I recently switched Internet provider，The new provider offered me a /48 address prefix，This is different from my previous operators，They mostly use DHCP，Allocate one to you directly IPv6 the address of。Although the meaning of v6's existence is that the address is "infinite"，But assigning one can save a lot of configuration trouble.。
This new setup caught me off guard。
the good news is，There are official tutorials。the bad news is[……]
usually，Maybe not many people will encounter this situation，That means you want to change your email address，But you need to bring the emails in your current mailbox with you。But once it happens，You will find，Something that is almost the same age as the Internet，There is no mature export and import function。
What's more troublesome than this is，If you are a mail server administrator，You find out tragically，It doesn’t work even if you have server permissions.。The contents of the mailbox are generated using special[……]
Using AWS Lightsail + Please My friends may have heard of it，Plesk decides to cancel cloud platform cooperation for free 3 Domain name authorized。My two domain names，One of the domain names also has two sub-domain websites.，You can just use this authorization，You need to pay now too。
Go to the official website and take a look，The cheapest license is 10 domain name，$169.5 dollars a year! All right，Even if[……]