Symbol Spectrum24 AP-4100 Series Product Reference Manual page 39

Introduction
with a WNMP header and forwards the response to the MU. Once the MU
has verified the message it prepares an Application Request (AP_REQ) for the
AP . This AP_REQ contains the ticket the KDC has sent to the MU. The AP
decrypts the ticket. If the ticket is valid the AP responds with an AP_REP (the
AP generates and includes128 bit WEP encryption key in the reply) and
permits the MU to bridge data.
The KDC cannot authenticate an MU with administrator as the username.
AP-4100 Series Access Point Product Reference Guide 31