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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Can I get the IP address of device using MAC address? or logs of IP used by MAC address?
I been using debian linux version Stretch it seems arp command is helpful but it only collect those online devices
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How does a router identify a device with a static ip?
When a static ip is configured on a device, how does a device identifies itself to the router or how does a router identify the device? What process/protocol involved here?
I belive it has something ...
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Ping is only succeeding one way
I have two devices (a PC and a laptop) on a small network connected by Ethernet. I have assigned static IP to the NIC of each device. The laptop's NIC has IP 192.168.1.101 and logical interface ...
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ARP request not broadcast to local network with TL-WR481N
I want to run a server on my local network. It is a machine running NixOS and using the static IP 192.168.0.16. All other devices use DHCP.
The server is called M, my laptop is called S (192.168.0.150)...
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Is Windows susceptible to the ARP flux issue?
I have a test setup where a device is connected through an (integrated) Ethernet switch to a multiple Network interfaces PC running Linux.
The goal of this setup is to test all the interfaces with ...
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Windows PC sends ARP requests to outside subnet
I have a strange behaviour. I am seeing arp requests to another subnet. We have a central DHCP at ....0.2.21. The Client has an adress assigned from it ....1.1.20, with a 24 bit netmask. The Client ...
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ARP cache: what does a `mask` value of `*` represent?
/proc/net/arp contains something like the following on my Linux box:
IP address HW type Flags HW address Mask Device
10.1.0.70 0x1 0x2 a4:4d:aa:6b:...
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Is it possible to send packet under other node's IP?
I have 3 machines on my network
192.168.2.1 => pfSense Router ( 00:0c:29:d4:1f:88 )
192.168.2.2 => My Kali Machine ( 00:0c:29:20:f8:0a )
192.168.2.11 => Linux ( 00:0c:29:1a:b0:f0 )
What I ...
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What is the source ip dest ip source mac and dest mac in Gratuitous ARP response
So I am sitting at host A. And I need to send Gratuitous ARP response to Host B. in Gratuitous ARP response I dont know the mac address of Host B my computer on LAN. But can I add 0xFFFFFFFFFFFF to my ...
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Why do I get "Destination Host Unreachable" on the same subnet, pinging a secondary IP address?
I have two AWS EC2 instances (RedHat 8), sa216p and sa216t, connected to the same subnet 172.31.80.0/20. Primary IP addresses are assigned to them by the EC2 DHCP, 172.31.84.105 and 172.31.92.210 ...
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Every second an unknown MAC address sends an ARP probe
I just inherited a network and found something I can't say I've seen before.
About every second (sometimes longer, sometimes shorter) a MAC address that I can't find anything about sends an ARP probe ...
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Any objections to using /32 instead of common /24 netmask on a client?
For whatever reason ARP doesn't work properly on my network(separate problem, AP isolation turned off on router, really no idea). Then I discovered setting /32 netmask on client devices can let me ...
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TTL of a dynamic arp entry in windows (not base time, actual time)
When I run arp -a on my cmd I get a list of arp entries. The dynamic entries expire when their timer expires and then they are deleted from the arp cache. How can I see how much time a certain entry ...
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TTL of a dynamic arp entry in windows [duplicate]
When I run arp -a on my cmd I get a list of arp entries. The dynamic entries expire when their timer expires and then they are deleted from the arp cache. How can I see how much time a certain entry ...
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arp -a not reporting all devices on network on MacOS
I come across this issue consistently, and have for quite some time with different computers and OS versions. I first run a broadcast ping over the IP range, eg, 192.168.0.255. However arp -a still ...