Call accounting and telecom expense management

See also

Sources

1. 1
   By default Amazon Connect bills voice, chat, task and email channels summarized at the AWS account level by usage type, such as inbound, outbound and service minutes for voice.

   Set up granular billing for a detailed view of your Connect Customer usage · Opening section · Checked 2026-10-14
2. 2
   Amazon Connect per-contact usage can be put into AWS Cost and Usage Reports by enabling resource IDs, which creates a line item per resource and can greatly enlarge the report files.

   Set up granular billing for a detailed view of your Connect Customer usage · More reporting options, Note · Checked 2026-10-14
3. 3
   Amazon Connect allows up to 6 user-defined contact tags, such as department or cost center, for organizing the AWS bill.

   Set up granular billing for a detailed view of your Connect Customer usage · Opening section, user-defined tags bullet · Checked 2026-10-14
4. 4
   Amazon Connect automatically adds the cost allocation tags aws:connect:instanceId and aws:connect:systemEndpoint to each contact, and aws:connect:transferredFromEndpoint only to third-party external transfer calls.

   Set up granular billing for a detailed view of your Connect Customer usage · Opening section, system-defined tags list · Checked 2026-10-14
5. 5
   Amazon Connect contact tags must be activated as cost allocation tags in the AWS Billing and Cost Management console, which can take up to 24 hours.

   Set up granular billing for a detailed view of your Connect Customer usage · Step 2: Activate cost allocation tags in the AWS Billing console · Checked 2026-10-14
6. 6
   Amazon Connect contact tags can be updated up to 3 hours after disconnect, but those later updates are not reflected in the AWS billing system.

   Set up granular billing for a detailed view of your Connect Customer usage · Things to know about user-defined tags, fourth bullet · Checked 2026-10-14
7. 7
   Amazon Connect contact tags work only as cost allocation tags; they cannot filter Contact search or appear in Connect analytics and reporting pages.

   Set up granular billing for a detailed view of your Connect Customer usage · Things to know about user-defined tags, sixth and seventh bullets · Checked 2026-10-14
8. 8
   The Unified CM CDR Repository Manager checks for files to send to billing servers every 6 seconds and, after a failed delivery, doubles the retry interval up to 2 minutes.

   Call Reporting and Billing Administration Guide for Cisco Unified Communications Manager Release 15 and SUs - Overview chapter · CDR Analysis and Reporting > Overview, billing application server text · Checked 2026-10-14
9. 9
   Unified CM CAR bills reports need an Owner User ID on each user's device (or an Extension Mobility login); calls with no user ID load as _unspecified user and are left out of bills reports.

   Call Reporting and Billing Administration Guide for Cisco Unified Communications Manager Release 15 and SUs - User Reports chapter · User Reports > Bills, prerequisites · Checked 2026-10-14
10. 10
    The Unified CM CAR database supports at most 2 million CDR records and 6 GB on Unified Communications Manager, and 1 million records and 3 GB on Business Edition 5000.

    Call Reporting and Billing Administration Guide for Cisco Unified Communications Manager Release 15 and SUs - Overview chapter · CDR Analysis and Reporting > Overview, CAR database capacity table · Checked 2026-10-14
11. 11
    With the default base charge in the Unified CM CAR rating engine, CAR reports provide no call costs until an administrator sets a base rate.

    Call Reporting and Billing Administration Guide for Cisco Unified Communications Manager, Release 15 and SUs - Initial Setup · Initial Setup > CAR Rating Engine > Set Base Rate · Checked 2026-10-14
12. 12
    By default Unified CM CAR loads CDR data continuously 24 hours a day, 7 days a week, and loads only CDRs, not CMRs.

    Call Reporting and Billing Administration Guide for Cisco Unified Communications Manager, Release 15 and SUs - Initial Setup · Initial Setup > CDR load scheduling section · Checked 2026-10-14
13. 13
    The Unified CM CAR rating engine can multiply the base charge by time-of-day ranges, which must be entered in UTC, and by voice-quality category (Good, Acceptable, Fair, Poor), with all factors defaulting to 1.00.

    Call Reporting and Billing Administration Guide for Cisco Unified Communications Manager, Release 15 and SUs - Initial Setup · Initial Setup > CAR Rating Engine > Factor Time of Day; Factor Voice Quality · Checked 2026-10-14
14. 14
    Cisco states that Unified CM CDR Analysis and Reporting (CAR) is not intended to replace third-party call accounting and billing solutions.

