Wireshark failed to set promiscuous mode. See. Wireshark failed to set promiscuous mode

 
 SeeWireshark failed to set promiscuous mode I've tried each of the following, same results: Turning off the 'Capture packets in promiscuous mode' setting, in Wireshark Edit > Preferences > Capture

First method is by doing: ifconfig wlan0 down. Sometimes it seems to take several attempts. Ignore my last comment. Say I have wireshark running in promiscous mode and my ethernet device as well the host driver all supoort promiscous mode. Both are on a HP server run by Hyper-V manager. Still I'm able to capture packets. The mode you need to capture. ie: the first time the devices come up. Well the problem is not in the network card because VMware always enables promiscuous mode for virtual interface. First, we'll need to install the setcap executable if it hasn't been already. Please check that "DeviceNPF_{1BD779A8-8634-4EB8-96FA-4A5F9AB8701F}" is the proper interface. this way all packets will be seen by both machines. Wireshark is capturing only packets related to VM IP. I'm running wireshark as administrator, and using wireshark Version 3. If you can check the ‘Monitor’ box, Wireshark is running in monitor mode. # ip link set [interface] promisc on. Restarting Wireshark. You will see a list of available interfaces and the capture filter field towards the bottom of the screen. 예전부터 항상 궁금해하던 Promiscuous mode에 대해 찾아보았다. OSI-Layer 7 - Application. The. 0. (failed to set hardware filter to promiscuous mode: A device attached to the system is not functioning. But again: The most common use cases for Wireshark - that is: when you run the. 0. I start Wireshark (sudo wireshark) and select Capture | Options. Exit Wireshark. 0. Notice that I can see ICMP packets from my phone's IP address to my kali laptop IP and vice-versa. 0. Broadband -- Asus router -- PC : succes. Network adaptor promiscuous mode. I checked using Get-NetAdapter in Powershell. Please post any new questions and answers at ask. Use the File Explorer GUI to navigate to wherever you downloaded Enable-PromiscuousMode. Saw lots of traffic (with all protocol bindings disabled), so I'd say it works (using Wireshark 2. wireshark enabled "promisc" mode but ifconfig displays not. I have configured the network adaptor to use Bridged mode. link. From: Ing. "Monitor mode" is WiFi-specific and means having the card accept packets for any network, without having to be. When you start typing, Wireshark will help you autocomplete your filter. Wireshark is a network “sniffer” - a tool that captures and analyzes packets off the wire. Dumpcap 's default capture file format is pcapng format. Setting the default interface to the onboard network adaptor. (6) I select my wireless monitor mode interface (wlan0mon) (7) There is a -- by monitor mode where there should be a check box. To set an interface to promiscuous mode you can use either of these commands, using the ‘ip’ command is the most current way. c): int dev_set_promiscuity (struct net_device *dev, int inc) If you want to set the device in promiscous mode inc must be 1. Choose the right network interface to capture packet data. There are wifi adapters with some drivers that support monitor mode but do not support promiscuous mode (no matter the setting) so never pass unicast traffic for other hosts up to be captured. I'm working from the MINT machine (13) and have successfully configured wireshark ( I think ) such that I should be able to successfully capture all the traffic on my network. However, no ERSPAN traffic is getting observed on Wireshark. Help can be found at:Please post any new questions and answers at ask. Another common reason is that the traffic you were looking for wasn't on the channel you were sniffing on. There's also another mode called "monitor mode" which allows you to receive all 802. From Wireshark's main screen, I select both, ensure "promiscuous mode" is checked. When you know the NIC ID enter the following command to enable the Promiscuous Mode, remember to add the. "What failed: athurx. Scapy does not work with 127. However, the software has a lot to recommend it and you can get it on a 5-day free trial to test whether it will replace. Thanks in advance Thanks, Rodrigo0103, I was having the same issue and after starting the service "net start npcap", I was able to see other interfaces and my Wi-Fi in "Wireshark . Some TokenRing switches, namely the more expensive manageable ones, have a monitor mode. Or you could do that yourself, so that Wireshark doesn't try to turn pomiscuous mode on. Uncheck "Enable promiscuous mode on all interfaces", check the "Promiscuous" option for your capture interface and select the interface. Wireshark running on Windows cannot put wifi adapters into monitor mode unless it is an AirPCAP adapter. 254. 