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【正文】 systems without the expressed authorization of the IT Manager. 沒有 IT經(jīng)理的明確授權(quán)，不準(zhǔn)許對(duì)酒 店系統(tǒng)進(jìn)行任何變更。 All changes will be documented and logged, highlighting the amendments made and the reason for the change (. upgrade to system software). 所有的變更都必須被記錄存檔，尤其是變更的地方和理由（比如：系統(tǒng)軟件升級(jí)）。 The followed major changes must be informed to Corporate IT Team in advance. 下列重要必須提前通知集團(tuán) IT部門 IT System Replacement 更換系統(tǒng) Major System Vendor Replacement 更換主要系統(tǒng)供應(yīng)商 Major System Support Replacement 更換主要系統(tǒng)技術(shù)支持 Major System Upgrade 主要系統(tǒng)升級(jí) Changes will be made at a time that is of minimum disruption to users. Users will be given prior notice. 變更必須在一個(gè)對(duì)于用戶最小干擾的時(shí)間進(jìn)行。用戶必須被提前告知。 System backup of existing software or parameter files will be made prior to any live changes to enable the system to be recovered in the event that a change is made 16 IHG Greater China IT Standard Operating Procedure inadvertently. 任何正式系統(tǒng)修改前必須對(duì)系統(tǒng)進(jìn)行備份，以保證發(fā)生意外狀況是可以進(jìn)行恢復(fù)。 Where changes are required to be undertaken by third parties (. software suppliers), the above procedures will still be followed. Requirements for remote access to perform such updates will be strictly controlled by the IT Manager including the granting of modem/vpn access. 如果變更需要第三方（比如軟件供應(yīng)商）實(shí)施，上述程序依然有效。如需通過遠(yuǎn)程訪問實(shí)施變更，必須有 IT經(jīng)理嚴(yán)格控制，包括通過調(diào)制解調(diào)器和VPN的訪問。 Reference Documents Hotel Accounting Manual – CHAPTER Change Management Appendices APPENDIX System Change Request Form 17 IHG Greater China IT Standard Operating Procedure Data and Systems Backup strategy Department: STANDARD Pamp。P: Information OPERATING Hotel logo Technology PROCEDURE Subject: Date: Data and Systems Backup strateg y Prepared by: Approved by: ____________ ______________________ ___________________ name of IT Manager name of GM name of FC IT Manager General Manager Dir of Finance amp。 Business Supporthotel name Distribution List: Objective 1. To ensure proper handling of the hotel data and IT backup strategies. 確保酒店 IT數(shù)據(jù)有正確的備份策略。 2. To establish controls and procedures for storage, protection, access, IT storage media, and related software. 建立存儲(chǔ)、保護(hù)、訪問、備份介質(zhì)和相關(guān)軟件的控制和操作程序 3. To ensure data integrity and availability. 保證數(shù)據(jù)的完整性和可靠性。 4. It is mandatory to backup all the system data and source program in order for emergency recovery purposes and prevent the hotel from loss due to system break down. 為避免系統(tǒng)崩潰后數(shù)據(jù)丟失，并在緊急修復(fù)后恢復(fù)數(shù)據(jù)，強(qiáng)制對(duì)系統(tǒng)數(shù)據(jù)和源程序進(jìn)行備份是極其重要的 Scope All Systems amp。 Data 所有系統(tǒng)和數(shù)據(jù) Definition N/A Policy 1. All IT systems will be backed up to external media to allow recovery of those systems in the event of a disaster. Backup media shall be stored in a location 18 IHG Greater China IT Standard Operating Procedure remote from the information system that was backed up. All backup media shall be stored securely giving the same level of physical security as the main system. 所有 IT系統(tǒng)使用外部介質(zhì)備份以備出現(xiàn)系統(tǒng)問題時(shí)進(jìn)行系統(tǒng)恢復(fù)。