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Questions tagged [802.11p]

IEEE 802.11p is an approved amendment to the IEEE 802.11 standard to add wireless access in vehicular environments (WAVE), a vehicular communication system.

IEEE 802.11p is an approved amendment to the IEEE 802.11 standard to add wireless access in vehicular environments (WAVE), a vehicular communication system.

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Decrypting ZigBee paquets

I would like to decrypt Zigbee paquets from a Xiaomi Aqara switch. Here is the raw encrypted frame I sniffed on a network: Raw encrypted frame 61 88 64 47 24 00 00 8A 5C 48 02 00 00 8A 5C 1E 5D 28 E1 00 00 00 01 3C E8 01 00 8D 15 00 01 00 01 12 00…
Fifi
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Changing WSM(WAVE Short Message) packet size in Veins

Does setting length of WSM via setWsmLength or adding a large payload via setWsmData makes any difference during simulation? I am trying to simulate a heavily used network, but changing any of those two values doesn't seem to make any difference. I…
user5965248
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Increasing the vehicle communication range by increasing its transmission power in Artery with Veins

I am currently working on evaluating the effects of communication load on generation of Cooperative Awareness Messages. For this, I am using Artery with veins for simulating the 802.11p stack. From my simulation, I observed that I was only getting…
Bas
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My wireless interface seems to buffer incoming messages and receive them periodically

i've got a problem with my wireless network interface. It seems to work fine if i try to send packets, the troubles start when i have to receive something. It's like it bufferizes incoming packets and does not pass them to the upper layer until the…
CiccioB
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Starting to work with 802.11p WAVE for VANET

I was planning on building an application based on inter vehicle communication. Initially I thought of using the standard wifi available on laptops and mobie phones, but then I came across WAVE protocol (IEEE 802.11p) (as it is specifically…
Idea Inside
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Probability of successful reception in VEINS

I am doing research around evaluation routing protocols in Veins 4.4 and was wondering how can I find the probability of successful reception in VEINS without major modifications to the code to trace the messages. Assuming we cannot have ACK as…
user629034
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DSRC Implementation in Veins

I was wondering how Veins framework has implemented DSRC protocol. Are 1609.2, 1609.3 and 1609.4 standards fully implemented? If not, is there any resources to get their implementation code?
ManiAm
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Reinitiate 802.1x authentication using WPA Supplicant

As per the 802.1x protocol, the authentication can be initiated by the authenticator (smart switch) or the supplicant. The authenticator initiates the authentication every time it sees a link is up. How do I trigger the authentication forcibly from…
Balajee
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Scapy read all available fields from scapy.layers.dot11

How can I get and read all available fields in dot11 layer (Probe requests) from Wireless LAN according to IEEE 802.11. standard with Python Scapy? My end goal: When I try to capture packages in WireShark I also get the Transmitter address (google,…
Sašo Pavlič
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Veins MAC: waiting until next boundary

Veins MAC layer computes the next possible event using the following formula possibleNextEvent = simTime() - simtime_t().setRaw((simTime() - base).raw() % SLOTLENGTH_11P.raw()) + SLOTLENGTH_11P; This means that the MAC events can only happen at…
asdf3
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how to check packet loss rate in native layer?

I am working on a wifi diagnostic software. I need to report wifi connection status every second. Where to get the statistics information about packet RX and TX, and loss rate, etc? The code structure can communicate with netlink socket to get…
Jasmine Gu
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Extract the information regarding rts, cts and ack from xml file generated with flow monitor in ns3

While doing network simulation using ns-3 for IEEE802.11, there is a pcap file generated. I am able to filter all the information regarding rts, cts and ack from that pcap file using WireShark. But I need to extract the same information using flow…
Praneeth Chandra
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Is there a max number of unicast messages in 802.11p?

How many vehicles could send a unicast message to a road side unit at the same time? Is there a limit? Thank you
Young4844
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Artery (VEINS extension) - LTE and IEEE 802.11p combined

I'm new to Artery, although I have some experience with VEINS. I've been able to run simulations where all nodes have IEEE 802.11p interfaces, or all nodes have LTE interfaces. However, I'm having trouble implementing a combined scenario. Is it…
John Oliver
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"numCollision" statistics in INET framework

I am currently working on an 802.11p simulator, which makes use of the OMNeT++ and INET simulation frameworks. I would just like to ask if there's a built-in function to get the "number of collisions" statistics. I found "numCollision" in…
jazz
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