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diff --git a/docs/Chapter4.rst b/docs/Chapter4.rst index 8727ff9..bc4733a 100644 --- a/docs/Chapter4.rst +++ b/docs/Chapter4.rst @@ -1,4 +1,9 @@ -**4. VNF Development Requirements** +.. This work is licensed under a Creative Commons Attribution 4.0 International License. +.. http://creativecommons.org/licenses/by/4.0 +.. Copyright 2017 AT&T Intellectual Property. All rights reserved. + + +**4. VNF Development Requirements** ==================================== a. VNF Design @@ -112,7 +117,7 @@ Application Resilient Error Handling Requirements * R-18725 The VNF **MUST** handle the restart of a single VNFC instance without requiring all VNFC instances to be restarted. * R-06668 The VNF **MUST** handle the start or restart of VNFC instances in any order with each VNFC instance establishing or re-establishing required connections or relationships with other VNFC instances and/or VNFs required to perform the VNF function/role without requiring VNFC instance(s) to be started/restarted in a particular order. * R-80070 The VNF **MUST** handle errors and exceptions so that they do not interrupt processing of incoming VNF requests to maintain service continuity. -* R-32695 The VNF **MUST** provide the ability to modify the number of retries, the time between retries and the behavior/action taken after the retries have been exhausted for exception handling to allow the NCSP to control that behavior. +* R-32695 The VNF **MUST** provide the ability to modify the number of retries, the time between retries and the behavior/action taken after the retries have been exhausted for exception handling to allow the NCSP to control that behavior,where the interface and/or functional specification allows for altering behaviour. * R-48356 The VNF **MUST** fully exploit exception handling to the extent that resources (e.g., threads and memory) are released when no longer needed regardless of programming language. * R-67918 The VNF **MUST** handle replication race conditions both locally and geo-located in the event of a data base instance failure to maintain service continuity. * R-36792 The VNF **MUST** automatically retry/resubmit failed requests made by the software to its downstream system to increase the success rate. |