0, but it doesn't! :( tsk Then, I tried promiscuous mode: first of all, with my network without password, and I verified the adapter actually works in promiscuous mode; then, I tried with password set on: be aware the version of Wireshark. 0rc1 Message is: The capture session could not be initiated on capture device "DeviceNPF_{8B94FF32-335D-443C-8A80-F51BDC825F9F}" (failed to set hardware filter to promiscuous mode: Ein an das System angeschlossenes Gerät funktioniert nicht. The only way to experimentally determine whether promiscuous mode is working is to plug your computer into a non-switching hub, plug two other machines into that hub, have the other two machines exchange non-broadcast, non-multicast traffic, and run a capture program such as Wireshark and see whether it captures the traffic in question. If you see no discards, no errors and the unicast counter is increasing, try MS Network Monitor and check if it captures the traffic. 11. Windows doesn't, which is why WinPcap was created - it adds kernel-mode code (the driver) and a user-mode library to. I don't where to look for promiscuous mode on this device either. depending on which wireless interface you want to capture. With enabling promiscuous mode, all traffic is sent to each VM on the vSwitch/port group. Historically support for this on Windows (all versions) has been poor. Solution 1 - Promiscuous mode : I want to sniff only one network at a time, and since it is my own, the ideal solution would be to be connected to. Promiscuous mode eliminates any reception filtering that the virtual machine adapter performs so that the guest operating system receives all traffic observed on the wire. This is most noticeable on wired networks that use. If an empty dialog comes up, press OK. pcap. When i run WireShark, this one Popup. hey i have Tp-Link Wireless Usb And I Try To Start caputre with wireshark i have this problem. When I attempt to start the capture on the Plugable ethernet port, I get a message that the capture session could not be initiated and that it failed to set the hardware filter to promiscuous mode. [Winpcap-users] DLink DWA643 support - promiscuous mode Justin Kremer j at justinkremer. I am on Windows 10 and using a wired internet connection. 3. Once the network interface is selected, you simply click the Start button to begin your capture. Please check that "DeviceNPF_{62909DBD-56C7-48BB-B75B-EC68FF237032}" is the proper interface. captureerror 0. i got this error: The capture session could not be initiated (failed to set hardware filter to promiscuous mode). The error: The capture session could not be initiated on capture device "\Device\NPF_{C549FC84-7A35-441B-82F6-4D42FC9E3EFB}" (Failed to set hradware filtres to promiscuos mode: Uno de los dispositivos conectados al sistema no funciona. answered Feb 20 '0. org. Ping 8. Since you're on Windows, my recommendation would be to update your Wireshark version to the latest available, currently 3. " "The machine" here refers to the machine whose traffic you're trying to. Version 4. I can’t sniff/inject packets in monitor mode. Doing that alone on a wireless card doesn't help much because the radio part won't let such. I tried on two different PC's running Win 10 and neither of them see the data. Setting the capabilities directly on the locally build and installed dumpcap does solve the underlying problem for the locally build and installed tshark. views no. My understanding so far of promiscuous mode is as follows: I set my wireless interface on computer A to promiscuous mode. On Windows, Wi-Fi device drivers often mishandle promiscuous mode; one form of mishandling is failure to show outgoing packets. 0. Here are the first three lines of output from sudo tshark -i enp2s0 -p recently: enp2s0 's ip address is 192. (31)) Please turn off promiscuous mode for this device. # ifconfig [interface] promisc. . sys" which is for the Alfa card. , a long time ago), a second mechanism was added; that mechanism does not set the IFF_PROMISC flag, so the interface being in promiscuous mode. The result would be that I could have Zeek or TCPDump pick up all traffic that passes across that. It's just a simple DeviceIoControl call. wireshark. 70 to 1. 11 layer as well. Select File > Save As or choose an Export option to record the capture. The WLAN adaptor now has a check box in the column "Monitor" which is not present if the adaptor is in managed mode. Please check to make sure you have sufficient permissions, and that you have the proper interface or pipe specified. Use the '-p' option to disable promiscuous mode. 0 packets captured PS C:> tshark -ni 5 Capturing on 'Cellular' tshark: The capture session could not be initiated on interface '\Device\NPF_{CC3F3B57-6D66-4103-8AAF-828D090B1BA9}' (failed to set hardware filter to promiscuous mode). The network adapter is now set for promiscuous mode. 212. Please check that "DeviceNPF_{4245ACD7-1B29-404E-A3D5. Or you could do that yourself, so that Wireshark doesn't try to turn pomiscuous mode on. 0. Run wireshark, press Capture Options, check wlan0, check that Prom. Project : Sniff packets from my local network to identify DNS queries, store them in a plain database with host IP, timestamp and URL as attributes. pcap_set_promisc sets whether promiscuous mode should be set on a capture handle when the handle is activated. 