Open-source network packet analyzer

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14 views

Filtering for IPs that send a packets of a certain length

I'm trying to find all the IP addresses that netflix uses to deliver content, as the lists I've found online do not include many of the servers that I've observed sending content. Is there any way in ...
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1answer
49 views

Remote Packet Capture using Wireshark

Well The scenario is that I have a Windows machine(at home) and a Linux box running headless Ubuntu server(without GUI) on a remote location. I got Wireshark installed on my windows machine, and ...
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1answer
53 views

Websocket handshake response not forwarded from TCP to client

I am trying to create a websocket server. I can see the websocket client's opening handhshake. My response to it is received by the client laptop (I can see this on wireshark). So the TCP connection ...
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3answers
63 views

Is there a free program that can detect which device on my network is causing lag? [closed]

I'm on a small business network, and rarely we experience really extreme latency. I have no idea what device might be causing the lag, and wanted to know if there was a piece of software that could ...
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34 views

how to sniff from a TP-Link ADSL modem?

I have a PC and a tablet that connected to a TP-Link ADSL modem. PROBLEM: I want to see the packets that send and receive from my modem not my PC( to see both wire and wireless packets) I search ...
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79 views

WinPcap/Wireshark install: where is packet.dll?

I have Wireshark installed, and I'm getting this error: The NPF driver isn't running. You may have trouble capturing or listing interfaces. I realize this is something to do with WinPcap. It's ...
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2answers
55 views

Tshark is displaying “florence” and “eforward” rather than source/destination port numbers

I am running rawcap on windows7 loopback adapter. I have run telnet localhost 2181 15 Packets were generated. In order to view the output I ran wireshark\tshark -r \shared\pcap.pcap And here ...
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2answers
89 views

One arp request for two different pings

I pinged google and yahoo and captured the packets using wireshark and found that there was only one arp request for both of them. Can anyone explain why there is only one arp request for the two ...
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22 views

File storage system with metadata-search [duplicate]

I've many files (pcap) and want to tag them with different attributes like frames, protocol-type and so on. example: file1.pcap (frames: 200, type: ip) file2.pcap (frames: 130, type: sercos) ...
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10 views

Multiple Packets info are clumping together in a single line while taking wireshark traces

I am facing a problem with Wireshark traces wherein the info from multiple packets is clumped in a single line (i.e. in single line multiple packets are displaying instead of each single packet being ...
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2answers
197 views

Using Wireshark to track traffic on a Windows Virtual WiFi Miniport

I have a Microsoft Virtual WiFi Miniport set up on my laptop with an Android phone connected to it. The laptop is then connected to the outside world through a wired connection. I would like to ...
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1answer
88 views

How to capture 802.1X EAPOL packets in windows 7?

I want to capture 802.11 EAPOL packets on windows 7,however,i fail to capture any EAPOL packet use wireshark.What tools can i use to capture the EAPOL packet? my environment is windows 7,wireshark ...
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1answer
45 views

tcp retransmission on lan, wifi is fine

I have a Dell XPS 17 laptop (about 5 years old) running Windows 7 and a Synology RS412 NAS. I also have various other networked devices (servers, routers, laptops, pcs). Some are in my domain, some ...
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2answers
155 views

Real-time loopback interface packet capture on Windows with RawCap, Wireshark, and some pipe utility

After stumbling across another Super User post about loopback packet capture on Windows, I was directed to RawCap, a utility that provides pseudo-capture of loopback packets. RawCap writes to libpcap ...
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1answer
77 views

Problems using tshark sniffing TLS encrypted traffic with .pem key

I am having problems decrypting TLS encrypted syslog-ng packets in a honeynet using tshark (command line Wireshark). The goal is to be able to intercept the packets going from the honeypots to a ...
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1answer
37 views

Show only HTTP traffic in Wireshark

How can I filter out traffic that is not HTTP in Wireshark, so that it shows me only HTTP traffic, but not, TCP, DNS, SSDP, etc.
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101 views

change gtk-based wireshark to qt based one in homebrew

I have install wireshark on OSX using homebrew: brew install wireshark --with-gtk+ However, now I want a qt-based version, and I am supposed to do brew install wireshark --qt There is doubt homebrew ...
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1answer
314 views

