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VoipMonitor - how to limit number of MOS calculations

VoipMonitor begins to calculate a given call's MOS score right after the call ends. If there are many calls that drop at the same time, VoipMonitor will spin up many threads to calculate the MOS ...
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1answer
17 views

How to find 802.11 protocol variant, and decipher packet_payload_info in PcapNG files?

I'm building a (Python) parser of PcapNG files created by Wireshark. After reading https://www.winpcap.org/ntar/draft/PCAP-DumpFileFormat.html, I'm having the following problems: I'd like to ...
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Wireshark capture file: getting “missing packet” now, was not there 1 year ago

I captured data on a LAN. I then opened the pcap file with wireshark and could extract an email which was sent unencrypted on purpose. Means, I selected a package from the email and used "follow TCP ...
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0answers
72 views

How to split pcap files maintaining tcp sessions

I have a pcap file which contains tcp traces. I was wondering if there's a way to split these traces in order to maintain tcp flows, but also filtering the traffic on a src ip basis. For example, if ...
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0answers
90 views

packet sniffing 3ds

I am trying to packet sniff my 3DS just to see what information is available. With Wireshark I noticed that I can only capture traffic which communicates with my computer directly, and not any device ...
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1answer
34 views

Config to make only pcap receive packet

I am trying to use pcap to modify the packet before sending it out. For example, I have a server (running Ubuntu) listening on port 8000. Before it sends out SYN-ACK for incoming SYN packet, I am ...
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0answers
27 views

Mergecap multithread

I need to merge a lot of pcap files into one. I ran the command "mergecap *.pcap -w outputFile" , and it actually merges the files, but it's really slow. I was wondering if there's a way to launch a ...
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2answers
187 views

How do capture filters in Wireshark work internally?

I am wondering exactly what happens internally in TShark when I use a capture filter. Specifically, let's say I have the following filter to capture multicast data: host 224.0.26.3 && port ...
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1answer
481 views

Provide Session Master Key to Wireshark UI?

I'm working on an issue with HTTPS. I suspect its related to client certificates. I want to read some of the encrypted handshake messages that follows the ServerHelloDone message. (Once the ...
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1answer
976 views

Why does tcpdump take so long to read pcap files?

I am using a third-party tool that captures network traffic as a pcap file during a network test. When I attempt to play these files back, I use the tcpdump tool with the -Aq -r options, and pipe the ...
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2answers
336 views

Compile Jnetpcap library for ARM platform?

I am trying to execute a java project on arm platform. my code use jnetpcap library. but when i execute the program it shows me an error "/usr/lib/jnetpcap.so: cannot open shared object: no such file ...
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1answer
321 views

How do I flush Moloch?

I've installed Moloch and the documentation is a bit thin. Does anyone know how I can flush both the database and pcap logs to return the system to a freshly installed state? There is a script for ...
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1answer
259 views

Follow a .pcap file in wireshark like tail -f

I have a .pcap file on my android device, that I can access from my PC with wireshark via smb and wondering if it possible to get a 'Live view' of that file in wireshark. Is there any solution?
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1answer
267 views

TCPReplay 3.4.4: Unable to find libpcap in /usr

I'm having a problem installing TCPReplay 3.4.4 for Ubuntu 12.04 LTS. I'm getting this error when I run configure checking for libpcap... configure: error: Unable to find libpcap in /usr I have ...
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1answer
156 views

How to differentiate between three different flavours of pcap files?

There appears to be 3 different file formats associated with the ".pcap" extension -- libpcap /w microsecond timestamps, libpcap /w nanosecond timestamps, and pcapng. Is there an easy way to ...
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2answers
1k views

Trouble with mergecap [ concatenation of pcap files ] - undesired info in output file

I hope somebody will be able to help me... The problem is with merging multiple .pcap files. Recently - like a week ago I've used a mergecap to merge mutiple pcap files into one. Everything worked ...
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3answers
57k views

What's all this deploy.akamaitechnologies.com traffic?

I happened to do a tcpdump while leaving my Mac idle, and when I came back after a mere half-hour there were something like 5000 packets involving deploy.akamaitechnologies.com, in which my computer ...
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1answer
298 views

How to enter pcap filter in Wireshark 1.8?

Previously in capture options window there was a very handy input field for pcap filter expression. But in 1.8.* this window looks different: So, how to set pcap filter expression before starting ...
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1answer
2k views

How to extract mpeg-1 stream from pcap in wireshark

I have a pcap network dump that has an MPEG-1 stream inside and I would like to play the mpeg stream. So far I've tried playing through the RTP analyzer but that plays without any sound. I've also ...