7/31/2019 RFC switch image upgrade

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Change Request Id and Docs Open reference CRQ000000046321Reason for the Change1. Description of change2. Justification for this change3. Business reasonSwitch firmware upgradeWe have to upgrade the firmware of the switches in Aberdeen and EdinburghRequirement from ITServer / Device information (Actual work to be carried out) Device: Switches

in Aberdeen and EdinburghThe existing firmware in all the switches are 12.6.1.3 version and we will upgrade it to the latest 15.1.2.12 version.Prior to the change, necessary backups will be taken to ensure that there is nooutage.

Server Operating System NOAll Services / Infrastructure Affected (list applications) Users will be impacted

Is this part of the BCP setup? (Please see footnote) NoAll applications running on the server Applications are dependent of the switchesApplication contact for the server (HCL / Business) Anush Santhanam

Impact Analysis All IT services will be down during the time frameImpact Analysis for Risk of Change Failure Users will not be able to accessremote.cmck.com during the change

Customer Stakeholder/Stakeholder acceptanceâ ¢ List Stakeholders name- Dawn Chalmers / Anush Santhanam

Change Date and Time (BST OR GMT) converted into CEE local time if applicableDate: 19th July 2012Time: 20:00 â 22:00 Hrs BSTDuration: 2 HrIs Downtime Required? YesIf service downtime then who needs to be notified (Which offices or provide distribution list) All Aberdeen and Edinburgh users need to be notified

Are communications required after the change? If so,â ¢ Who will send the commsâ ¢ To what audiencePlease note that the change manager should always be informed and the ticket updated accordingly YesIs this Change tested in CMCK environment? If So, Please provide previous change

request # or docs ref # etc. The similar rollout has been successful completed in other locations and this will be identical changePost Test Plan (After Change) - Docs Open reference 73209249Implementation Plan - Docs Open reference 73209107Roll back Plan - Docs Open reference The Roll back plan is to restore the old

image to the switches

Is Vendor Coordination required? Please State NoIs Hands On Contact required? If So, Please provide engineer name and contact details Site admin / Dawn and HelenTechnical Approver (Name and Contact Details) Anush SanthanamHas the CI been Modified, upgraded or changed? NoIf so what has changed and has remedy been updated? (Enter details of CI and changes) NoIs Citrix impacted? If So, Please State NoAre Backups affected? If So, Please State NoIs there any Impact on Business Continuity Plan? If So, Please State No

7/31/2019 RFC switch image upgrade

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Can this Change be done during the Monthly maintenance slot? If not please indicate briefly the reason for this Proactive maintenance.Has functional changes to relevant documentation been done? Also what has this changed from the users perspective? Have we updated the quick reference guide for

the users? No change from the user perspective.

If the following services are being modified in London please be aware that thishas to be replicated in Bristol as well as part of the BCP:-

EmailBlackberryDocsopenWinscribeSpark CCEliteMailsweeperPrinterDWA