Huawei E5330 Quick Start Manual page 7

SSID and Wireless Network Encryption Key
When a Wi-Fi device establishes a
connection to the Mobile WiFi for the first
time, you may need to enter the default
Service Set Identifier (SSID) and wireless
network encryption key.
The default SSID and encryption key are
printed on the Mobile WiFi label.
It is recommended that you can log in to the
web management page and change your
SSID and wireless network encryption key.
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