Skip to content

[BUG] Missing NGAP responses with short timeBeforeDeregistration #187

@nplrkn

Description

@nplrkn

Describe the bug
Hello!

When using PacketRusher to registering and deregister a single UE rapidly, the simulated gNB ignores most of the requests sent to it. It responds to InitialContextSetupRequest, but ignores PDUSessionResourceSetupRequest and UEContextReleaseCommand.

To Reproduce
I could reproduce this reliably running against Open5GS with the following invocation. If the two timers are set to 2000 instead of 200 I see normal behavior.

./packetrusher multi-ue -n 1 -l --td 200 -tbrr 200

Expected behavior
All NGAP requests should be responded to.

Pcap:

Image

Metadata

Metadata

Assignees

No one assigned

    Labels

    bugSomething isn't working

    Type

    No type

    Projects

    No projects

    Milestone

    No milestone

    Relationships

    None yet

    Development

    No branches or pull requests

    Issue actions