440x 10/100 Integrated Controller. I have [...]
We have a problem where some users will complain of slow application response time (on the LAN) from our ERP server, but others will be fine. After many hours of troublshooting I’ve discovered the following: - Packet Sniff’s of affected users shows TCP Retransmissions because the Checksum is Incorrect from the server. - Replacing the [...]
Hi Guys, I am doing my Masters in Networks and Distributed Systems. Currently I have 2 months vacation in hand and want to do CCNA in that time. Need help on whether it is good idea?? Will it help my Masters?? Masters in Networks and Distributed Systems with CCNA is a good combination?? Will the [...]
Hello All; If I’m configuring multiple VLANs on a Layer 3 switch (HP) do I have to setup static routes or will the switch learn them automatically? Also if I have multiple VlAN’s on the Layer 2 switches that connect to the Layer 3 do I have to setup port trunking in order for traffic [...]
I have a server 2003 with 2 nics internal 192.168.10.1 255.255.255.0 no gateway 192.168.10.5 DNS external 10.1.10.5 255.255.255.0 10.1.10.1 gateway 68.87.76.178 dns Internal nic handles the DHCP 192.168.10.150-190 it has the scope options with the gateway 10.1.10.1 that is the comcast modem. and the DNS of 192.168.10.5 The internal network works. WS’s can access the [...]
My office runs a normal LAN. The company has recently purchased the building next door, and we want to extend the LAN into this building using a wireless link. To achieve this, we have purchased 2 Netgear WPN802 wireless access points. The Netgear website has a step by step guide to configuring the WPN802 in [...]
Hello: I need to know the difference between managed and unmanaged switch. If I use a managed switch will that pose overhead on my network performance? Could it reduce my internet connection speed on that switch? Best regards
Hello, We have several Dell Optiplex GX520′s on the network running Windows XP pro. They randomly fall into sleep mode. Moving the mouse will not wake them – you have to push the power button to get them out of sleep mode. Also we are not able to remotely wake them to do patch updates [...]
Does any one know of any goof Intrussion detection system boxes which are not crazy expensive and support up to 1GB lines.
We are a company where we have expirience on network remote administration and now we have open a new area, The area of security. Now I need to start to make new procedures like when a new customer come to us and ask if we can handle the security for his network… I need to [...]
hello sir instead of writting 3 words “school level question”. i think u can write yes or no????? i m confused as in some publications it is written dat MAC address is globally unique…..but others say dat only PUBLIC ip address are uniue and not mac address. my question…. if mac address is not unique [...]





