Hubs

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

View Answer   |  Oct 17 2007   5:12 PM GMT   |  asked by Molefi
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...

View Answer   |  Jul 26 2007   7:18 AM GMT   |  asked by nickc1976
Hardware, NIC, Networking

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...

View Answer   |  Jul 19 2007   3:55 PM GMT   |  asked by tbitner
Networking, Availability, Bandwidth

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...

View Answer   |  Jul 17 2007   7:45 AM GMT   |  asked by manojdhirde
Networking, Availability, Bandwidth

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 to be able to...

View Answer   |  Jul 10 2007   2:57 PM GMT   |  asked by drainey
Networking, Hardware, Routers

Server 2003 network - 2 NICS

I have a server 2003 with 2 nicsinternal192.168.10.1255.255.255.0no gateway192.168.10.5 DNSexternal10.1.10.5255.255.255.010.1.10.1 gateway68.87.76.178 dnsInternal 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...

View Answer   |  Jul 6 2007   8:32 PM GMT   |  asked by calitech
NIC, OS, Servers

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...

View Answer   |  Jul 4 2007   7:22 AM GMT   |  asked by nickc1976
Networking, Bandwidth, Hardware

Firewall rules

Good Day!Currently, this is a simple LAN network with firewall diagram in my company. Please kindly refer to http://hgym.photosite.com/firewall/LANfirewall.html for the mentioned diagram.I wish to set an IP on the network interface of the FTP/Web/Mail Server. Any suggestion?Meanwhile, I...

View Answer   |  Jun 28 2007   11:02 AM GMT   |  asked by hunkgym
Cabling, Remote management, standards

unmanaged vs managed switch

Hello :i need to know the deffirence between managed and unmanageged switch.if i use managed switch will that pose overhead on my network performance, could it reduce my internet connection speed on that switch.Best regards

View Answer   |  Jun 28 2007   5:51 AM GMT   |  asked by amer83
Hardware, 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 or remotely...

View Answer   |  Jun 26 2007   3:45 PM GMT   |  asked by jmello
Hardware, Microprocessors, NIC

Intrussion detection

Does any one know of any goof Intrussion detection system boxes which are not crazy expensive and support up to 1GB lines.

View Answer   |  Jun 1 2007   12:10 AM GMT   |  asked by dimchik
Networking, Hardware, Routers

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 know if some one can...

View Answer   |  May 23 2007   10:13 PM GMT   |  asked by Millan
Outsourcing, Project management, DataCenter

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...

View Answer   |  May 17 2007   6:19 AM GMT   |  asked by jaanjaan
Networking, Bandwidth, Hardware

rply soon-2

plz tell me what is default gateway????

View Answer   |  May 16 2007   12:47 AM GMT   |  asked by jaanjaan
Networking, Availability, Hardware

rply soon

plz tell me whether MAC adress is globally unique or not.......also tell me what is true..PUBLIC ip adresss r globally uniuqe" or "ip adress are unique.also tell me in which part of world IPV6 is now used in majority?????

View Answer   |  May 16 2007   12:46 AM GMT   |  asked by jaanjaan
Networking, Availability, Hardware

Router Performance Evaluation

HiI would like to do an investigation about router performance of multiple vendors. What commands, parameters or procedures do you recommend me in order to recollect data for this objective? I'm thinking of comparing a Cisco 2600 router with a Xorp router to begin with my little investigation. Any...

View Answer   |  May 16 2007   11:59 AM GMT   |  asked by Faith9
Networking, Hardware, Routers

how toconfigure ipadress through run

plz tell me how to configure ipadress through cmd prompt or through run??????

View Answer   |  May 15 2007   7:37 AM GMT   |  asked by jaanjaan
Business/IT alignment, Project management, Networking

I need your input

Howdy folks,I have the following set up:2 Domain Controllers - Win2k3 Standard 1 member server with Exchange 2003 Standard100 XP Pro workstationsT1 connectionCurrently I use a sonicwall Pro 200 firewall, Symantec Corporate edition 10 AntiVirus, and Symanted Mail Security for Exchange.Everything...

View Answer   |  May 3 2007   2:49 PM GMT   |  asked by TheVyrys
Compliance, Laws, Regulations

SUBNETTING

HiWhat is the broadcast address for the IP subnet 192.168.100.32 given a subnet mask of 255.255.255.224. I want to know step by step procedure on how to get the right ans.BrgdsMark

View Answer   |  May 2 2007   4:20 AM GMT   |  asked by markmu
Networking, Hardware, Routers

DNS Packet Drops

The server running on windows 2003 (not primry domain) is used as DHCP server to issue client IP.I configured a 2wire router on this. but the conectivity to server keeps droping now and then.Could anyone here please let me know the possible cause?Best regards,

View Answer   |  May 1 2007   12:31 AM GMT   |  asked by inamhaque
Networking, Availability, Bandwidth