0. Replace `uplink:ipv6` with `uplink:protocol` ([example](https://github.com/anope/anope/blob/2.1.0/data/anope.example.conf#L172-L176)).
+0. If you are using the `charybdis` protocol module then migrate to [Solanum](https://github.com/solanum-ircd/solanum) and replace it with the `solanum` module.
+
0. If you are using the `inspircd3` protocol module then replace it with the `inspircd` module.
0. If you are using the `inspircd12` or `inspircd20` protocol modules then upgrade your IRCd and replace it with the `inspircd` module.
0. Move the `enc_md5`, `enc_none` and `enc_sha1` modules to be secondary encryption modules and add `enc_bcrypt` or `enc_sha256` as a new primary encryption module ([example](https://github.com/anope/anope/blob/2.1.0/data/anope.example.conf#L1219-L1256)).
+0. Replace the `nickserv/access` privilege in operator accounts with the `nickserv/cert` privilege.
+
#### botserv.conf
0. Add a description to the `GREET` privilege ([example](https://github.com/anope/anope/blob/2.1.1/data/botserv.example.conf#L326)).
0. Add the `UNBANME` privilege for `chanserv/unban` ([example](https://github.com/anope/anope/blob/2.1.1/data/chanserv.example.conf#L791-L806)).
+0. Remove the `cs_secure` option from `module:defaults` for the `chanserv` module.
+
#### chanstats.conf
0. Remove the `m_` prefix from the `chanstats` module.
0. Add the `nickserv/set/neverop` and `nickserv/saset/neverop` commands ([example](https://github.com/anope/anope/blob/2.1.0/data/nickserv.example.conf#L581-L582])).
+0. Remove the `nickserv/set/secure` and `nickserv/saset/secure` commands.
+
+0. Remove the `ns_access` module and `nickserv/access` command.
+
0. Remove the `ns_getpass` module and `nickserv/getpass` command.
+0. Remove the `ns_status` module and `nickserv/status` command.
+
+0. Remove the `ns_secure` option from `module:defaults` for the `nickserv` module.
+
0. Rename `nickserv:passlen` to `nickserv:maxpasslen`.
0. Replace `nickserv:strictpasswords` with `nickserv:minpasslen` ([example](https://github.com/anope/anope/blob/2.1.0/data/nickserv.example.conf#L212-L217)).