Analysis and prevention of Flooding attack by using TCP/IP or UDP programs or any other software
Hi, I’m doing my final year project on flooding attack. In this, I want to do analysis and then prevention of flooding attack with the parameters known as 1. Packet size 2. Rate of transmission 3. Bandwidth What do I do from this? Please help me.
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| January 28, 2013 7:48 AM
TCP/IP, UDP
Hi, I’m doing my final year project on flooding attack. In this, I want to do analysis and then prevention of flooding attack with the parameters known as 1. Packet size 2. Rate of transmission 3. Bandwidth What do I do from this? Please help me.
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| January 28, 2013 7:48 AM
TCP/IP, UDP
TCP/IP
I am getting this error on TCP/IP connection. Emails are not going out from AS/400 “2 = TCP connection closed due to R2 retry threshold being run.”
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| December 19, 2012 6:12 PM
AS/400, TCP/IP
I am getting this error on TCP/IP connection. Emails are not going out from AS/400 “2 = TCP connection closed due to R2 retry threshold being run.”
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| December 19, 2012 6:12 PM
AS/400, TCP/IP
Strange DNS resolution.
Hello. This week one of our AS400 got me all surprised. I do not know what to do, where to look, so I would like to ask here…just in case. On this AS400, among others there are four host table entries. These entries are set to 2.xxx.xxx.xxx addresses. The DNS has 9.xxx.xxx.xxx addresses. Customer does [...]
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| October 11, 2012 4:55 PM
AS/400, DNS, Host table, PTF, TCP/IP
Hello. This week one of our AS400 got me all surprised. I do not know what to do, where to look, so I would like to ask here…just in case. On this AS400, among others there are four host table entries. These entries are set to 2.xxx.xxx.xxx addresses. The DNS has 9.xxx.xxx.xxx addresses. Customer does [...]
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| October 11, 2012 4:55 PM
AS/400, DNS, Host table, PTF, TCP/IP
Device setup with static tcp address
How do I add a static IP address to a device on AS400? I have just been handed this problem and have never dealt with device communications. The device is a handheld PC connecting through 5251 telnet (static address) from a remote location through a communications link.
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| March 6, 2012 4:19 AM
TCP/IP
How do I add a static IP address to a device on AS400? I have just been handed this problem and have never dealt with device communications. The device is a handheld PC connecting through 5251 telnet (static address) from a remote location through a communications link.
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| March 6, 2012 4:19 AM
TCP/IP
Various Ethline failures
We have moved 15 of 20 AS400 / iSeries to a new business DMZ. The five systems that fail range from OS level V4R5M0 to V5R4M0 and system types 50S to 520. Some failed systems are LPARs where half the systems of the LPAR are functioning with their new IPs while the other half fail. [...]
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| March 31, 2012 8:27 PM
DMZ, Ethernet, STRTCP, TCP/IP, V4R5M0
We have moved 15 of 20 AS400 / iSeries to a new business DMZ. The five systems that fail range from OS level V4R5M0 to V5R4M0 and system types 50S to 520. Some failed systems are LPARs where half the systems of the LPAR are functioning with their new IPs while the other half fail. [...]
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| March 31, 2012 8:27 PM
DMZ, Ethernet, STRTCP, TCP/IP, V4R5M0
Connecting a machine to all systems in datacenter over TCP/IP
We want to connect one keyboard, mouse and monitor to all systems in our datacenter. We want to do this over tcp/ip and not run a lot of cables. What equipment will facilitate this?
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| June 24, 2011 2:10 PM
Data center design, Data Center management, DataCenter, TCP/IP, TCP/IP connections, TCP/IP port
We want to connect one keyboard, mouse and monitor to all systems in our datacenter. We want to do this over tcp/ip and not run a lot of cables. What equipment will facilitate this?
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| June 24, 2011 2:10 PM
Data center design, Data Center management, DataCenter, TCP/IP, TCP/IP connections, TCP/IP port
Why laptop window 7 common issues failing to connect internet?
Can someone tell me why new Compaq/Toshiba laptop window 7 failing to connect internet? Have tested with other Internet Browser same fault. Fully confident not a infection related. Have tried to reset TCP/IP Winsock catalog -same fault.So far we have to install Service Pack 1 Updates to get it all back to work via Internet. [...]
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| May 4, 2011 12:29 AM
TCP/IP, Windows 7, Windows 7 SP1, Winsock
Can someone tell me why new Compaq/Toshiba laptop window 7 failing to connect internet? Have tested with other Internet Browser same fault. Fully confident not a infection related. Have tried to reset TCP/IP Winsock catalog -same fault.So far we have to install Service Pack 1 Updates to get it all back to work via Internet. [...]
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| May 4, 2011 12:29 AM
TCP/IP, Windows 7, Windows 7 SP1, Winsock
Subnet routing
Will the way I setup my network and router to talk to multiple net cards on one PC from other PC on separate network work? First PC with two network cards First network card IP 192.168.3.106 Sub 255.255.255.0 Gateway 192.168.2.100 Second network card IP 192.168.5.106 Sub 255.255.255.0 Gateway 192.168.2.100 Router IP 192.168.2.100 Sub 255.255.255.0 Router table First [...]
