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0answers
1k views

Drivers for packet injection on the Intel Centrino(R) Advanced N 6205

I have an Intel Centrino(R) Advanced N 6205, running BackTrack 5 in VMWare. I'm having trouble following the tutorial on aircrack-ng website, and I need to know what drivers to download to support ...
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1answer
270 views

Check how many packets are being received by each interface/computer on the network

Is there a way I can check via terminal or command line how many packets are being received by each interface/computer on the network? I want to check which PC is downloading a large amount of data. ...
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1answer
167 views

Odd internet packet routing

I want to know is there anyway to explicitly control the packet routing. I try to connect my computer in HK from San Francisco. It is extremely slow and I use tracert to see what is going on. It seems ...
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1answer
381 views

How do I know if my packet requests are being redirected from localhost?

So I just had a fun and exciting time trying to figure why on earth a particular computer was able to ping different places on the interweb but not browse any webpages of the same places I was able to ...
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3answers
831 views

Packet sent to the default gateway addressed to the same subnet. What happens?

Just a theoretical question (out of curiosity). If a host sent a packet to its default gateway and the packet has a destination address within the IP range of the subnet, what should the gateway do in ...
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4answers
11k views

What's the minimum size of a TCP packet

A post here: http://blogs.adobe.com/dreamweaver/2011/02/optimal-css-tiled-background-image-size.html staes that "The smallest download that browsers can do is 1K bytes." Is this due to minimum size ...
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2answers
4k views

Minimum size of the data part of TCP segment

My question has two parts: I know that the "data" part of an Ethernet frame can be 46~1500 bytes. Considering the IP header of 20 bytes + TCP header of 20 bytes, the minimum "data" size of a TCP ...
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1answer
222 views

Troubleshooting timeout and login problem, data transfer logging

I can't use gmail or Google log-in enabled openAuth from my browser in Ubuntu, but the same computer (It is a dual boot) works fine for everything in Windows. I connect through a Dynex router, and a ...
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1answer
176 views

What is fjappmgrbulk?

I captured a udp packet from wireshark which ones port is 2510 and destination ip is 81.64.155.202. What is that port for? I found this post) mentioning: "it's for fjappmgrbulk, fjappmgrbulk ...
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3answers
695 views

Will VPN will slow down VOIP traffic?

If I have a Linux setup with VPN in Paris and a Linux setup with VPN in London, both with high-speed internet, will packet-switching be slower for VOIP than if I didn't use VPN? A few people have ...
2
votes
3answers
180 views

Send cookies/site login information over my internal network?

Is there a way I can send cookies/site login information to computers within my internal network? i.e push them through in packet headers? Not FTP. For example if I want to send cookies with my ...
3
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3answers
163 views

Packet travelling in layers

I want to know how a network packet travels through different layers, i.e. from the physical layer to the presentation layer in Linux systems. Are there any detailed articles or books on this topic ...
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1answer
1k views

How to open outbound ports in Router?

I am trying to configure this Yamaha router in our lab to open ports to access GMAIL (smtp/imap).I understood that I have to open ports 995 and 465 for this. Should I do this in "Packet Filtering" or ...
6
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2answers
565 views

Packet sniffing tools

OS: Windows XP Is there any tool that can do packet sniffing by processes? I use Wireshark before, but that's too wide. I need just to look into a certain process.
0
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1answer
26 views

reduce the time taken by application packet to reduce ethernet interface on windows?

How do I possibly reduce the time taken by an application packet e.g.like http from a browser to ethernet of same computer on windows 7? I will be programming in visual studio in c++ in few days. I ...
1
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1answer
111 views

Unexplained Log Cruft and Possible Dropped Packets on WPA2-Personal LAN

I've been receiving a LOT of log cruft ever since I installed my WUSB100V2 (using the rt2870sta community driver from the Linux kernel) and was wondering what it all meant. Many times when these ...
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2answers
777 views

On an unencrypted public wi-fi hotspot, what exactly is a packet sniffer doing to get another computer's packet?

I get mixed results when reading information security articles, some of them stating that in order to do something similar you need to also setup some sort of honeypot with a running access point and ...
1
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2answers
120 views

What programs can I use to see what traffic of mine a network admin can see?

What programs can I use to see what traffic of mine a network admin can see? Monitor incoming and outgoing network traffic at a the packet level, I want to make sure my VPN is working properly.
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1answer
1k views

tcpdump missing on Cygwin v1.7.7 for packet sniffing

I am trying to debug why my TCP packets are truncated. I see that only the first 24 bytes of each packet are showing up in my program. The 25th through 28th bytes are scrambled and all others after ...
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2answers
2k views

Size of an IP Packet

What is the complete size of an IP Packet?
0
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1answer
127 views

Remove adapter defined routing entry

I need to remove (or change) the default entry in the routing table for Windows XP, which routes packets with a destination equal to the adapter's address to localhost. The reason for this is I ...
3
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2answers
1k views

What are ping packets made of?

What exactly are in the packets that are sent via the ping command? I was reading a Wikipedia article about magic numbers and saw this: DHCP packets use a "magic cookie" value of '63 82 53 63' ...
2
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2answers
155 views

Continuous packets receive from Internet even when closing browsers,why is that?

I use windows XP sp3 on an HP laptop compaq nc6400 connecting to the net through adsl connection in a local network, as soon as I connect to the internet it starts to receive packets, is a virus doing ...
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5answers
2k views

Intercept email and see its content

My new company has a monitor position. What a monitor does, is to monitor what anyone is doing. No IM, USB, phone with camera are allowed. I wonder within a WLAN, if a monitor can intercept my email, ...
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1answer
1k views

Can I have Tshark not truncate my urls

I've been using tshark recently and I've noticed that on certain urls it truncates the URL: Request URI [truncated]: ...
1
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1answer
185 views

Win7 Modifying incoming HTTP packet from specific url automatically

Is there an application that can listen in on my PCs http traffic (Preferably process specific), and modify packets that were requested from a certain url ? So let's say everytime I request ...
0
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1answer
657 views

What is a good firewall for windows that can block packets based on tcp flags?

I need to find a good firewall for windows that i can use to block packets based on their tcp flags. In this case for example, i need to block incoming FIN packets. Does anyone have a firewall to ...