The LINEROAMMODE_ bit-flag constants describe the roaming status of a line
The roam mode is currently unknown but may become known later.
The roam mode is unavailable and will not be known.
The line is connected to the home network node.
The line is connected to the Roam-A carrier and calls are charged accordingly.
The line is connected to the Roam-B carrier and calls are charged accordingly.
No extensibility. All 32 bits are reserved.
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