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[QFX] Commit failure with 'error: Failed Reading Default configuration database'

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Article ID: KB34194 KB Last Updated: 07 May 2019Version: 1.0
Summary:

This article describes a commit failure with the message, 'error: Failed Reading Default configuration database:' while trying to configure an MC-LAG using QFX10Ks.

This is because QFX10K requires the "redundancy-group" construct that MX / EX9200 requires, but QFX5100 does not. 

Symptoms:

Unable to change the configuration successfully.

Cause:

Candidate configuration: 

[master:0][edit]
root@QFX2# show protocols iccp
local-ip-addr 10.10.30.3;
session-establishment-hold-time 240;
peer 10.10.30.2 {
    liveness-detection {
       minimum-interval 1000;

[master:0][edit]
root@QFX2# commit
error: Failed Reading Default configuration database:
error: configuration check-out failed
Solution:
[master:0][edit]
root@QFX2# show |compare
[edit protocols iccp peer 10.10.30.2]
+    redundancy-group-id-list 1;

[master:0][edit]
root@QFX2# commit
configuration check succeeds
commit complete
 
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