.exe file (specifically Wireshark) will not launch anymore on Windows 8.1

I use Wireshark x64 daily in my work. Suddenly today, it refuses to open. When I doubleclick a pcap (or pcapng) file, Windows tells me the file I tried to click was not found. When I try to start ...
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2answers
205 views

Wireshark only capturing beacon frames

I am trying to sniff my own network to capture http traffic. On airodump my network security show "WPA - TKIP - PSK", so I went to Wireshark > Edit > Preferences > Protocols > IEEE 802.11 > Enabled ...
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35 views

Unable to intercept data intended for gateway by using ARP

I am having trouble with what seems to be a very simple problem. I manage to be able to successfully spoof the ARP table of one computer on my network (as reported by arp -a). But even enabling a ...
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56 views

RST, ACK from 216.98.48.133 without any SYN from me? For real? How? Why?

I am trying to figure out why I always get "The Ubisoft server is not available at the time. Please try again later." Apparently, the server is actually up and running, so it seems the problem is on ...
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1answer
49 views

How to sniff download information of different pc's on a network(router) [closed]

I am making a Log Analyzer for downloads on a network by different users. So I want to know who downloaded what in the same network (WLAN). How can I sniff this information from other users of the ...
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2answers
97 views

Simple http traffic monitor (capture by process) [closed]

I know, questions like this have been asked a lot before. I have a big problem using Wireshark because of the following reasons: It is not able to trace down which process sent/received a packet ...
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99 views

Wireshark Capture Filter

I am new to wireshark and I am trying to capture an ICMP packet over 802.11g, I am using windows and pingplotter. The issue is that on wireshark capture I am not getting any ICMP packets no matter how ...
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1answer
78 views

Intercept HTTPS traffic of a IP energy consumption monitor device

I have this device connected to my home network, and I'm curious about what it's sending to the Internet. It seems to generate a lot of traffic. I've connected it to my laptop and I've shared the ...
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2answers
86 views

Wireshark filtering for one network

How do i make Wireshark filter results so it just shows results from one wifi net work. I have had a look on Google but found nothing. Can any one help.
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3answers
50 views

Bandwidth monitoring grouped by domain/process

Under Windows platform, what is the simplest way to achieve bandwidth monitoring with the following grouping use cases: monitor all incoming/outgoing bandwidth grouped by domain/ip (http requests ...
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1answer
79 views

Wireshark merging pcap files

I'm trying to merge 15 pcap files using wireshark. The merging is successful. I'm using the appending function so that the second file is just added to the bottom of the first file. But when this is ...
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1answer
46 views

How does a packet of RDP mouse/keyboard click look?

I just cant find it on wireshark when sniffing the RDP connection.. Can anyone show me how they look and how can I distinguish between them? Of course it would be encrypted but the main question is ...
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1answer
52 views

Store handshake to use later

I successfully captured my client's 4WHS with airodump-ng and Wireshark is decrypting everthing corectly. I decided to store the 4WHS in a cap file, the idea is that when I do a new capture I don't ...
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1answer
93 views

How I can start to capture packets and saving it by command line using Wireshark

Could you tell me how I can start to capture packets with specific interface by command line and saving it by command line using Wireshark? I would like to save it on my Desktop. OS X 10.9.2 ...
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1answer
30 views

Get external email from action “mailto”-form

Is it possible to pick out the email adress that a "mailto"-form will send an external email to? example from this (swedish "ebay" - ad) ...
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1answer
98 views

Eavesdropping on a WPA2 (PSK) network

I’m trying to capture frames sent and / or received by other clients on my wireless (WPA2-PSK) network. I installed Wireshark, activated the promiscuous mode and set the decryption key, but I’m unable ...
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2answers
100 views

Wireshark, Find Protocol Layers

I'm using Wireshark to analyze network traffic. I'm a bit confused by what's displayed under the "Protocol" column. If I'm not mistaken, DNS and HTTP are Application layer protocols while TCP is ...
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1answer
44 views

Looking for a tool to inspect HTTP data between a mobile phone and AV receiver

I am trying to dissect the protocol used by my AV receiver and its mobile app on my phone. Basically, I'd like to see all the GET/POST requests from the app on the phone and the responses from the ...
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50 views

How to enable LUA in wireshark?