1. Omnipeek from LiveAction isn’t free to use like Wireshark. Also in pcap_live_open method I have set promiscuous mode flag. But in Wi-Fi, you're still limited to receiving only same-network data. But. When you stop it, it restores the interface into non-promiscuous. Set the WPA or WPA2 key by going to: Edit » Preferences; Protocols; IEEE 802. su root - python. 6. Please post any new questions and answers at ask. When I run a program to parse the messages, it's not seeing the messages. Latest Wireshark on Mac OS X 10. Step 1: Kill conflicting processes. 11 headers unlike promiscuous mode where Ethernet frames were. 0: failed to to set hardware filter to promiscuous mode) that points to a npcap issue: 628: failed to set hardware filter to promiscuous mode with Windows 11 related to Windows drivers with Windows 11. 17. Hi all, Here is what I want to do, and the solutions I considered. A network packet analyzer presents captured packet data in as much detail as possible. That means you need to capture in monitor mode. Please check that "DeviceNPF_{62909DBD-56C7-48BB-B75B-EC68FF237032}" is the proper interface. Monitor mode also cannot be. I've tried each of the following, same results: Turning off the 'Capture packets in promiscuous mode' setting, in Wireshark Edit > Preferences > Capture. Press Start. Help can be found at: What should I do for it? Since you're on Windows, my recommendation would be to update your Wireshark version to the latest available, currently 3. Sorted by: 4. (31)). In the "Output" tab, click "Browse. 0. Please check that "\Device\NPF_{9E2076EE-E241-43AB-AC4B-8698D1A876F8}" is the proper interface. In non-promiscuous mode, you’ll capture: * Packets destined to your network. Then I open wireshark and I start to capture traffic on wlo1 interface but I don't see any packets from source 192. I suspect that some combo of *shark or npcap needs updating such that, if the device cannot have its mode set, either the user is prompted to accept that they may lose packets, or simply that the device does not support configuration of the mode (and continue to allow packet capture, would be ideal). The mac address can be found on offset 0x25 and repeated shortly afterwards (src/dst MAC addresses): C4 04 15 0B 75 D3. wifi disconnects as wireshark starts. One Answer: 1. 6 (v3. add a comment. LiveAction Omnipeek. You set this using the ip command. 0. Please check that "DeviceNPF_{2879FC56-FA35-48DF-A0E7-6A2532417BFF}" is the proper interface. OSI-Layer 2 - Data Layer. For the host specify the hostname or IP Address. answered 26 Jun '17, 00:02. Select "Run as administrator", Click "Yes" in the user account control dialog. In WireShark, I get the "failed to set hardware filter to promiscuous mode" message. 168. This is done from the Capture Options dialog. If this is a "protected" network, using WEP or WPA/WPA2 to encrypt traffic, you will also need to supply the password for the network to Wireshark and, for WPA/WPA2 networks (which is probably what most protected networks are these. 0. You can also check Enable promiscuous mode on all interfaces, as shown in the lower left-hand corner of the preceding screenshot. Rebooting PC. The capture session could not be initiated (failed to set hardware filter to promiscuous mode). 3. A tool to enable monitor mode; Requirement 1 – a WiFi card with monitor mode. The mode you need to capture traffic that's neither to nor from your PC is monitor mode. p2p0. Right-click on it. Version 4. By the way, because the capture gets aborted at the very beggining, a second message windows appears (along with the one that contains the original message reported in this mails); ". Since the promiscuous mode is on, I should see all the traffic that my NIC can capture. Wireshark users can see all the traffic passing through the network. 1 (or ::1) on the loopback interface. TP-Link is a switch. The capture session cocould not be initiated (failed to set hardware filter to promiscuous mode) always appears ). I googled about promiscuous. wireshark enabled "promisc" mode but ifconfig displays not. Thanks in advance When I run Wireshark application I choose the USB Ethernet adapter NIC as the source of traffic and then start the capture. When i run WireShark, this one Popup. add a. Please check that "\Device\NPF_{9E2076EE-E241-43AB-AC4B-8698D1A876F8}" is the proper interface. In the “Packet List” pane, focus on the. You don't have to run Wireshark to set the interface to promiscuous mode, you can do it with: $ sudo ip link set enx503eaa33fc9d promisc on. promiscousmode. They all said promiscuous mode is set to false. For the function to work you need to have the rtnl lock. type service NetworkManager restart before doing ifconfig wlan0 up. Guy Harris ♦♦. This thread is locked. I have 3 network participants: An open (no WEP, no WPA, no Encryption ) wireless access point (AP) at 10. The capture session could not be initiated (failed to set hardware filter to promiscuous mode). 