Creating an Oracle Database 3 potx
... reserved Planning the Database As a DBA, you must plan: • The logical storage structure of the database and its physical implementation: – How many disk drives you have for this? – How many data ... Create a database with the Database Configuration Assistant (DBCA) • Create a database design template with the DBCA • Generate database creation scripts with the DBCA 3-2 Copyright © 2005, Oracle ... © 2005, Oracle All rights reserved Database Configuration Assistant (DBCA) 3-5 Copyright © 2005, Oracle All rights reserved Using the DBCA to Create a Database 3-6 Copyright © 2005, Oracle All...
Ngày tải lên: 01/07/2014, 08:39
... Thông Tin – 2013 Virtual Private Database (1) mức dòng liệu Oracle, nên người ta thường dùng thuật ngữ Row-level security (RLS) để thay cho Fine-grained access control Virtual Private Database II ... Hệ Thống Thông Tin – 2013 Virtual Private Database (1) sec_mgr> BEGIN DBMS_RLS.add _policy (object_schema => 'SCOTT', object_name => 'EMP', policy_ name => 'quickstart', policy_ function => 'no_dept10'); ... DBMS_RLS.ADD _POLICY Thủ tục ADD _POLICY đòi hỏi phải có tham số nhập vào: object_name, policy_ name, policy_ function (Mô tả chi tiết package DBMS_RLS chứa file dbmsrlsa.sql \product\11.2.0\dbhome_1\RDBMS\ADMIN)...
Ngày tải lên: 08/05/2014, 16:16
... 2013 Virtual Private Database (2) object_name => 'EMP', policy_ name => 'people_sel_sal', function_schema => 'SEC_MGR', policy_ function => 'user_only', statement_types => 'SELECT', sec_relevant_cols ... nhiều policy function để thực sách - Các policy function tạo thuộc schema user sec_manager user sec_manager người gán policy function cho employee Cho bảng có cấu trúc sau thuộc schema sec_manager: ... viết policy function lệnh gán policy function cho table employee - Sinh viên viết hay nhiều policy function để thực sách - Các policy function tạo thuộc schema user sec_manager user sec_manager...
Ngày tải lên: 08/05/2014, 16:16
Đồ án VPN (Virtual Private Network)
... STT 10 11 Chữ viết Ỹ nghĩa VPN VPN Server VPN client PPTP L2F L2TP Virtual Private Network Virtual Private Network Server Virtual Private Network Client Point-to-Point Tunneling Protocol Layer Forwarding ... công ty, doanh nghiệp phải nhức đầu việc bảo mật mạng cục (LAN) công ty họ Mạng riêng ảo Virtual Private Network( VPN) giải pháp cung cấp mô hình mạng diện rộng Wide Area Network( WAN) an toàn cho ... Rivest, Shamir, and Adelman (RSA) Digital Signatures + RSA Encrypted Nonces 24 • Quản lý khoá + DH (Diffie- Hellman) + CA (Certificate Authority) • Kết hợp an ninh + IKE (Internet Key Exchange) + ISAKMP...
Ngày tải lên: 21/04/2016, 16:38
Creating an SMTP Session Policy Statement
... thêm vào danh sách LAN domains Remove Bấm nút để xóa lựa chọn danh sách LAN Domains LAN IPs These IPs are on my local LAN Như phần LAN Domains Danh sách danh sách địa IP mạng LAN không yêu cầu quay ... on my local LAN Những domain danh sách coi phần mạng local LAN Và không cần thiết lập nhâp thoại để chuyển thư New local LAN domain Điền domain name muốn điền vào danh sách Local LAN bấm nút Add ... Sevices ) AntiVirus Updates Simple Scheduling Wait XX minutes after the last AntiVirus update before conducting another one Chọn phần khoảng thời gian (theo phút) khoản thời gian mà MDaemon AntiVirus...
Ngày tải lên: 28/08/2012, 15:14
Virtual Private Networking in Windows 2000: An Overview
... public internetwork in a manner that emulates the properties of a point-to-point private link The act of configuring and creating a virtual private network is known as virtual private networking To ... to connect a branch office to a corporate LAN Rather than using an expensive long-haul dedicated circuit between the branch office and the corporate hub, both the branch office and the corporate ... can use a local dedicated circuit and local ISP to connect to the Internet The VPN software uses the local ISP connections and the Internet to create a virtual private network between the branch...
