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IDProjectCategoryView StatusLast Update
000749710000-004: ServicesApi Changepublic2023-03-21 19:45
ReporterPaul Hunkar Assigned ToMatthias Damm  
PrioritynormalSeveritymajorReproducibilityalways
Status closedResolutionfixed 
PlatformLinuxOSDebianOS Version11
Fixed in Version1.05.03 RC1 
Summary0007497: Some scripts try to create multiple Sessions on the same SecureChannel
Description

Some scripts, especially from the Session Services like all scripts from "Session Minimum 2 Parallel" and "Session Minimum 5 Parallel", use the same SecureChannel to create multiple Sessions. The common behavior of clients is to open one SecureChannel for each Session, I cannot find the behavior of the CTT described in the OPC Specification, the Profiles or even the description of the scripts itself.

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Fix Due Date

Relationships

related to 0007495 closedSebastian Allmendinger CTT UA Scripts Some scripts try to create multiple Sessions on the same SecureChannel 

Activities

Paul Hunkar

2021-12-23 17:04

developer   ~0015620

During the cmp call, we realized that the product documentation that describe the limitation of the product should include the number of supported Secure channels and the number of session on a secure channel, total number of sessions. These should be added to the appropriate conformance Unit.

It may also be useful to discuss if a secure channel is suppose to be able to handle more then one session - someplace in the specification

Jim Luth

2022-02-08 18:11

administrator   ~0015954

Agreed to clarify in Part 4 that a if a Server supports n concurrent session, it must support at least n+1 concurrent secure channels.
No other "capabilities" need to be advertised.

Matthias Damm

2023-03-20 16:16

developer   ~0018914

5.6.2 CreateSession

Added following clarification:

For the N Sessions supported by a Server, the Server shall support N+1 SecureChannels.

Jim Luth

2023-03-21 19:45

administrator   ~0018943

Agreed to changes in Dallas meeting.

Issue History

Date Modified Username Field Change
2021-12-23 17:00 Paul Hunkar New Issue
2021-12-23 17:00 Paul Hunkar Issue generated from: 0007495
2021-12-23 17:00 Paul Hunkar Project Compliance Test Tool (CTT) Unified Architecture => 10000-007: Profiles
2021-12-23 17:00 Paul Hunkar Category 1 - Script Issue => Api Change
2021-12-23 17:01 Paul Hunkar Relationship added related to 0007495
2021-12-23 17:04 Paul Hunkar Note Added: 0015620
2022-02-08 18:11 Jim Luth Note Added: 0015954
2022-02-08 18:12 Jim Luth Project 10000-007: Profiles => 10000-004: Services
2022-02-08 18:12 Jim Luth Assigned To => Matthias Damm
2022-02-08 18:12 Jim Luth Status new => assigned
2023-03-20 16:16 Matthias Damm Status assigned => resolved
2023-03-20 16:16 Matthias Damm Resolution open => fixed
2023-03-20 16:16 Matthias Damm Fixed in Version => 1.05.03 RC1
2023-03-20 16:16 Matthias Damm Note Added: 0018914
2023-03-21 19:45 Jim Luth Status resolved => closed
2023-03-21 19:45 Jim Luth Note Added: 0018943