PCs disconnecting from router
PCs keep randomly disconnecting from Internet. When one PC disconnects, the others remain connected. I investigated when a PC's Internet stopped working. NIC's LAN status showed all was well. I tried IPCONFIG /ALL, it appeared OK with IP Address, Default Gateway etc. I tried logging into router...
PCs keep randomly disconnecting from Internet. When one PC disconnects, the others remain connected. I investigated when a PC's Internet stopped working. NIC's LAN status showed all was well. I tried IPCONFIG /ALL, it appeared OK with IP Address, Default Gateway etc. I tried logging into router...
0 pts.
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...
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...
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...
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...
Can't get DHCP to give addresses
For the life of me can't seem to setup my server. I have 2 Nics for extra security and what is recommended for Remote Access. This worked with SBS but I just installed windows 2003 server and want to setup remote access server and exchange 2007 I have the external card: 192.168.1.5 IP...
For the life of me can't seem to setup my server. I have 2 Nics for extra security and what is recommended for Remote Access. This worked with SBS but I just installed windows 2003 server and want to setup remote access server and exchange 2007 I have the external card: 192.168.1.5 IP...
Messaging Network Alerts / Disruptions
Hi All, Im looking for your thoughts opinions on network messaging alerts for disruptions etc i.e. We have a unix system that interfaces with a windows client and usually once a week when someone stuffs up we need to do a restore which involves getting everybody out of the system who is in...
Hi All, Im looking for your thoughts opinions on network messaging alerts for disruptions etc i.e. We have a unix system that interfaces with a windows client and usually once a week when someone stuffs up we need to do a restore which involves getting everybody out of the system who is in...
Discover Network Devices
I'm new to this enterprise network. How can I determine all of the devices connected to my network. Unfortuantley I'm the only IT guy and just came aboard so I'm very unfamiliar with the network setup and am trying to find the address of a wireless access point so I can login to it and...
I'm new to this enterprise network. How can I determine all of the devices connected to my network. Unfortuantley I'm the only IT guy and just came aboard so I'm very unfamiliar with the network setup and am trying to find the address of a wireless access point so I can login to it and...
Routing Between Subnets and between networks
1.I have two separe networks 192.168.0.0 and 192.168.1.0 ,they r physicall connected. What should i configure and where to configure so that host of each network can connect to other host in other network. 2.I have two separe Subnets(after subnetting a class B network),they r physicall connected....
1.I have two separe networks 192.168.0.0 and 192.168.1.0 ,they r physicall connected. What should i configure and where to configure so that host of each network can connect to other host in other network. 2.I have two separe Subnets(after subnetting a class B network),they r physicall connected....
odd NIC problem
Howdy all... I have a win2k3 member server with 2 onboard Intel PRO lan connections. One is 100mb the other 1000mb. On the 100mb connection, I can set either a DHCP or Static TCP address and it works fine. On the 1000mb connection, it works fine on DHCP, but absolutely refuses to connect with a...
Howdy all... I have a win2k3 member server with 2 onboard Intel PRO lan connections. One is 100mb the other 1000mb. On the 100mb connection, I can set either a DHCP or Static TCP address and it works fine. On the 1000mb connection, it works fine on DHCP, but absolutely refuses to connect with a...
Network Monitoring tool
Hi I am new to network monitoring. I am looking for pure software based network monitoring/analyzer/traffic generator application that will support 10, 100 and 1G ethernet interface. The application need to run on a laptop sothat when a tech goes out he will be able look at the network from the...
Hi I am new to network monitoring. I am looking for pure software based network monitoring/analyzer/traffic generator application that will support 10, 100 and 1G ethernet interface. The application need to run on a laptop sothat when a tech goes out he will be able look at the network from the...
Monitoring the Network
Hi, I have multiple remote sites. I would like to monitor the network and analyze the traffic and its performance in general. For example, how the bandwidth is consumed, if certain activities are unnecessary and how to improve the networks performance by blocking through the firewall like...
Hi, I have multiple remote sites. I would like to monitor the network and analyze the traffic and its performance in general. For example, how the bandwidth is consumed, if certain activities are unnecessary and how to improve the networks performance by blocking through the firewall like...
Software based WIN Simulation
Hi, I need to test out an application over WAN. The testing includes the response time with different delays and bandwidth requirements. Is there any piece of software (preferably opensource/freeware)which can simulate the WAN for me? The idea is to install two NICs in the Windows/Linux machine,...
Hi, I need to test out an application over WAN. The testing includes the response time with different delays and bandwidth requirements. Is there any piece of software (preferably opensource/freeware)which can simulate the WAN for me? The idea is to install two NICs in the Windows/Linux machine,...