This question is for Linux Centos Platform. I am doing a project in which Wireshark Traffic is to to be exported to a .pcap file and later used for further analysis. This export is to be automatic ...
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1answer
68 views

Wireshark with lua

I have installed wireshark on my Centos Machine. I want an auto script for it and i am planning to script it using LUA. However, my wireshark is without LUA. How to enable wireshark which allows LUA ...
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1answer
105 views

Mismatch between libpcap configured snap length and actual capture length

I have a couple of pcap files where the capture length reported by Wireshark is larger than the actual capture length. The difference is 10 bytes, and I don't understand why it reports this higher ...
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1answer
47 views

Combining two linux commands

Im trying to use mergecap to merge 15 old pcap files in a folder. I tried to use FILES=($(find /mnt/md0/capture/DCN/ -maxdepth 1 -type f -name "*.pcap" -print0 | xargs -0 ls -lt | tail -15 | awk ...
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61 views

mergecap fails to create output file when run from crontab

I have created a script to merge pcap files using 'mergecap -w '. The script doesn't work as the output file is not already present. So I tried to use 'touch outputfile.pcap' before the mergecap ...
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3answers
1k views

SSL (imap) doesn't work from some machines - ssl handshake failure - how to narrow down further?

A few days ago our IMAP SSL (port 993) connections stopped working from our home network two Windows 7 PCs in our home network. Two other PCs, one with Windows XP, one also with Win7 professional ...
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24 views

Configure Fiddler to capture from bridged network or specific network adapter [duplicate]

Is it possible to configure Fiddler to capture from a bridged network or specific network adapter? I have a TV plugged into my PC network card. Wireshark sees all packets to and from the TV but ...
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150 views

Using Fiddler to capture traffic from smart tv

I've set up Fiddler to capture HTTPS CONNECTs and decrypt HTTPS traffic using a certificate. I also enabled "Allow remote computers to connect" and set up the proxy on both Fiddler and my tv. It ...
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0answers
20 views

Utility service that logs total network usage

I would like to know the total bandwidth our internet provider essentially provides to the many competing devices in our home. Is there a simple windows service that uses a wireshark like trick to log ...
2
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1answer
47 views

Simple way of demonstrating that a VPN is working, that is easy for novices to understand/comprehend?

I am developing a Linux-based security appliance. One of its functions is to cloak a user's traffic within a VPN, and I need a simple way of demonstrating that this function is working properly, and ...
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57 views

How to send packet on tor network to get back to my computer?

Can anyone tell me how to configure system (I think Linux is the best option for this) to be able to send packet by Tor Network back to my own computer? I have to conduct research on how it behaves (I ...
2
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1answer
77 views

how to see all network requests made by an application [duplicate]

Suppose i have an application running abc.exe, how to see all the network requests made by this application? Wireshark is good to see all the requests from the pc, but is there any filter for requests ...
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1answer
929 views

Using Wireshark to decrypt tls encrypted file with private key

I have a packet encrypted with TLS in a .pcap file. I also have the private key in a .priv file. How can I decrypt the .pcap file using Wireshark? I tried going to edit -> preferences -> protocols -> ...
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123 views

wireshark: decrypt live SSL traffic

w.r.t decryting SSL traffic with wireshark, I've seen the sample capture from wireshark website and it worked fine. What I'd like to achieve is to decode live traffic. So the key I guess is to ...
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1answer
130 views

What are “Difference” and “Delta” in Wireshark RTP Analysis?

I tried to find this in the documentation, but had no luck. I would love to dig the sources to find out, but I honestly don't have the time. I tried to google this, but either people do not get any ...