Ngày tải lên: 22/10/2013, 09:15
Tài liệu Connecting to an Oracle Database docx
... provider accesses an Oracle database using the Oracle Call Interface (OCI) through Oracle client connectivity software The provider can access Oracle 7.3.4 or later and requires Oracle 8i Release ... can access an Oracle database using three different provider types: native Oracle, OLE DB, and ODBC These alternatives are discussed in the following subsections Native Oracle The Microsoft Oracle ... http://msdn.microsoft.com/downloads The Oracle NET data provider can access Oracle8 Release 8.0 or later and requires the Oracle9 i Client Release (9.2) or later Here are desciptions of available managed providers: • Oracle has...
Ngày tải lên: 24/12/2013, 05:15
Đồ án tốt nghiệp công nghệ mạng riêng ảo virtual private network
... Association Database RAS: Remote Access Server UDP: User DataGram Protocol VPN: Virtual Private Network ( Mạng riêng ảo) WAN: Wide Are Network ( Mạng Wan) Trang 10 CHƯƠNG I: TỔNG QUAN VỀ VPN 1.1 ... Exchange ICMP: Internet Control Message protocol IPMG: Internet Group Management Protocol ISAKMP: Internet Security Association and Key Management Protocol IKE: Internet Key Exchange TCP/IP: Transfer ... PVC: Permanent Virtual Circuit (Mạch ảo cố định) QoS: Quanlity of Service (Chất lượng phục vụ) SA: Security Association SPD: Security Policy Database SPI: Security Parameter Index Trang SAD:...
Ngày tải lên: 04/04/2014, 07:36
ssl and remote access vpns an introduction to designing and configuring ssl virtual private networks
... sister-in-law Asiya, my cute nephew Shayan, and my adorable nieces Shiza and Alisha Thank you for your patience and understanding during the development of this book Qiang Huang: I would like to dedicate ... it can send traffic back and forth using a shared medium such as the Internet These connections can also be used to connect the private or semiprivate networks of an organization with the private ... Scan 182 Host Scan Modules 183 Basic Host Scan 183 Endpoint Assessment 183 Advanced Endpoint Assessment 184 Configuring Host Scan 184 Setting Up Basic Host Scan 184 Enabling Endpoint Host Scan...
Ngày tải lên: 06/07/2014, 15:29
Virtual Private Network (VPN)
... Encrypts both the header and data part of each packet Data cannot pass through a firewall using NAT (network address translation) ESP in transport mode Encrypts only data portion of the packet Data can pass through a firewall ... Server uses its private key to decode premaster code Generates a master secret key Client and server use it to generate session keys Server and client exchange messages saying handshake is ... Components Internet Security Association Key Management Protocol (ISAKMP) Internet Key Exchange (IKE) Oakley IPSecurity Policy Management IPSec Driver IPSec core components Authentication Header (AH)...
Ngày tải lên: 17/09/2012, 10:44
Virtual Private Network -mạng riêng ảo- VPN
... s dng mng -Router -Hub -Switch -Cỏp quang & cỏp xon UTP -Fire wall -Modem ADSL -Back up 2.4.1 Dõy cỏp quang Cỏp quang c dựng ni cỏc mng LAN vi Cỏp si quang bao gm mt dõy dn trung tõm (l mt ... of remote sites, users and partners across VPN High density, low bandwidth connections WAN Router PIX Firewall Cisco VPN 3000 Concentrator Cisco Secure ACS (AAA) WAN Router 16 CH số 11 ... văn, Tiểu luận : 6.280.688 Lý thuyt I Tng quan v mng riờng o VPN (Virtual Private Network) II VPN v bo mt internet VPN III Thit k VPN I Tng quan v mng riờng o I.1 Mng riờng o l gỡ? Khỏi nim...
Ngày tải lên: 24/04/2013, 16:40
VIRTUAL PRIVATE NETWORK (VPN)
... hợp, chứng thực, cẩn mật liệu bạn thiết lập Lan-to-Lan VPN thông qua kết hợp thiết bị VPN Concentrators, Routers, and Firewalls - Kết nối Lan-to-Lan thiết kế để tạo kết nối mạng trực tiếp, hiệu ... chuyên dụng cung cấp chức - Lan-to-Lan VPN kết nối hai mạng riêng lẻ thông qua đường hầm bảo mật đường hầm bảo mật sử dụng giao thức PPTP, L2TP, IPSec, mục đích Lan-to-Lan VPN kết nốI hai mạng đường ... chia làm hai loại nhỏ VPN Intranet VPN Extranet Intranet VPN: Kết nối văn phòng trung tâm, chi nhánh văn phòng xa vào mạng nội công ty dựa hạ tầng mạng chia sẻ Extranet VPN: Kết nối phận khách...