備份介質(zhì)需要存儲(chǔ)在與所備份的系統(tǒng)不同的位置。所有的備份介質(zhì)的物理存儲(chǔ)安全級(jí)別與主系統(tǒng)相同。 2. The IT Manager is responsible for ensuring that system backups is successful by checking the audit trails, system logs etc. Any errors encountered during the backup should be noted, investigated and resolved. IT經(jīng)理負(fù)責(zé)通過檢查系統(tǒng)日志等保證系統(tǒng)備份完成。任何備份問題都必須被記錄、檢查和解決。 3. The IT Manager will regularly test backup procedures by reviewing log records to ensure pletion, verifying that tapes are correctly labeled and stored correctly and by routinely restoring backup data from tape. IT經(jīng)理必須定期測(cè)試備份程序，檢查記錄，保證完成并且檢查備份介質(zhì)被正確標(biāo)記和保存。并且安排磁帶數(shù)據(jù)恢復(fù)測(cè)試。 Related Procedure 1. The IT Manager will strategize the backup cycle and which media to be used (full, incremental, daily/weekly/monthend/quarterend/yearend etc.) and retention period. All hotel IT systems data will be backed up to external media (. tape cartridge or hard drive) on at least a daily basis. There must have enough tapes for at least one week backup cycle. IT經(jīng)理制定備份循環(huán)、備份方式（完全、增量，日 /周 /月 /季 /年等）和保留期限等策略。所有的酒店系統(tǒng)數(shù)據(jù)必須至少每天一次備份至外部介質(zhì)（磁帶或者硬盤），必須準(zhǔn)備至少足夠一周備份工作所需的磁帶。 2. All backup media will be clearly labeled identifying the contents of the tape and the cycle to which it refers (. Monday, 1st backup). 所有的備份介質(zhì)必須清晰標(biāo)明內(nèi)容、日期、周期等信息（例如：周一，第一次備份）。 3. Backup media will be removed as soon as the backup process has been pleted which may mean someone other than the IT Manager is given this responsibility. 備份完成后備份介質(zhì)須盡快由 IT經(jīng)理授權(quán)的操作人員取出。 4. The backup media should be transferred to a location remote from the equipment. The location for storing the backup media may be in the hotel but should be carefully chosen based on the likelihood of a fire or similar disaster affecting both it and the main system. Backup media is of no use if it is also damaged or destroyed in the same failure that affected the main system. 19 IHG Greater China IT Standard Operating Procedure 備份介質(zhì)必須被轉(zhuǎn)移到 另外的地點(diǎn)保存。此地點(diǎn)可以在酒店內(nèi)，但是必須仔細(xì)選擇，在萬(wàn)一發(fā)生火災(zāi)等情況時(shí)，不會(huì)與主系統(tǒng)同時(shí)損壞。如果備份介質(zhì)與其所備份的系統(tǒng)同時(shí)損壞，那么備份就沒有任何意義。 5. The Chief Accountant is responsible for the backup process and holds custodianship of the back office system on monthly basis prior to the close period. This backup database will be stored on the hard disk, after backup procedure was done properly, the IT department should move it to CD disks. 每月關(guān)帳前，由總會(huì)計(jì)師負(fù)責(zé)對(duì)后臺(tái)系統(tǒng)進(jìn)行一次備份，備份的數(shù)據(jù)庫(kù)將會(huì)保存在服務(wù)器的硬盤上，當(dāng)備份完成后信息技術(shù)部需要將這些數(shù)據(jù)刻錄在光盤上。 6. OFFSITE TAPES (WEEKLY) 定期異地存儲(chǔ)備份磁帶（每周） Hotel should keep oneset tapes with full backup data OFFSITE. The OFFSITE tape should be replaced weekly. 酒店必須保存一套有完整備份數(shù)據(jù)的磁帶在酒店外部，每周更替循環(huán)。 OFFSITE tapes are to be stored outside the hotel, maybe stored in a vault by your local vendor or if 2 clustered hotels you can exchange tapes. 外送磁帶可以存在本地供應(yīng)商處，如果本地有多個(gè)酒店，可以互相交換保存。 Adequate protection shall be given to the media whilst in transit and in storage to protect it from damage, theft or loss. 在送出和保存磁帶時(shí)必須有充分的保護(hù)措施