802.11 vs 802.16
I have a small co. with a point to point wireless grid. I handle off site monitoring of gas nad oil flow. I have been overlaping my grid with new locations, and more to come. So I have been looking into new wireless Sys. I have made the choice to use All-In-One?360 Multi-Band/Multi-Mode Antenna...
I have a small co. with a point to point wireless grid. I handle off site monitoring of gas nad oil flow. I have been overlaping my grid with new locations, and more to come. So I have been looking into new wireless Sys. I have made the choice to use All-In-One?360 Multi-Band/Multi-Mode Antenna...
Installing Printers Based on Active Directory Group
Hi All, I'm looking to install all my printers based on security groups within active directory I was planning on using the script below: *** START SCRIPT PRINTERS.VBS *** Const IT_GROUP = "IT" Set WshShell = WScript.CreateObject("WScript.Shell") Set WshNetwork = CreateObject("WScript.Network")...
Hi All, I'm looking to install all my printers based on security groups within active directory I was planning on using the script below: *** START SCRIPT PRINTERS.VBS *** Const IT_GROUP = "IT" Set WshShell = WScript.CreateObject("WScript.Shell") Set WshNetwork = CreateObject("WScript.Network")...
Unable to detect a parity error with Windows SDK on a PCI serial card
We are using a 9-bit protocol which sometimes sends a mark state and sometimes sends a space stage. When a space state is sent we want to be able to get a parity error in SDK. We can see the parity error in the hardware register but we want to be able to see the error with Windows SDK software. ...
We are using a 9-bit protocol which sometimes sends a mark state and sometimes sends a space stage. When a space state is sent we want to be able to get a parity error in SDK. We can see the parity error in the hardware register but we want to be able to see the error with Windows SDK software. ...
Network Resource Allocation cum Planning cum Technical Problem
This is the real commercial problem face by my company. Well, the reason I ask this problem is I salute and respect all of you as I believe all of you are as good as network solution company out there, or even better!! Lets me rephrase the entire problem again. Company expand so fast that the...
This is the real commercial problem face by my company. Well, the reason I ask this problem is I salute and respect all of you as I believe all of you are as good as network solution company out there, or even better!! Lets me rephrase the entire problem again. Company expand so fast that the...
Design NEW network cum NEW IT infrastructure-2
Company expand so fast that the IT infrastructure is not fast enough to cater high volume of traffic; the initial design is not scalable. The number of new branch offices setup caused the company pay a high price in the leased line communication. Salesman and management staffs dial into company...
Company expand so fast that the IT infrastructure is not fast enough to cater high volume of traffic; the initial design is not scalable. The number of new branch offices setup caused the company pay a high price in the leased line communication. Salesman and management staffs dial into company...
static ip is in the spam list
HELLO ALL, My static ip is in the spam list. What should I do? Thanks a lot
HELLO ALL, My static ip is in the spam list. What should I do? Thanks a lot
Event ID 13508 in microsoft windwos 2000 server
Hi all I have a three servers with windows 2000 (service pack4 ) and its running active directory and DNS also. My global catalog server (PDC) am calling as server ?A? , others are server ?B? and server ?C?. These are two servers are acting as BDCs. One of the BDC?s Hard disk was crashed last...
Hi all I have a three servers with windows 2000 (service pack4 ) and its running active directory and DNS also. My global catalog server (PDC) am calling as server ?A? , others are server ?B? and server ?C?. These are two servers are acting as BDCs. One of the BDC?s Hard disk was crashed last...
keepalive
HI, I am preparing for the ccna exam. Can any body help me, what is the purpose of keepalive command which we will give in routers when configurin the physical interfaces. Thanks & Regards, Rajesh.M
HI, I am preparing for the ccna exam. Can any body help me, what is the purpose of keepalive command which we will give in routers when configurin the physical interfaces. Thanks & Regards, Rajesh.M
DDos traffic generator
Hi all, We are testing SERVICE CONTROL ENGINE of Cisco. I would like to test the SCE for detecting and preventing DDOS traffic. For testing SCE, I need DDOS traffic generator software. I searched in the Google but i didn't get. Can anybody help me to find out a DDOS traffic generator...
Hi all, We are testing SERVICE CONTROL ENGINE of Cisco. I would like to test the SCE for detecting and preventing DDOS traffic. For testing SCE, I need DDOS traffic generator software. I searched in the Google but i didn't get. Can anybody help me to find out a DDOS traffic generator...