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| March 21, 2011 2:10 AM
Netgear router, Subnet, TCP/IP, Windows Network Administration, Windows networking
Will the way I setup my network and router to talk to multiple net cards on one PC from other PC on separate network work? First PC with two network cards First network card IP 192.168.3.106 Sub 255.255.255.0 Gateway 192.168.2.100 Second network card IP 192.168.5.106 Sub 255.255.255.0 Gateway 192.168.2.100 Router IP 192.168.2.100 Sub 255.255.255.0 Router table First [...]
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| March 21, 2011 2:10 AM
Netgear router, Subnet, TCP/IP, Windows Network Administration, Windows networking
FTP Failure after particular time
Hi, My iSeries (V5R4M0) system transfers the file to Unix server ovr SSL. It uses FTP Command ccc to set clear command channel. The problem is when we have big file and it takes more time, we get the error “No response from remote host; all connections closed.” What I observed is any time data transfer exceeds [...]
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| April 13, 2011 5:30 PM
AS/400, AS/400 FTP, FTP, FTP management, iSeries, TCP/IP, Unix
Hi, My iSeries (V5R4M0) system transfers the file to Unix server ovr SSL. It uses FTP Command ccc to set clear command channel. The problem is when we have big file and it takes more time, we get the error “No response from remote host; all connections closed.” What I observed is any time data transfer exceeds [...]
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| April 13, 2011 5:30 PM
AS/400, AS/400 FTP, FTP, FTP management, iSeries, TCP/IP, Unix
AS/400 STARTUP timing issues
I’ve had more issues in 7.1 with timing and adding delays to insure subsystems or TCPIP are up before proceeding to the next step in the start up program. Has anyone ever used APIs to insure things are up instead of just adding larger delays, making the time till the system is available longer?
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| March 5, 2011 2:02 PM
AS/400, AS/400 subsystems, AS/400 TCP/IP, Startup, TCP/IP
I’ve had more issues in 7.1 with timing and adding delays to insure subsystems or TCPIP are up before proceeding to the next step in the start up program. Has anyone ever used APIs to insure things are up instead of just adding larger delays, making the time till the system is available longer?
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| March 5, 2011 2:02 PM
AS/400, AS/400 subsystems, AS/400 TCP/IP, Startup, TCP/IP
Telnet problem on SCO Unix 5.05
hi.i have a problem with my pentium 4 computer with sco unix 5.0.4 operation system to server computer or another computer (pentium 1) .the network is tcp-ip.eather i can not ping to server or other client.if you help me i been grateful of you.
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| January 12, 2011 3:08 PM
Server connectivity, TCP/IP, Telnet, Unix
hi.i have a problem with my pentium 4 computer with sco unix 5.0.4 operation system to server computer or another computer (pentium 1) .the network is tcp-ip.eather i can not ping to server or other client.if you help me i been grateful of you.
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| January 12, 2011 3:08 PM
Server connectivity, TCP/IP, Telnet, Unix
ISP has assigned a static IP, How to set up netgear router
I have a server with a static IP assigned by my ISP. I want to add another computer so I installed a netgear router and configured it with the static IP address etc. that the ISP gave me. When I did that the original server would not connect to the internet, but the new PC [...]
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| February 14, 2011 9:13 AM
Internet service providers, Netgear router, Router Troubleshooting, Static IP, Static IP address, TCP/IP
I have a server with a static IP assigned by my ISP. I want to add another computer so I installed a netgear router and configured it with the static IP address etc. that the ISP gave me. When I did that the original server would not connect to the internet, but the new PC [...]
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| February 14, 2011 9:13 AM
Internet service providers, Netgear router, Router Troubleshooting, Static IP, Static IP address, TCP/IP
Windows Server 2003 Strange DNS issues
I have taken over an AD/DNS install (was not employeed when it was initially set up) and I am seeing things I think are strange to say the least. for example, if my FQDN was example.com – this is a typical nslookup/ping session: C:>nslookup Default Server: w2003server.example.com Address: 192.168.1.5 > google.com Server: w23003server.example.com Address: [...]
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| November 8, 2010 3:17 PM
DNS, DNS server, Exchange 2003, Exchange 2003 NDR, NDR, TCP/IP, Windows Server 2003, Windows Server 2003 Standard Edition
I have taken over an AD/DNS install (was not employeed when it was initially set up) and I am seeing things I think are strange to say the least. for example, if my FQDN was example.com – this is a typical nslookup/ping session: C:>nslookup Default Server: w2003server.example.com Address: 192.168.1.5 > google.com Server: w23003server.example.com Address: [...]
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| November 8, 2010 3:17 PM
DNS, DNS server, Exchange 2003, Exchange 2003 NDR, NDR, TCP/IP, Windows Server 2003, Windows Server 2003 Standard Edition
Free IT Book: Mastering the Hype Cycle from Gartner, Inc.
According to Gartner’s 2010 Hype Cycle Report, cloud computing has reached the peak of its hype cycle. This supposedly means that these technologies are heading toward the mainstream, but first is a period of disillusionment for those whose experience didn’t match up with their expectations created by the hype. Today’s free IT book promises to [...]
