Internet Protocol addressing, used to communicate between networked computers

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2answers
2k views

Find information about host IP address?

Is there anyway to ping a computer's IP and find out some basic information about it? Platform, OS, etc... If so, how would that be done?
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6answers
39k views

How do I find my IP Address from the command line?

I know you can do ifconfig | grep inet, but that shows you several IPv4 addresses. How do I get the specific one for SSHing et al?
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3answers
18k views

Ping all IPs in LAN

How would I find out all the devices on my LAN by pinging them all in terminal? What would the code be?
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0answers
232 views

kernel.log contains thousands of messages about ip_len checksum. What gives?

My Mac Pro Cyrus (running 10.6.8 in 64 bit mode) keeps writing the same message (for different lengths) to the kernel.log file every second: cyrus kernel[0]: in_delayed_cksum_offset: ip_len 36608 ...
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2answers
16k views

Getting IP address of hotspot connection

I want to find out the IP address of my iPhone Hotspot connection. I can enable it, and connect to it with a laptop, etc - but I want the IP address so I can telnet to the iPhone (I've set up the ...
2
votes
1answer
2k views

AirPort Extreme not accepting ISP cable modem DHCP

I've just recently changed the ISP and now have a cable modem, which only has one LAN port. Connecting here requires to use DHCP to get an IP address. Connecting my laptop works just fine and I get an ...
2
votes
1answer
3k views

AirPort Extreme: Keep IP address from changing

I've got an AirPort Extreme base station that I use for several computers and devices. I set it to configure IPv4 with DHCP, but there's a problem with that: The IP changes from time to time (as ...