All Questions
7
questions
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1
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How do I clear ARP cache in macOS Catalina (10.15.7)?
I am trying to clear ARP cache on my mac.
arp -a : displays all the addresses
ip -s -s neigh flush all gives me Option "-s" is unknown, try "ip -help" in macOS Catalina (10.15.7).
...
1
vote
2
answers
88
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OSX - Find if phone is connected to the WIFI Network
I'm trying to programmatically find whether my phone is connected to the current Network, given that I know my device's mac Address.
Something like this SOMETIMES works:
arp -a | grep "11:11:11:11:...
1
vote
1
answer
231
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receiving a bunch of (incomplete)s during a GREP and AWK command
when I use this command:
arp -a | grep "192.168.0.19" | awk '{ print $4 }'
I receive these results... the ff:ff mac address is what I want, but why do I get a field of (incomplete)s? All I want is ...
2
votes
3
answers
17k
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How to manually send an ARP request
I recently sniffed with Tcpdump a packet "ARP, Request who-has 192.168.2.3 tell 192.168.2.2, length 28".
I would like to reproduce this message, and to send an ARP request from my laptop to any IP I ...
2
votes
3
answers
7k
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Is there a way to get “arp” to list devices on all subnets of a network?
I'm using arp -an on Mac OS X to list all devices on my network, but (as I understand it) this just lists devices on the same subnet. Is it possible to list all devices on the network and not just my ...
0
votes
1
answer
2k
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Why would an arp table be incomplete?
Last night I connected to a local BT Fon network that my housemate was already on. My aim was to find his mac address, so I did an arp -a command (from OS X) and it returned only the router address.
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0
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1
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Why is ARP in Mac going crazy? How to disable it?
This is the first time I am observing the ARP request from my Mac is going crazy. It keeps sending the ARP request for last an hour. The requests are like following (using wireshark)
484975 2972....