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Questions tagged [wireshark]

Wireshark is an open source Network Protocol Analyzer under GNU License.

507 questions
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HTTP webservice no response

We have some issues on a connection between 2 devices through ASP webservices. On Wireshark, we saw that the request arrives to the destination computer and the IIS sends the response, but the origin computer does not receive the response. If we…
JoakDA
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Wireshark TLS conversation for ldaps

I am trying to troubleshoot an issue with delays in LDAPS bind operations with tcpdump/wireshark. Here is what I get from client side on a conversation with delays: I see the following problems: I see no ServerHello response (this happens for all…
trikelef
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How does a web browser parse the raw bytes of each part of a DNS name to a human readable form?

My focus is to parse the structure of a DNS packet programmatically using python. Consider the snap where my browser send a large domain name through the pipe without even complaining. Let's take a close look at the byte…
repzero
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What is blocking my mysql connection?

We run several docker images on a VM. sudo iptables -S shows a lot of docker networking. We try to connect to an external MySQL database in another net. mysql --host=mysql.example.org --user=thisuser thatdatabase We get error message: ERROR 2002…
Bodo
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Decoding TCP packets as RTP in Wireshark

I'm troubleshooting a WebRTC video calling problem in my app and i'm using Wireshark. One end of my video call is a web app running in my browser window and the other end is a Unity based app on an Android device. This is built with WebRTC. In…
Salbrox
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Steamapi Dns calls without steam being open

So , after some time I re-opened wireshark to update it and I saw something pretty strange, now I'm really not sure what this is and that might just be a basic thing but I can't seem to understand why my computer communicates with the steam api on a…
Alex
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Is it possible to capture packets of router which i connected through wifi of my laptop

I want to capture all traffic of router I can only connect with wifi no physical access and I do have access to configuration page of router
madan nikalje
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need help in finding original url - wireshark

I'm using wireshark to capture data. Now when I'm hitting sites, I can only see Source - IPv4,Dest - IPv4. Is there anyway I get to know the exact url it hit. Like : https://www.reddit.com/r/meme https://github.com/microsoft/
Danial
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AJAX POST fails - client sends RST response...why?

Problem We have a web application that is used by many thousands of users. However, since the latter part of Jan 2020, a tiny fraction of clients (but still a significant number) have reported a similar problem. unable to execute an AJAX POST…
DrGriff
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PXE Boot laptop doesn't send out DHCP discover

ultimately im trying to get a PXE boot laptop to talk to the WDS server. While monitoring the switch using wireshark from laptop #2, it doesn't see ANY DHCP packet during a PXE boot. whereas, I would boot the PXE laptop normally to windows and i can…
Hexalogy
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promiscuous mode when i run wireshark

I am running Ubuntu Linux and had installed Wireshark on it. I can see the incoming and outgoing traffic just fine. but as you know when you run Wireshark your nic should be on promiscuous mode. when I check my nic status with netstat -i I can't…
poyan_msd
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How to prevent Source Engine Query DDoS Attack?

I recently started a game hosting company and one of my boxes is being hit very hard by what i believe is a botnet(getting thousands of ip addresses sending traffic to a port where a game server is located.) I managed to log onto the server and…
Jack
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radius packets not reaching radius server

We are facing issue with radius server application wherein wireshark traces show radius request packets however some random packets are not visible in application's debug logs. This is carrier grade radius application server from MNC vendor. I…
Vijay Gharge
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Is it possible to decrypt SSL traffic on OpenVPN server?

I have an VPN server running OpenVPN. I want to log all of my VPN traffic. I can capture the packets on server on tun0 interface. I wonder if it possible to see SSL traffic in plain text?
abi
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Why can't I see http request in wireshark?

I am working in wireshark. I am monitoring the wifi traffic on the same network. We have 6 pc's there and one machine was installed on wireshark to capture wifi traffic. I got my team mates Ip address in the endpoint list. My machine have…
toastmaster
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