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Error codes › GTPv1-C cause

GTPv1 cause 211 All PDP dynamic addresses are occupied

GTPv1-C cause3GPP TS 29.060 §7.7.1

What it means

No more dynamic PDP addresses are available to assign (All PDP dynamic addresses are occupied).

Where you see it

In the Cause IE of a GTPv1-C response (Create PDP Context, Update PDP Context…) on Gn/Gp.

What to check

Check the responding node's address pool for exhaustion/leaks.

Check which GSN sent the response: the cause belongs to that node's decision.

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