    Call Reporting and Billing Administration Guide for Cisco Unified Communications Manager Release 15 and SUs - Overview chapter · CDR Analysis and Reporting > Overview · Checked 2026-10-14
15. 15
    Unified CM CAR automatic purge defaults to a maximum CDR age of 60 days (configurable 1 to 180), an 80 percent low water mark alert and a 90 percent high water mark that deletes records by age.

    Call Reporting and Billing Administration Guide for Cisco Unified Communications Manager, Release 15 and SUs - Initial Setup · Initial Setup > Set Up Automatic Database Purge · Checked 2026-10-14
16. 16
    Unified CM CAR applies rating parameters at load time, so existing CDRs keep old costs unless all CDRs in the CAR database are reloaded.

    Call Reporting and Billing Administration Guide for Cisco Unified Communications Manager, Release 15 and SUs - Initial Setup · Initial Setup > CAR Rating Engine · Checked 2026-10-14
17. 17
    From Unified CM Release 14 onward, CDR and CMR files can be sent to up to eight customer billing servers via FTP or SFTP.

    Call Reporting and Billing Administration Guide for Cisco Unified Communications Manager Release 15 and SUs - Overview chapter · CDR Analysis and Reporting > Overview, billing application server text · Checked 2026-10-14
18. 18
    Unified CM CAR Top N by Charge reports list the users, destinations or calls with the highest charges, cover outgoing calls only and default to five records.

    Call Reporting and Billing Administration Guide for Cisco Unified Communications Manager Release 15 and SUs - User Reports chapter · User Reports > Top N by Charge · Checked 2026-10-14
19. 19
    For Microsoft Graph getDirectRoutingCalls the toDateTime parameter is documented as UTC and exclusive, while fromDateTime is inclusive.

    callRecord: getDirectRoutingCalls - Microsoft Graph v1.0 · Function parameters table · Checked 2026-10-14
20. 20
    The Microsoft Graph getPstnCalls function rejects a fromDateTime to toDateTime range longer than 90 days.

    callRecord: getPstnCalls · Function parameters, Important note · Checked 2026-10-14
21. 21
    Microsoft Graph getPstnCalls supports only the application permission CallRecords.Read.All; delegated permissions are not supported.

    callRecord: getPstnCalls · Permissions table · Checked 2026-10-14
22. 22
    The getPstnCalls response example shows each pstnCallLogRow carrying charge, connectionCharge, currency and licenseCapability fields.

    callRecord: getPstnCalls · Example > Response · Checked 2026-10-14
23. 23
    When a getPstnCalls date range has more than 1,000 entries, Microsoft Graph returns an @odata.nextLink to page through the remaining records.

    callRecord: getPstnCalls · Response section · Checked 2026-10-14
24. 24
    Microsoft Graph getPstnCalls does not return information for Telstra calling plans.

    callRecord: getPstnCalls · Opening Note · Checked 2026-10-14
25. 25
    For Microsoft Graph getPstnCalls both fromDateTime and toDateTime are documented as UTC and inclusive, with the range based on call start time.

    callRecord: getPstnCalls · Function parameters table · Checked 2026-10-14
26. 26
    In the Teams Calling Plans export the Call ID column is not guaranteed to be unique, while UsageId is the unique call identifier.

    Microsoft Teams PSTN usage report · Exporting the reports > Exported PSTN usage report, columns 0 and 1 · Checked 2026-10-14
27. 27
    Teams Communication Credits are prepaid and cannot be purchased when the Calling and Audio Conferencing subscriptions, or the default billing account, use a Microsoft Customer Agreement (MCA) billing account; MOSA is required.

    What are Communication Credits? · Do I need Communication Credits? > Customers without a Microsoft Online Subscription Agreement (MOSA) billing account · Checked 2026-10-14
28. 28
    Teams Communication Credits pay for toll-free number usage, meeting dial-out outside included zones, minutes beyond Calling Plan inclusions and all outgoing calls on a Pay-As-You-Go Calling Plan.

    What are Communication Credits? · Opening bullet list · Checked 2026-10-14
29. 29
    If a Teams Communication Credits balance funded by a one-time amount falls to zero, most calling scenarios stop working, including toll-free numbers, and Microsoft recommends Auto-recharge.

    What are Communication Credits? · Determine how many Communication Credits to purchase · Checked 2026-10-14
30. 30
    Teams Direct Routing usage data can be exported for up to five months (150 days) from the current date unless country or region regulations prohibit that retention.

