Hubs
What happens if you plug a hub into itself?
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| January 24, 2013 3:21 PM
Hubs, Networking
What happens if you plug a hub into itself?
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| January 24, 2013 3:21 PM
Hubs, Networking
how does duplex work in relation to switches and hubs
how does duplex work in relation to switches and hubs
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| February 10, 2011 4:41 PM
duplex, Full Duplex, Hubs, Swicthes
how does duplex work in relation to switches and hubs
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| February 10, 2011 4:41 PM
duplex, Full Duplex, Hubs, Swicthes
Hub, router and switch
What is the difference? How do you know which one to use? Thanks.
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| February 26, 2013 1:02 PM
Hubs, Networking hardware, Routers, SDN, Switches
What is the difference? How do you know which one to use? Thanks.
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| February 26, 2013 1:02 PM
Hubs, Networking hardware, Routers, SDN, Switches
Can I use a Linksys BEFSR41 as a hub connected to a Linksys WRT150N?
I have replaced my BEFSR41 VER 3 with a WRT150N. Can I use the BEFSR41 as a hub connected to the 150N?
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| January 12, 2009 1:07 PM
Hubs, Linksys BEFSR41, Linksys Routers, Linksys WRT150N, Routers, Wireless routers
I have replaced my BEFSR41 VER 3 with a WRT150N. Can I use the BEFSR41 as a hub connected to the 150N?
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| January 12, 2009 1:07 PM
Hubs, Linksys BEFSR41, Linksys Routers, Linksys WRT150N, Routers, Wireless routers
Wired router connected to a hub?
Can a wired router be connected to a hub? this was a trick question on job interview.
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| February 10, 2011 9:32 PM
Hubs, Router configuration, Routers, Wireless routers
Can a wired router be connected to a hub? this was a trick question on job interview.
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| February 10, 2011 9:32 PM
Hubs, Router configuration, Routers, Wireless routers
trying to replace old 10Base t hubs with new technology routers and switches , there are 200 computers what should i do
there are 200 computers in my office , which communication mechanism should i use and what type of routers and switches should i use
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| October 10, 2008 8:32 PM
Data center design and infrastructure, Hubs, Network architecture and topology, Network design, Routers, Switches
there are 200 computers in my office , which communication mechanism should i use and what type of routers and switches should i use
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| October 10, 2008 8:32 PM
Data center design and infrastructure, Hubs, Network architecture and topology, Network design, Routers, Switches
Removing The Network Collision
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.
Answer Question
| February 10, 2011 5:38 AM
Hubs, Network collision, Network performance
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.
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| February 10, 2011 5:38 AM
Hubs, Network collision, Network performance
what is the difference between hub and router and why is it necessary to utilize a hub when creating a network
what is the difference between hub and router and why is it necessary to utilize a hub when creating a network
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| April 10, 2012 5:12 PM
Hubs, Routers
what is the difference between hub and router and why is it necessary to utilize a hub when creating a network
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| April 10, 2012 5:12 PM
Hubs, Routers
Dell laptop NIC problems
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 [...]
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| February 4, 2009 7:18 AM
Cabling, Hubs, Networking, NIC, Routers, Switches
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 [...]
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| February 4, 2009 7:18 AM
Cabling, Hubs, Networking, NIC, Routers, Switches
TCP Retransmissions b/c of Checksum Incorrect
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 [...]
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| February 4, 2009 3:55 PM
Bandwidth, Cabling, Cisco, Ethernet, Fault isolation, Hubs, IPv4, NetBIOS, Network protocols, Network testing, Networking, Protocol analysis, Routers, Switches, TCP, TCP/IP
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 [...]
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| February 4, 2009 3:55 PM
Bandwidth, Cabling, Cisco, Ethernet, Fault isolation, Hubs, IPv4, NetBIOS, Network protocols, Network testing, Networking, Protocol analysis, Routers, Switches, TCP, TCP/IP
Masters in Network and Distributed Systems with CCNA????
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 [...]
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| February 10, 2011 7:45 AM
Availability, Bandwidth, Cabling, CCNA, Cisco, Hardware, Hubs, Networking, Networking certifications, Routers, Switches
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 [...]
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| February 10, 2011 7:45 AM
Availability, Bandwidth, Cabling, CCNA, Cisco, Hardware, Hubs, Networking, Networking certifications, Routers, Switches
Configuring VLANs
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 [...]
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| June 5, 2012 2:57 PM
Cabling, Hewlett-Packard, Hubs, Routers, Switches, VLAN, VLAN configuration
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 [...]
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| June 5, 2012 2:57 PM
Cabling, Hewlett-Packard, Hubs, Routers, Switches, VLAN, VLAN configuration
Server 2003 network – 2 NICS
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 [...]