1 GTK Crash on long run. When i run WireShark, this one Popup. Sorted by: 2. If the adapter was not already in promiscuous mode, then Wireshark will. traffic between two or more other machines on an Ethernet segment, you will have to capture in "promiscuous mode", and, on a switched Ethernet network, you will have to set up the machine specially in order to capture that. I've checked options "Capture packets in promiscuous mode" on laptop and then I send from PC modified ICMP Request (to correct IP but incorrect MAC address). The capture session could not be initiated (failed to set hardware filter to promiscuous mode). My phone. wireshark. message wifi for errorHello, I am trying to do a Wireshark capture when my laptop is connected to my Plugable UD-3900. (31)) Please turn off Promiscuous mode for this device. 1 (or ::1). [Picture - not enough points to upload] I have a new laptop, installed WS, and am seeing that HTTP protocol does not appear in the window while refreshing a browser or sending requests. Broadband -- Asus router -- PC : succes. 0. I infer from "wlan0" that this is a Wi-Fi network. telling it to process packets regardless of their target address if the underlying adapter presents them. Add Answer. In the above, that would be your Downloads folder. I see the graph moving but when I try to to select my ethernet card, that's the message I get. If you need to set your interface in promiscuous mode then you could enable the root account and become root via su and then proceed to run your script. One Answer: 0 If that's a Wi-Fi interface, try unchecking the promiscuous mode. DallasTex ( Jan 3 '3 ) To Recap. 0: failed to to set hardware filter to promiscuous mode. See the Wiki page on Capture Setup for more info on capturing on switched networks. To check traffic, the user will have to switch to Monitor Mode. ) sudo iw dev wlan2 set channel 40 (Setting the channel to 5200) Running wireshark (2. Please post any new questions and answers at ask. Checkbox for promiscous mode is checked. The same with "netsh bridge set adapter 1 forcecompatmode=enable". Mode is disabled, leave everything else on default. I am studying some network security and have two questions: The WinPCap library that Wireshark (for Windows) is using requires that the network card can be set into promiscuous mode to be able to capture all packets "in the air". Like Wireshark, Omnipeek doesn’t actually gather packets itself. ip link show eth0 shows PROMISC. 8 from my. single disk to windows 7 and windows xp is the way the card is atheros ar5007eg on Windows 7 without a problem and the promiscuous mode for xp failed to set hardware filter to promiscuous mode, why is that?. When i run WireShark, this one Popup. 04 machine. Please check that "\Device\NPF_{9E2076EE-E241-43AB-AC4B-8698D1A876F8}" is the proper interface. Right-click on the instance number (eg. In the 2. You can vote as helpful, but you cannot reply or subscribe to this thread. And grant your username admin access: sudo chown YourComputerUsername:admin bp*. failed to set hardware filter to promiscuous mode #120. " Issue does not affect packet capture over WiFi Issue occurs for both Administrators and non-Administrators. Configuring Wireshark in promiscuous mode. For example, to configure eth0: $ sudo ip link set eth0 promisc on. macos; networking; wireshark; Share. Enter the following command to know the ID of your NIC. Originally, the only way to enable promiscuous mode on Linux was to turn. Turn On Promiscuous Mode:ifconfig eth0 promiscifconfig eth0 -promisc. 1 Answer. My PC is connected to a CISCO Switch This switch is NOT in mirrored mode. Cannot set cellular modem to promiscuous *or* non-promiscuous mode. 0. 8 and 4. Open the Device Manager and expand the Network adapters list. Question 2: Can you set Wireshark running in monitor mode? Figure 2: Setting Monitor Mode on Wireshark 4. The issue is closed as fixed by a commit to npcap. sudo tcpdump -ni mon0 -w /var/tmp/wlan. there may be attacks that can distinguish hosts that have their NIC in promiscuous mode. However, typically, promiscuous mode has no effect on a WiFi adapter in terms of setting the feature on or off. This is because Wireshark only recognizes the. 1 Answer. If that's a Wi-Fi interface, try unchecking the promiscuous mode checkbox. Step 3: Select the new interface in Wireshark (mine was wlan0mon) HTH. The problem is that my application only receives 2 out of 100 groups. Please check to make sure you have sufficient permissions and that you have the proper interface or pipe specified. LiveAction Omnipeek. 