    Microsoft Teams PSTN usage report · Exporting the reports > Exported Direct Routing usage report, opening sentence · Checked 2026-10-14
31. 31
    Microsoft describes the Direct Routing report CSV export as usable for offline analysis or as input for the customer's billing system.

    Microsoft Teams PSTN usage report · Interpret the report > Direct Routing, callout 8 · Checked 2026-10-14
32. 32
    The documented Teams Direct Routing usage export schema (columns 0 to 24) contains no charge, cost or currency column.

    Microsoft Teams PSTN usage report · Exporting the reports > Exported Direct Routing usage report, column table 0 to 24 · Checked 2026-10-14
33. 33
    Because Teams Direct Routing records carry no rated cost, a tenant using its own carrier must rate calls from carrier invoices or a separate call accounting tool to get per-call cost.inferred

    Microsoft Teams PSTN usage report · Exporting the reports > Exported Direct Routing usage report column table; Direct Routing callout 8 · Checked 2026-10-14
34. 34
    The Teams Direct Routing Shared Correlation ID appears only in the downloaded export, not the portal, and links two or more related calls such as a transferred call and its original inbound leg.

    Microsoft Teams PSTN usage report · Interpret the report > About Shared Correlation ID, scenarios 3 and 4 · Checked 2026-10-14
35. 35
    In listed countries Teams obfuscates the last three or four digits of external phone numbers in PSTN and Direct Routing reports, exports and the Graph PSTN call logs (for example 3 digits in Germany and 4 in France).

    Microsoft Teams PSTN usage report · Interpret the report > Phone number obfuscation · Checked 2026-10-14
36. 36
    Teams number obfuscation in PSTN reports is determined by the organization's country or region location, and full numbers are shown for countries not in the obfuscation table.

    Microsoft Teams PSTN usage report · Interpret the report > Phone number obfuscation, paragraph before the table · Checked 2026-10-14
37. 37
    The Capability column in the Teams PSTN usage report names the license used for the call, such as MCOPSTN1 for a domestic Calling Plan, MCOPSTNPP for Communications Credits or MCOMEETADD for Audio Conferencing.

    Microsoft Teams PSTN usage report · Interpret the report > Calling Plans, callout 4, Capability bullet list · Checked 2026-10-14
38. 38
    The Calling Plans view of the Teams PSTN usage report has per-call Cost and Currency columns, where Cost is the amount charged to the tenant's account for the call.

    Microsoft Teams PSTN usage report · Interpret the report > Calling Plans, callout 4 (Cost and Currency bullets) · Checked 2026-10-14
39. 39
    The exported Teams Calling Plans usage CSV includes Connection Fee and Charge columns typed numeric(16,2) and a Currency column using ISO 4217 codes.

    Microsoft Teams PSTN usage report · Exporting the reports > Exported PSTN usage report, columns 18 to 20 · Checked 2026-10-14
40. 40
    Teams Calling Plans usage data can be exported for up to one year from the current date unless country or region regulations prohibit 12-month retention.

    Microsoft Teams PSTN usage report · Exporting the reports > Exported PSTN usage report, opening sentence · Checked 2026-10-14
41. 41
    In the Teams PSTN usage report a call that could not be priced because of a technical issue is provided free and appears with the capability FREECALL.

    Microsoft Teams PSTN usage report · Interpret the report > Calling Plans, callout 4, Capability bullet list · Checked 2026-10-14
42. 42
    Teams PSTN usage reports usually reflect a 24 to 48 hour latency from the time of call activity.

    Microsoft Teams PSTN usage report · Interpret the report > Calling Plans, callout 2 (repeated in Direct Routing callout 2) · Checked 2026-10-14
43. 43
    The Calling Plans tab of the Teams PSTN usage report groups PSTN calling information for both Calling Plans and Operator Connect and includes minutes used and the cost of calls.

    Microsoft Teams PSTN usage report · Introduction, second paragraph · Checked 2026-10-14
44. 44
    Tenants with a Telstra calling plan see no call detail records in the Teams PSTN usage report and must obtain reporting from Telstra.

    Microsoft Teams PSTN usage report · Introduction, Note box · Checked 2026-10-14
45. 45
    Teams PSTN call detail retention is 365 days for Calling Plans and 150 days for Direct Routing in countries not listed separately, with longer listed periods such as 450 days in the UK and 730 days in Italy and Mexico.