Ngày tải lên: 25/04/2013, 21:03
Virtual Private Networks
... company, you should understand the advantages and disadvantages of VPNs when compared with traditional LANs and WANs, namely: • VPNs are cheaper than WANs • VPNs are easier to establish than WANs ... slower than WANs • VPNS are less reliable than WANs • VPNs are less secure than isolated LANs or WANs These characteristics are detailed in the following sections VPNs Are Cheaper Than WANs The ... miles—and an IP connection is usually already in place and budgeted for With a VPN, only one leased line to an ISP is required, and it can be used for both Internet and VPN traffic ISPs can be...
Ngày tải lên: 29/09/2013, 13:20
Creating an Open Source SAN
... Heartbeat and a DRBD This open source SAN is a good replacement for a SAN appliance In many enterprise environments, such a SAN is used as the storage back end for a cluster That means that you can ... editor CHAPTER CREATING AN OPEN SOURCE SAN Configuring the iSCSI Initiator The purpose of an iSCSI initiator is to access shared storage offered by an iSCSI target This shared storage can be nodes ... you wanted to that for the iSCSI connection that was just established, the following command would the job: CHAPTER CREATING AN OPEN SOURCE SAN You now have verified your iSCSI configuration and...
Ngày tải lên: 19/10/2013, 02:20
Thí nghiệm TTDL & Mạng máy tính - Bài 3: VPN (VIRTUAL PRIVATE NETWORK)
... Routing and Remote Access Nhấn chuột phải vào SIM01(Local) chương trình chọn Configure and Enable Routing and Remote Access Nhấn Next trang Routing and Remote Access Server Setup Wizard Trên trang ... (Network Interface Routing and Remote Access) Nhấn OK Trên trang Address Range Assignment nhấn Next 10 Trên trang Managing Multiple Remote Access Servers chọn No, use Routing and Remote Access to authenticate ... Next Trên trang IP Address Assignment chọn From a specified range of addresses Nhấn Next Trang 59 Phòng thí nghiệm Mô & Truyền số liệu Thí nghiệm TTDL & Mạng máy tính Trên trang Address Range Assignment...
Ngày tải lên: 27/10/2013, 09:15
Displaying an Image from a Database in a Web Forms Control
... variables, and constants using System; using System.Configuration; using System.Data; using System.Data.SqlClient; // private void Page_Load(object sender, System.EventArgs e) { // Create the command ... from the database Create a SQL statement to retrieve the required image from the database and retrieve the image using a DataReader A DataTable or DataSet filled using a DataAdapter can also be ... ); } Discussion Rendering an image from a database in a Web Forms Image control is easy to do, but not straightforward Fortunately, it is much simpler with ASP.NET than it was in ASP Two web pages...
Ngày tải lên: 28/10/2013, 18:15
Displaying an Image from a Database in a Windows Forms Control
... class is used to instantiate a BindingManagerBase object and either a CurrencyManager or PropertyManager object is returned depending on the type of data source: • • The CurrencyManager class inherits ... CurrencyManager notifies all data-bound controls if the current item changes so that they can refresh their data The PropertyManager class inherits from the BindingManagerBase class and maintains ... System.Data; using System.Data.SqlClient; private DataSet ds; private SqlDataAdapter da; private BindingManagerBase bm; // private void DisplayDatabaseImageForm_Load(object sender, System.EventArgs...
Ngày tải lên: 28/10/2013, 18:15
Virtual Private Networks
... offices and business partners on a wide range of open platforms and security appliances Figure 1-1 shows the variety of applications and appliances suitable for VPN-1 Power, from hand-held PDAs and ... to networks and servers over the VPN tunnel, using both dial-up (including broadband connections), and LAN (and wireless LAN) connections Users are managed either in the internal database of ... Command Line Interface VPN Commands 638 SecureClient Commands 640 Desktop Policy Commands 642 Appendix B Converting a Traditional Policy to a Community Based Policy...
Ngày tải lên: 06/11/2013, 00:15
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