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| February 4, 2009 8:32 PM
Cabling, DHCP, DNS, Firewalls, Hubs, Incident response, Network protocols, Networking, NIC, Routers, Switches, VPN, Windows Server 2003
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 [...]
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| February 4, 2009 8:32 PM
Cabling, DHCP, DNS, Firewalls, Hubs, Incident response, Network protocols, Networking, NIC, Routers, Switches, VPN, Windows Server 2003
Wireless bridge
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 [...]
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| February 4, 2009 7:22 AM
Bandwidth, Cabling, Hubs, Network monitoring, Routers, Switches, Wireless, Wireless bridges
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 [...]
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| February 4, 2009 7:22 AM
Bandwidth, Cabling, Hubs, Network monitoring, Routers, Switches, Wireless, Wireless bridges
Unmanaged vs. Managed switch
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
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| April 18, 2013 5:51 AM
Cabling, Hubs, Routers, Switches
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
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| April 18, 2013 5:51 AM
Cabling, Hubs, Routers, Switches
Dell Optiplex GX520 hibernation/sleep mode issues
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 [...]
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| November 22, 2009 3:45 PM
Availability, Bandwidth, Cabling, DataCenter, Dell, Desktops, DHCP, DNS, Ethernet, Fault isolation, FDDI, Frame Relay, H.323, Hardware, Hubs, Interoperability, IPv4, LDAP, Management, Microprocessors, Microsoft Office, Microsoft Windows, MPLS, NetBIOS, Network applications management, Network management software, Network monitoring, Network protocols, Network testing, Networking, Networking services, NIC, OS, Patch management, Protocol analysis, Remote management, Routers, Security, Servers, SIP, Software, SQL Server, Switches, TCP, Tech support
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 [...]
Answer Question
| November 22, 2009 3:45 PM
Availability, Bandwidth, Cabling, DataCenter, Dell, Desktops, DHCP, DNS, Ethernet, Fault isolation, FDDI, Frame Relay, H.323, Hardware, Hubs, Interoperability, IPv4, LDAP, Management, Microprocessors, Microsoft Office, Microsoft Windows, MPLS, NetBIOS, Network applications management, Network management software, Network monitoring, Network protocols, Network testing, Networking, Networking services, NIC, OS, Patch management, Protocol analysis, Remote management, Routers, Security, Servers, SIP, Software, SQL Server, Switches, TCP, Tech support
Intrussion detection
Does any one know of any goof Intrussion detection system boxes which are not crazy expensive and support up to 1GB lines.
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| February 4, 2009 12:10 PM
Cabling, Firewalls, Forensics, Hubs, Incident response, Intrusion management, Network monitoring, Routers, Security, Switches, VPN, Wireless
Does any one know of any goof Intrussion detection system boxes which are not crazy expensive and support up to 1GB lines.
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| February 4, 2009 12:10 PM
Cabling, Firewalls, Forensics, Hubs, Incident response, Intrusion management, Network monitoring, Routers, Security, Switches, VPN, Wireless
Procedures for a new area.
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 [...]
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| May 28, 2008 10:13 PM
Access control, Application security, backdoors, Biometrics, Browsers, Cabling, Compliance, configuration, CRM, Current threats, Database, DataCenter, Digital certificates, Disaster Recovery, Encryption, Exchange, filtering, Firewalls, Forensics, Hacking, Hardware, Hubs, human factors, Identity & Access Management, Incident response, Instant Messaging, Intrusion management, Network management software, Network security, Networking, Outsourcing, patching, PEN testing, Platform Security, Policies, Project management, provisioning, Remote management, Risk management, Routers, Secure Coding, Security, Security Program Management, Security tokens, Servers, Single sign-on, Spyware, SSL/TLS, Switches, Trojans, Viruses, VPN, vulnerability management, Web security, Wireless, worms
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 [...]
Answer Question
| May 28, 2008 10:13 PM
Access control, Application security, backdoors, Biometrics, Browsers, Cabling, Compliance, configuration, CRM, Current threats, Database, DataCenter, Digital certificates, Disaster Recovery, Encryption, Exchange, filtering, Firewalls, Forensics, Hacking, Hardware, Hubs, human factors, Identity & Access Management, Incident response, Instant Messaging, Intrusion management, Network management software, Network security, Networking, Outsourcing, patching, PEN testing, Platform Security, Policies, Project management, provisioning, Remote management, Risk management, Routers, Secure Coding, Security, Security Program Management, Security tokens, Servers, Single sign-on, Spyware, SSL/TLS, Switches, Trojans, Viruses, VPN, vulnerability management, Web security, Wireless, worms
rply
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 [...]
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| May 17, 2007 6:19 AM
Bandwidth, Cabling, Hardware, Hubs, Networking, Ping, Routers, Switches
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 [...]
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| May 17, 2007 6:19 AM
Bandwidth, Cabling, Hardware, Hubs, Networking, Ping, Routers, Switches
