REHASH [option]

When no [option] is given, ircd will re-read the
ircd.conf file.

[option] can be one of the following:
  BANS     - Re-reads kline/dline/resv/xline database
  DNS      - Re-read the /etc/resolv.conf file
  HELP     - Re-reads help files
  MOTD     - Re-reads MOTD file
  NICKDELAY - Clears delayed nicks
  OMOTD    - Re-reads Oper MOTD file
  REJECTCACHE - Clears the reject cache
  TDLINES  - Clears temporary D Lines
  THROTTLES - Clears throttled IP addresses
  TKLINES  - Clears temporary K Lines
  TRESVS   - Clears temporary nick and channel resvs
  TXLINES  - Clears temporary X Lines

- Requires Oper Priv: oper:rehash

REHASH [option] irc.server

Rehashes [option], or the config file if none given, on irc.server if
irc.server accepts remote rehashes.

- Requires Oper Privs: oper:rehash, oper:remoteban