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Network Switches

Juniper Networks EX Series Switch (JunOS) — EX2300 / EX3400 / EX4300 / EX4600 — Default Password

Default username and password for the Juniper Networks EX Series Switch (JunOS) — EX2300 / EX3400 / EX4300 / EX4600: root / (blank). Learn how to log in and how to change the default credentials.

All EX-series and QFX-series switches ship with root user and no password. CLI/console access only until password is set; SSH is disabled until credentials are configured.

UsernamePasswordAccessVersion / firmwareNotes
root
(blank / none)
ConsoleJunOS all versionsFactory default — no password. SSH disabled until a root password is set.
Source
Juniper Networks Knowledge Base KB11471

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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