    Microsoft Teams PSTN usage report · Interpret the report > Data retention table · Checked 2026-10-14
46. 46
    The Teams documentation lists Direct Routing retention longer than 150 days for some countries (for example 365 days for Switzerland) while the export section caps Direct Routing export at 150 days, so the exportable window in those countries is unclear.inferred

    Microsoft Teams PSTN usage report · Data retention table versus Exporting the reports > Exported Direct Routing usage report · Checked 2026-10-14
47. 47
    Teams PSTN record retention is based on the user's country location, and a user with no location set defaults to the tenant's location.

    Microsoft Teams PSTN usage report · Interpret the report > Data retention, final paragraph · Checked 2026-10-14
48. 48
    Teams Calling Plans records distinguish PSTN legs created by a user transfer or forward with the call types user_out_transfer and user_out_forwarding.

    Microsoft Teams PSTN usage report · Interpret the report > Calling Plans, callout 4, Call type list · Checked 2026-10-14
49. 49
    Under 47 CFR 64.2401(b) each charge on a carrier bill must carry a brief, clear, non-misleading plain-language description specific enough for the customer to verify the service and price.

    47 CFR 64.2401 Truth-in-billing requirements · 47 CFR 64.2401(b) · Checked 2026-10-14
50. 50
    Under 47 CFR 64.2401(g) carriers may not place on a bill any charges that the subscriber has not authorized.

    47 CFR 64.2401 Truth-in-billing requirements · 47 CFR 64.2401(g) · Checked 2026-10-14
51. 51
    Under 47 CFR 64.2401(a) a carrier's bill must clearly and conspicuously identify the service provider for each charge and separate charges by provider.

    47 CFR 64.2401 Truth-in-billing requirements · 47 CFR 64.2401(a)(1)-(2) · Checked 2026-10-14
52. 52
    Under 47 CFR 64.2401(d) carriers must prominently display on each bill a toll-free number for inquiring about or disputing charges, with an email or web address allowed for electronic-bill customers.

    47 CFR 64.2401 Truth-in-billing requirements · 47 CFR 64.2401(d) · Checked 2026-10-14
53. 53
    A Twilio Voice Call resource's price is populated after the call completes, may not be immediately available, and reflects only the connectivity charge.

    Call resource · Call Properties > price · Checked 2026-10-14
54. 54
    Twilio warns that the sum of Price across all Usage Records may not equal the totalprice category, because some costs fall outside any usage category.

    REST API: Usage Records · Usage categories note on totalprice · Checked 2026-10-14
55. 55
    Twilio Usage Records report account usage per category with count, usage, price and an ISO 4217 price_unit, over subresources such as Daily, Monthly, ThisMonth and LastMonth.

    REST API: Usage Records · Usage Record properties; subresources section · Checked 2026-10-14
56. 56
    Each generation of the Webex Calling detailed call history report in Control Hub can cover a date range of at most 31 days.

    Reports for Your Cloud Collaboration Portfolio · Webex Calling detailed call history report section · Checked 2026-10-14
57. 57
    The Webex Calling detailed call history report includes a Department ID field identifying the user's department, which can serve as a cost-allocation key.

    Reports for Your Cloud Collaboration Portfolio · Webex Calling detailed call history report field list, Department ID · Checked 2026-10-14
58. 58
    The Webex Calling detailed call history field list read in this run shows no per-call cost, charge or rate field, suggesting Control Hub does not rate Webex Calling calls.inferred

    Reports for Your Cloud Collaboration Portfolio · Webex Calling detailed call history report field list · Checked 2026-10-14
59. 59
    The Webex Calling detailed call history report in Control Hub gives Pro Pack customers 400 days of past data and standard customers 89 days.

    Reports for Your Cloud Collaboration Portfolio · Webex Calling detailed call history report section · Checked 2026-10-14
60. 60
    Zoom added a Get call charges usage report API for Zoom Phone, GET /v2/phone/reports/call_charges, in its 2023-05-27 developer changelog.

    Zoom Phone - May 27, 2023 - Zoom Developer Changelog · Changelog entry, New APIs list · Checked 2026-10-14

Documents

Cite this page

WarmTransfer. (2026, October 14). Call accounting and telecom expense management. WarmTransfer. https://warmtransfer.net/knowledge/call-accounting-tem

@misc{warmtransfer-call-accounting-tem,
  title  = {Call accounting and telecom expense management},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/call-accounting-tem},
  note   = {Verified 2026-10-14}
}