50. The capture session could not be initiated (failed to set hardware filter to promiscuous mode). They are connected to a portgroup that has promiscuous mode set to Accept. If you want to use Wireshark to capture raw 802. Below there's a dump from the callback function in the code outlined above. It is sometimes given to a network snoop server that captures and saves all packets for analysis, for example, to monitor network usage. Jasper ♦♦. Please check to make sure you have sufficient permissions, and that you have the proper interface or pipe specified. In other words, it allows capturing WiFi network traffic in promiscuous mode on a WiFi network. First, note that promisc mode and monitor mode are different things in Wi-Fi: "Promiscuous" mode disables filtering of L2 frames with a different destination MAC. I closed my Wireshark before starting the service and relaunched it again, I was able to see my Wi-Fi and other interfaces where I can capture the traffic. and visible to the VIF that the VM is plugged in to. This change is only for promiscuous mode/sniffing use. I removed all capture filters, selected all interfaces (overkill, I know), and set. If the field is left blank, the capture data will be stored in a temporary file, see Section 4. But again: The most common use cases for Wireshark - that is: when you. Cheers, Randy. Choose the right location within the network to capture packet data. 2. Help can be found at:The latest Wireshark has already integrated the support for Npcap's “ Monitor Mode ” capture. grahamb. After installation of npcap 10 r7 I could capture on different devices with Wireshark 2. 5 (Leopard) Previous by thread: Re: [Wireshark-users] Promiscuous mode on Averatec; Next by thread: [Wireshark-users. Now, hopefully everything works when you re-install Wireshark. e. If you're trying to capture network traffic that's not being sent to or from the machine running Wireshark or TShark, i. 11 adapters, but often does not work in practice; if you specify promiscuous mode, the attempt to enable promiscuous mode may fail, the adapter might only capture traffic to and from your machine, or the adapter might not capture any packets. Restarting Wireshark. 0. Project : Sniff packets from my local network to identify DNS queries, store them in a plain database with host IP, timestamp and URL as attributes. sudo chmod +x /usr/bin/dumpcap. A user asks why Wireshark cannot capture on a device with Windows 11 and Npcap driver. If you do not have such an adapter the promiscuous mode check box doesn't help and you'll only see your own traffic, and without 802. single disk to windows 7 and windows xp is the way the card is atheros ar5007eg on Windows 7 without a problem and the promiscuous mode for xp failed to set hardware filter to promiscuous mode, why is that?. My wireless adapter is set on managed mode (output from "iwconfig"): I try to run Wireshark and capture traffic between me and my AP. If you only want to change one flag, you can use SIOCGIFFLAGS (G for Get) to get the old flags, then edit the one flag you want and set them. (for me that was AliGht) 3- Now execute the following commands: cd /dev. (If running Wireshark 1. To make sure, I did check the status of "Promiscuous mode" again by using mentioned command but still all "false". This is because the driver for the interface does not support promiscuous mode. You're likely using the wrong hardware. The capture session cocould not be initiated (failed to set hardware filter to promiscuous mode) always appears ). Does Promiscuous mode add any value in switch environment ? Only if the switch supports what some switch vendors call "mirror ports" or "SPAN ports", meaning that you can configure them to attempt to send a copy of all packets going through the switch to that port. 8, doubleclick the en1 interface to bring up the necessary dialog box. The issue is caused by a driver conflict and a workaround is suggested by a commenter. 5. This gist originated after playing with the ESP32 promiscuous callback and while searching around the esp32. Promiscuous Mode. The capture session could not be initiated (failed to set hardware filter to. njdude opened this issue on Feb 18, 2011 · 2 comments. It doesn't receive any traffic at all. Technically, there doesn't need to be a router in the equation. See. This field is left blank by default. Also try disabling any endpoint security software you may have installed. Wireshark will try to put the interface on which it’s capturing into promiscuous mode unless the "Capture packets in promiscuous mode" option is turned off in the "Capture Options" dialog box, and TShark will try to put the interface on which it’s capturing into promiscuous mode unless the -p option was specified. If you are unsure which options to choose in this dialog box, leaving. sys" which is for the Alfa card. Wireshark can decode too many protocols to list here. But in your case the capture setup is problematic since in a switched environment you'll only receive frames for your MAC address (plus broadcasts/multicasts). Then I turned off promiscuous mode and also in pcap_live_open function. Just updated WireShark from version 3. Wireshark automatically puts the card into promiscuous mode. Promiscuous mode doesn't work on Wi-Fi interfaces. I have used Wireshark before successfully to capture REST API requests. 