Questions tagged [arp]
ARP (Address Resolution Protocol) is a protocol used to find an address from the link layer (Ethernet, for example) from the network layer address (such as an IP address).
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ONT doesn't answer ARP request
I've been working with a custom linux image, based on yocto, running on an industrial tablet. During my tests, I've faced some problems to connect to a wifi network after rebooting the device.
Before ...
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How Does a Computer Initially Connect to a Router / Network
If I have a computer with a network card, it will have a MAC address and a localhost IP of 127.0.0.1. So how does a computer with a network card discover routers and connect to them initially? I ...
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Why keeps my Virtual Machine sending ARP messages in internal network?
Following setup:
Windows 10 host system runs 2 Ubuntu 20.04 Virtual Machines from VirtualBox. Both the VMs have their network adapter set to "internal" mode, which means only an internal ...
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'Destination Host Unreachable' when pinging a printer from some hosts on local network
Problem
I have a Brother MFC-2700DW on my LAN I'm trying to access from a variety of devices. I've assigned a static hostname (ohbrother) and IP (192.168.2.135) for it in my OpenWRT router.
What's ...
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How to Wake on WAN without broadcast address?
--- Recap of the possible solutions at the bottom ---
First of all I apologize if I write something that makes no sense. My knowledge of networks didn't go beyond what an IP address is until 3 days ...
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Doubts on Mac address of Guest OS configured in bridged mode
I'm running Kali ( guest OS ) in workstation pro. My host OS is windows 10. Guest OS is configured in Bridged networking mode.
Consider the following parameters of :-
Guest OS - IP_G:MAC_G
Host OS - ...
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Arp poisoning with Ettercap makes the target unable to connect to sites
So I was messing around with Ettercap on my kali Linux and doing arp spoofing with my target machine being a mac laptop. After successfully poisoning the machine (checked with chk_poison) the machine ...
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Is it safe to use ARP Poisoning + DNS Spoofing for a PiHole instead of setting it as a DNS Server?
Let's say I have a techno-illiterate friend I would like to set up with a PiHole (DNS Blackhole). Would it be possible (and relatively secure) to configure a Raspberry Pi to be a plug and play device ...
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Retrieving MAC address via tunnel
Currently I'm working on adding my own software to provide internet support to an old MS-DOS game. Because my primary environment is Linux, I use DOSBOX from within Linux and feed my internet ...
Mike St
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why is "arp -a" showing inconsistent outputs that are vastly different?
I have newly set up a computer with Ubuntu 18.04 and connected to my home wifi. When I try arp -a command to scan other devices connected to the same network, I see some very weird outputs.
First, the ...
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Send multiple ARP requests with different source MAC
Can I send a flood of ARP requests with multiple random source MAC addresses using Ubuntu 20.04 to a single destination IP address?
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ARP IP addresses. Am I in trouble somehow?
I recently got a message from Norton Antivirus: New network detected and saved which confused me. I found out that I can check that with arp -a so I did. I noticed about 100 different IP addresses. Is ...
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Windows 10 sends ARP request only on 2nd attempt to reach the IP
When I try to open a TCP connection from my Windows 10 laptop to an IP on my LAN that is not present in the ARP cache (eg. when the laptop comes back from sleep), the connection fails on the first ...
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Connection issues when router in bridge mode is between modem-router and user device
I decided to extend my home network's wireless coverage by utilizing a spare router. Both routers are modem-routers and have been provided by different internet providers the previous years. So, their ...
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How to scan a network for MAC addresses?
From my router (running OpenBSD) I can do:
arp-scan --interface=em1 --localnet
And get a list of all IP addresses and corresponding MAC addresses on my network.
But is it possible to scan for a ...
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