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This class includes network client devices that do not have a separate class of their own. This includes laptops, workstations, thin clients, kiosks, and others. Only network-based devices that require a host name are covered in this topic.
CI Naming Convention
All network-based client devices have unique host names that are assigned at the time the device is configured for the client. Host names for client devices are divided into three or four segments with the segments separated by hyphens. The total length of a device name cannot exceed 15 characters. (See Technical Notes on Device Hostnames, below.) Since host names are unique to the device to which they are assigned, the host name is also used as the CI name for the device. Device host names follow the form of:
{division}[-{subdivision}]-{type}-{sequence_number}
Where:
{division} | A mandatory two- to four-character code representing the major unit that owns the device. |
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{subdivision} | If the primary unit is a large one this segment is used to define the subdivision of the larger unit. The subdivision is optional and is separated from the rest of the CI name by a hyphen. |
{type} | A mandatory code indicating the type of device. See Device Type Codes, below for a list of device type codes. |
{sequence_number} | A three-digit sequence number beginning at 001. The sequence number has no relation to the device's IP address. Occasionally, sequence numbers may be reissued as devices are retired but the same sequence number will not be issued to more than one device within a particular division, subdivision, and type combination. |
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When a network device is retired, the CI name must be modified in the CMDB to include a prefix of RETIRED to make it obvious in listings and searches that the device is no longer being used. |
Device Type Codes
Only the following device type codes may be used in a device name:
D | Windows Desktop |
MD | Mac OS Desktop |
L | Windows Laptop |
ML | Mac OS Laptops |
V | Virtual Machines |
TC | Thin Clients |
PRSN | DEDICATED Presentation Systems, including projectors, interactive whiteboards, digital AV systems, etc. |
K | Kiosks |
Code | Represents |
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Examples
The following are examples of CI names that conform to this standard:
Device Name | Description |
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OIT-WSG-D-001 | The first desktop workstation deployed in the Windows Service Group within OIT. |
OR-ORA-L-023 | The 23rd laptop installed in the Office of Research Administration department within the overall Office of Research. |
DTS-K-002 | The second kiosk system installed for Distribution & Transportation Services. |
RETIRED - OIT-PRSN-003 | The third presentation system installed for OIT which has been retired. |
Technical Notes on Device Hostnames
NetBios names are limited to a maximum of 15 characters as described in the following articles:
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Additions and changes to the CMDB should be made carefully and at the appropriate time. Be sure to review How to Maintain the CMDB Quality and Data Integrity before making any changes. This article explains when and how CIs are maintained and who should be maintaining them. If you have any questions about maintaining CIs then contact the ServiceNow Support Team for more information. |
Typical Life Cycle
Phase | CI Activity |
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Phase 1: Device Requested & Approved | No CI required. A CI does not need to be added to the CMDB until the device is acquired (or developed) and work is ready to beginIf ServiceNow will be used to track incidents, changes, or task assignments during the initial steps then a CI will be required. Otherwise, a CI is not required until the device is ready to be ordered. |
Phase 2: Order Placed & Device Acquired If the device is being acquired from a third party, an order is placed. If the device is being transferred internally within OIT or from another department, the required documentation is prepared and executed. This phase ends at the point where the device has been delivered and is ready for installation or configuration. | Submit a ServiceNow Configuration Item Update Request and a new CI representing the device will be added A Configuration Item Management Form is submitted by a member of the team supporting the device and the new CI will be added to the CMDB by the CMDB Administration Team. The Status field should be set to On Order or Installed, depending on the physical status of the device. Once the CI has been added to the CMDB, the Status and State fields are adjusted by the device owner to indicate the actual current stateof the device. |
Phase 3: Device Installed & Tested | Once the device is installed, the Status field should be set to Installed. This should be the status throughout the configuration and testing phase. |
Phase 4: Device in Service & Maintained | The Ongoing adjustments to the Status, State, and other fields are maintained by the asset owner throughout the service life of the in the CI record are made as needed by a member of the team supporting the device. |
Phase 5: Device Retired | The Status and State are updated by a member of the team supporting the device owner to reflect the fact that the device it is no longer operational and has been retired. At the same time, the application name in the CI is modified to include a prefix of RETIRED to make it obvious in listings and searches that it is no longer in use. Under no circumstances should a CI ever be deleted from the CMDB. Deleting a CI record will make it impossible to trace the history of the device software and any activity documented by incidents and change requests. When there is no longer a need for the device, the device name in the CI is modified to include a prefix of RETIRED to make it obvious in listings and searches that the device is no longer in use. |
Dependencies
The following are typical relationships used when defining dependencies forSuggested Relationships
When mapping dependencies and relationships, the following are typical connections to other CI classes used by network client devices:
Relationship | Dependent Class |
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Connects to | Network Gear |
Powered by | Circuit |
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