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What is the maximum reach of the analog line of the ASI board on the U1900 series unified gateway

When the user line diameter is 0.4 mm and the phones are not paralleled, the maximum reach of the analog line of the ASI board on the U1910/U1911/U1930/U1960/U1981 is 5 km.

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How do I reset the password for the U1900 series unified gateways

During the device restart, enter R when the system prompts you to press R to restore the default password. At the prompt "[.Conform to restore password.](Y/N):>", enter Y. The following information is displayed: Success to restore default password! Success to save default password! Then, you can use the default password to log in to the gateway.

How do I change the time of the U1900 series unified gateways

Run the config system date command to change the time in YYYY-MM-DD format.

What is the maximum transmission distance of an analog line of the U1900 ASI board

In unparallel operation mode, the theoretical transmission distance of an analog line with a diameter of 0.4 mm is 5 km. Signals will be degraded if the analog line is too long.

What does line order of U1900 OSU and ASI boards look like?

Please refer to below quick installation guide about U1900 series unified gateway OSU and ASI boards line order:

Can SIP numbers be configured for the ASI or OSU board on the U1900 series unified gateway

Only POTS users can be configured for the ASI or OSU board on the U1900. For users under the IAD, IP phone users, or UC soft client users, you need to add SIP numbers for them on the U1900.

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What is the maximum reach of the analog line of the ASI board on the U1900 series unified gateway

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