Client Journey Replay

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anna.lopez@acme.com

iPhone 15 Pro · iOS 17.4 · ACME-Corp · AP-204 (Floor 5 NW) · 12.4s

AI root cause

EAP-TLS failed because the device cert chain is missing the new intermediate CA rolled out 3 days ago. 4 other iOS clients hit the same wall in the last hour — flag for cert push via MDM.

Probe request

+0.00s

RSSI -58 dBm · ch 149 · 6 GHz capable

Association

+0.18s

AP-204 · 802.11ax · MCS 9 · 80 MHz

EAPOL-Start

+0.42s

EAP-TLS to RADIUS 10.4.0.12

Server Hello + Cert

+1.10s

Server cert chain delivered (3 certs)

Client Cert presented

+1.44s

Issuer: ACME-Issuing-CA-2022 (expired chain)

RADIUS Access-Reject

+1.78s

Reason: unable to build trusted chain (code 51)

Client gives up

+11.9s

3 retries · removed from association table