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Error Running Oc-config-corente-tunnel-win.ps1 To Configure GRE Tunnel (Doc ID 2407685.1)

Last updated on JULY 16, 2018

Applies to:

Oracle Compute Cloud Service - Version N/A to N/A
Information in this document applies to any platform.

Symptoms

On : NA version, Network Issues

When attempting to create a GRE tunnel on a Windows instance in OCI-C (may apply to Linux instances also), the oc-config-corente-tunnel-win.ps1 script hangs with the last output line: "In CSGW Health Check"

ERROR
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Script oc-config-corente-tunnel-win.ps1 hangs.

In addition, when the target of the GRE tunnel consists of multiple remote subnets, the subnets must be specified in the form "subnet1 subnet2 subnet3 ... subnetn" (enclosed in a pair of double-quotes) in the oc-config-corente-tunnel-win-ps1 command, otherwise the script fails with the error: "Please specify prefix parameter for Local Tunnel Endpoint IP : n.n.n.n"

STEPS
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Followed:

 

https://support.oracle.com/epmos/faces/DocContentDisplay?_afrLoop=475046196028399&id=2305669.1&_afrWindowMode=0&_adf.ctrl-state=unt1up4m2_84

https://docs.oracle.com/en/cloud/iaas/compute-iaas-cloud/mcvpn/configuring-gre-tunnel-windows.html#GUID-CCF59381-F5D4-4EF5-9622-E07D4FAA6B05

 

BUSINESS IMPACT

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The issue has the following business impact:
Due to this issue, client cannot establish connection between instances in OCI-C and on-premise data center over Corente VPN.

Cause

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