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3
votes
2answers
378 views

Why server send RST packet to client after graceful close?

I 'm testing server stress test. server OS and client OS is CentOS6.4. client try to 3000 connect, one connection send a one http request, by load test tool, weighttp. but, client get error. this ...
0
votes
1answer
49 views

What packet to ignore to not have ssh terminated on brief connectivity loss?

It seems like sometimes there are some connectivity problems around the edge of our network to certain other networks, and my ssh sessions with some remote servers, which themselves have no ...
0
votes
1answer
254 views

Manage Intel RAID in Windows

I have a box with Intel C600 Series Chipset SATA RAID Controller. Three RAID1 sets were configured at built time and Windows 2008 Server was installed on one of the RAID sets. The box has been ...
0
votes
2answers
320 views

Is it possible to change disk in RAID0 array of Intel Rapid Storage Tehnology?

My BIOS started to report red line with error for one of 2 drives in RAID0 array during boot. But file system appears to be working without any visible problems, so I was able to make system image and ...
-2
votes
1answer
161 views

GPT Partition corrupt [closed]

I have a little bit of a story. I spilt hot chocolate on my lovely Lenovo Ultrabook and killed it. I fixed it and put a new keyboard in. Windows was running quite slowly so I went to do the Windows 8 ...
6
votes
0answers
1k views

TCP RST right after FIN/ACK [closed]

I am having the weirdest issue: a web server which sometimes, only on very specific requests, will send a RST to the client after having sent the FIN datagram. First, a description of the setup: ...
2
votes
2answers
218 views

What happens if a server never receives the RST packet?

Someone recently decided to show me a POC of a new Denial of Service method using SYN/TCP he's figured out. I thought it was complete nonsense, but after explaining to him about SYN-SYN/ACK-RST, he ...
14
votes
2answers
734 views

Is my TCP connections sabotaged by my country's government?

I am suspicious that my country's government is destroying the received ACK packet on TCP connections, somehow. When I try to establish a TCP connection to an outside host on ports other than 80 the ...
3
votes
1answer
157 views

Massive RST packets being sent

I've been fighting off a weird issue we've been having in our internal network: from time to time, multiple applications that we use simply freeze: SQL Management Studio, Red-Gate's Data Compare, ...
2
votes
1answer
1k views

Why do I see an IP packet with size 2960, way above the MTU setting of 1500 on the interface and it gets through?

I am analyzing traffic between a client and a Linux webserver running on a HP blade server, the client sometimes gets stuck waiting for more data when the webserver has closed the connection. The ...
1
vote
1answer
1k views

TCP RST Reset Every 5 Minutes on Windows 2003 sp2

Recently I had a web developer come to me and ask why he was receiving connection errors in his app that was accessing a sql database. So, I went through my normal trouble shooting steps to isolate ...
5
votes
3answers
584 views

Is SYN flooding still a threat?

Well recently I've been reading about different Denial of Service methods. One method that kind of stuck out was SYN flooding. I'm a member of some not-so-nice forums, and someone was selling a python ...
2
votes
2answers
1k views

Forged TCP reset packets

I am trying to better understand the net neutrality debate. Some have accused ISPs of sending RST packets to end hosts in order to block BitTorrent traffic. What exactly does this mean? I have a ...
1
vote
1answer
843 views

WYSIWYG Trac editor with reStructuredText

We're using trac, and using it's inbuilt reStructured Text throughout our wiki, since we process our trac wiki pages with another programme and convert them to another format. RST is a more widely ...