3 All hosts are running Linux. An answer suggests that the problem is caused by the driver not supporting promiscuous mode and the Npcap driver reporting an error. So I booted up a windows host on the same vlan and installed wireshark to look at the traffic. Thanks for the resources. Wireshark will try to put the interface on which it’s capturing into promiscuous mode unless the "Capture packets in promiscuous mode" option is turned off in the "Capture Options" dialog box, and TShark will try to put the interface on which it’s capturing into promiscuous mode unless the -p option was specified. If the adapter was not already in promiscuous mode, then Wireshark will switch it back when. on interface 'DeviceNPF_{4245ACD7-1B29-404E-A3D5-1B2FFA180F39}' (failed to set hardware filter to promiscuous mode). (failed to set hardware filter to promiscuous mode: A device attached to the system is not functioning. When I start wireshark on the windows host the network connection for that host dies completely. " This means that when capturing packets in Wireshark, the program will automatically scroll to show the most recent packet that has been captured. Although promiscuous mode can be useful for. When i try to run WireShark on my Computer (windows 11). 0. If Wireshark is operating in Monitor Mode and the wireless hardware, when a packet is selected (i. I am able to see all packets for the mac. "This would have the effect of making the vSwitch/PortGroup act like a hub rather than a switch (i. Search Spotlight ( Command + Space) for "Wireless Diagnostics". To turn on promiscuous mode, click on the CAPTURE OPTIONS dialog box and select it from the options. 1. As you can see, I am filtering out my own computers traffic. The capture session cocould not be initiated (failed to set hardware filter to promiscuous mode) always appears ). For example, type “dns” and you’ll see only DNS packets. Some have got npcap to start correctly by running the following command from an elevated prompt sc start npcap and rebooting. wireshark. Unlike Monitor mode, in promisc mode the listener has to be connected to the network. When we click the "check for updates". Perhaps you would like to read the instructions from wireshark wiki 0. 分析一下问题: failed to set hardware filter to promiscuous mode:将硬件过滤器设置为混杂. 1 Answer. I guess the device you've linked to uses a different ethernet chipset. Follow answered Feb 27. The capture session could not be initiated (failed to set hardware filter to promiscuous mode). Note: The setting on the portgroup overrides the virtual. How can I sniff packet with Wireshark. To enable the promiscuous mode on the physical NIC, run the following command on the XenServer text console: # ifconfig eth0 promisc. pcap for use with Eye P. Setting an adapter into promiscuous mode is easy. Turning off the other 3 options there. Running Wireshark with admin privileges lets me turn on monitor mode. Wait for a few seconds to see which interface is generating the most packets - this will be the interface to capture on. I know ERSPAN setup itself is not an issue because it. 0. When i run WireShark, this one Popup. This doesn't have much to do with promiscuous mode, which will only allow your capturing NIC to accept frames that it normally would not. See Also. To configure a monitoring (sniffer) interface on Wireshark, observe the following instructions: Click on Capture | Options to display all network interfaces on the local machine: Select the appropriate network interface, select Enable promiscuous mode on all interfaces, and then click Start to begin capturing network packets: The Packet List. This last solution has also been tested on Dell Latitude D Series laptops, and it works. Thanks in advanceOK, so: if you plug the USB Ethernet adapter into the mirror port on the switch, and capture in promiscuous mode, you see unicast (non-broadcast and non-multicast - TCP pretty much implies "unicast") traffic to and from the test IP phone, but you're not seeing SIP and RTP traffic to or from the phone;With promiscuous off: "The capture session could not be initiated on interface 'deviceNPF_ {DD2F4800-)DEB-4A98-A302-0777CB955DC1}' failed to set hardware filter to non-promiscuous mode. Hello everyone, I need to use Wireshark to monitor mirrored traffic from switch. So basically, there is no issue on the network switch. Wireshark has filters that help you narrow down the type of data you are looking for.