What does it mean /64 in IPv6 [closed] - Stack Overflow
2013年3月7日 · So a /64 indicates that the first 64 bits of the 128-bit IPv6 address are fixed. The remaining bits (64 in this case) are flexible, and you can use all of them. This means that when …
network programming - Query on IPv6 subnetting - Stack Overflow
2011年10月10日 · This is a bit dangerous, IPv6 doesn't state networks must be the first 64-bits, the size comes from recommended implementation. It is perfectly valid to configure networks …
Maximum length of the textual representation of an IPv6 address?
2014年8月10日 · An IPv6 address have 8 16-bit fields, each in maximum 4 hex number format, separated by 7 : characters. That is 128 / 16 * 4 + 7, which you can calculate using dc(1) on …
network programming - Validating IPv6 netmask - Stack Overflow
2011年10月14日 · What is your use case? Normally in IPv6 your addresses will be auto-generated from a /64 prefix your router provides. You don't usually see a netmask written out …
Add all IPV6 pool /64 addresses to eth0 on Ubuntu
2017年11月11日 · An interface can have multiple IPv6 addresses, but you will need to configure each individually. Remember that, unlike IPv4, all the addresses in an IPv6 network are valid …
Calculating all addresses within a subnet...for IPv6
2017年5月23日 · IPv6, unlike IPv4, can use all the addresses in a subnet. A standard IPv6 subnet is /64 (a few special cases use other mask lengths), and the usable addresses are from …
How to assign IPv6 address with docker-compose - Stack Overflow
Starting the docker daemon with --ipv6 --fixed-cidr-v6="2001:3984:3989::/64" Note that docker run -it busybox ifconfig actually gives me an IPv6 address here (from the --fixed-cidr subnet which …
About my ISP give me a static IPV6 how can i use it and what it …
2022年5月23日 · You will typically only use standard /64 networks with IPv6, else you will break some IPv6 features (/127 for point-to-point networks and /128 for loopback addresses are the …
Convert from a MAC address to an IPv6 address - Stack Overflow
2024年4月17日 · Actually, the U/L bit needs to be set, but your example clears the bit. This is explained in RFC 4291, IP Version 6 Addressing Architecture, Appendix A: Creating Modified …
Reason why IPv6 IP adresses have a size of 128 bits and not 256?
2012年4月13日 · IPv6 was known during its development as "IPng" (IP Next Generation), and was an IETF effort in mid-1990s. There were actually several proposed successors to IPv4, …