How to calculate size of memory by given a range of address?
In your example for Range 1, you are correct. That is the size of the memory, stated in hexidecimal, in bytes. You may gain the most insight by first converting 00FF FFFF to a decimal number, then …
hex - hexadecimal converting back into decimal - Stack Overflow
1) Is FFFF a mix of both hexadecimal and decimal notation? How does FFFF equals 2^16? I don't understand how to interpret FFFF. The right most F represents 8 4 2 1, the second most F …
Regex pattern for IPv6 netmask from for a given prefix /1 - /128
Dec 26, 2022 · I'm trying to write a regex for accepting IPv6 subnet from 8000:: to ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff. The subnet is based on the prefix range between /1 - 128 Example list of …
Why unsigned int 0xFFFFFFFF is equal to int -1? - Stack Overflow
In C or C++ it is said that the maximum number a size_t (an unsigned int data type) can hold is the same as casting -1 to that data type. for example see Invalid Value for size_t Why? I mean, (t...
Express.js req.ip is returning ::ffff:127.0.0.1 - Stack Overflow
Apr 2, 2015 · The problem is the IP is returning ::ffff:127.0.0.1 instead of 127.0.0.1. I tried using trusted proxy option (though not using a proxy) and the req.ips is blank.
node.js - Stripping "::ffff:" prefix from request.connection ...
Jun 28, 2015 · The example address ::ffff:192.168.1.10 is legitimate! The question isn't whether the IPv6 address is legitimate; it's whether you can get a legitimate IPv4 address by stripping off the ::ffff:. And …
request.connection.remoteAddress Now Prefixed in ::ffff in node.js
request.connection.remoteAddress; // ::ffff:192.168.1.10 Can anyone explain what is going on? Is my Node server listening to IPv6 addresses? Is ::ffff:192.168.1.10 actually an IPv6 address or is it an …
express - What's different in ::1 and ::ffff:127.0.0.1 - Stack Overflow
Dec 16, 2019 · ::ffff:127.0.0.1 is the IPv4 loopback address, written as an IPv6 address Apparently your software uses IPv6 sockets internally, so both IPv4 and IPv6 are handled with the IPv6 implementation.
When is the hybrid IP notation ::ffff:192.168.1.4 appropriate?
May 2, 2011 · When is the hybrid IP notation ::ffff:192.168.1.4 appropriate? Asked 14 years, 7 months ago Modified 10 years, 9 months ago Viewed 25k times
Equivalence of old & new IPv4-Mapped IPv6 representation?
Your first example is an IPv4-Compatible IPv6 address, and those are deprecated. Your second example is an IPv4-Mapped IPv6 address. You are allowed, and encouraged, to use a mixed …