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| November 1, 2010 3:21 PM
DNS, Exchange 2003, Giveaways, IT answers, IT Books, Lotus Notes, TCP/IP, Windows 7
According to Gartner’s 2010 Hype Cycle Report, cloud computing has reached the peak of its hype cycle. This supposedly means that these technologies are heading toward the mainstream, but first is a period of disillusionment for those whose experience didn’t match up with their expectations created by the hype. Today’s free IT book promises to [...]
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| November 1, 2010 3:21 PM
DNS, Exchange 2003, Giveaways, IT answers, IT Books, Lotus Notes, TCP/IP, Windows 7
TZ 100 Hang, ping with no response and vpn drop and reconnect
TZ 100 is keep working but there is no response through http management. Firmware 5521 and 5520 have used but no improvemenet. VPN drops and reconnect all the times. I have adjusted the TCP/IP timeout to 60 Seconds. Unfortunately, it is useless.
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| August 24, 2010 9:19 AM
Network management, Network security, SonicWALL, TCP/IP, VPN, VPN Error Messages, Wireless in 2010, Wireless security
TZ 100 is keep working but there is no response through http management. Firmware 5521 and 5520 have used but no improvemenet. VPN drops and reconnect all the times. I have adjusted the TCP/IP timeout to 60 Seconds. Unfortunately, it is useless.
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| August 24, 2010 9:19 AM
Network management, Network security, SonicWALL, TCP/IP, VPN, VPN Error Messages, Wireless in 2010, Wireless security
Wireless Network Bypassing
hi i have one wireless Linksys usb network adaptor , i connect it to my Laptop after getting signal internet start normally .know question is that i want to use my laptop as a wireless repeater .( like attach one router to laptop and getting signal in my place) actually in my room there is very low [...]
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| August 19, 2010 9:26 AM
TCP/IP, Wi-Fi, Wireless in 2010, Wireless networking
hi i have one wireless Linksys usb network adaptor , i connect it to my Laptop after getting signal internet start normally .know question is that i want to use my laptop as a wireless repeater .( like attach one router to laptop and getting signal in my place) actually in my room there is very low [...]
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| August 19, 2010 9:26 AM
TCP/IP, Wi-Fi, Wireless in 2010, Wireless networking
TCP Statistics IPv4 active opens?
If I restart my computer I will have 6 to 10 active opens. In the course of about 4 days, I will have over 35000 and my computer slows to a crawl unless I restart it. At best, I am running 4 computers and an xbox. Its seem to have something to do with Windows [...]
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| May 22, 2010 7:05 PM
IPv4, TCP/IP, Windows XP, Windows XP SP3
If I restart my computer I will have 6 to 10 active opens. In the course of about 4 days, I will have over 35000 and my computer slows to a crawl unless I restart it. At best, I am running 4 computers and an xbox. Its seem to have something to do with Windows [...]
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| May 22, 2010 7:05 PM
IPv4, TCP/IP, Windows XP, Windows XP SP3
TCP/IP properties
tell me about IP address, Subnet mask, Default geteway, preferred DNS server, Alternate DNS server
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| May 7, 2010 11:42 AM
Default gateway, IP address, Preferred DNS Server, Subnet, TCP/IP
tell me about IP address, Subnet mask, Default geteway, preferred DNS server, Alternate DNS server
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| May 7, 2010 11:42 AM
Default gateway, IP address, Preferred DNS Server, Subnet, TCP/IP
window server 2003 and tcp/ip
i am install one PC window vista and secound one window 2003.i connect two pc with cross cable. both of reaply when i am used ping cammand. but when i am intall AD in one of (which window 2003 intall)thise system i am not get ping from secoud Pc. i am make sure TCP/IP show [...]
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| March 3, 2010 11:32 PM
TCP/IP, Vista, Windows Server 2003
i am install one PC window vista and secound one window 2003.i connect two pc with cross cable. both of reaply when i am used ping cammand. but when i am intall AD in one of (which window 2003 intall)thise system i am not get ping from secoud Pc. i am make sure TCP/IP show [...]
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| March 3, 2010 11:32 PM
TCP/IP, Vista, Windows Server 2003
Windows 7 must restart print spooler every morning in order to print
We are currently deploying Windows 7 64bit PCs within our organization. Some of the computers need to have their print spoolers restarted in the mornings or else they won’t print. After the spooler has been restarted they seem to print fine. We deploy printers via Group Policy from Windows 2003 and I administer the print [...]
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| May 8, 2013 1:41 PM
64bit, Group Policy, Printer Administration, Printer deployment, printer management component, Server 2003, TCP/IP, Windows 7 deployment
We are currently deploying Windows 7 64bit PCs within our organization. Some of the computers need to have their print spoolers restarted in the mornings or else they won’t print. After the spooler has been restarted they seem to print fine. We deploy printers via Group Policy from Windows 2003 and I administer the print [...]
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| May 8, 2013 1:41 PM
64bit, Group Policy, Printer Administration, Printer deployment, printer management component, Server 2003, TCP/IP, Windows 7 deployment
