oper {
    name    admin;          # Username
    passwd  secret;         # Password
    access  OAaRD;          # Server Administrator
    host    *@192.168.0.*;  # Must be connecting from here
    host    *@10.64.64.*;   # Or from here
    // insert other other hostmasks here
    class   opers;          # Belongs in the opers class
};