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VoIP Phones & PBX

Grandstream UCM6200 Series IP PBX — Default Password

Default username and password for the Grandstream UCM6200 Series IP PBX: admin / admin. Learn how to log in at 192.168.2.1 and how to change the default credentials.

Covers UCM6202, UCM6204, UCM6208 models. On hardware manufactured after 2017, the default password is printed on the device label.

UsernamePasswordAccessNotes
admin
admin
Web UIApplies to pre-2017 hardware; newer units use a label-printed password.
Default IP
192.168.2.1
Source
vendor documentation and VoIP.ms wiki

Responsible use

This database lists publicly documented default credentials so administrators can find and change them. Only use these on systems you own or are authorized to test.

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