G450 Branch Gateway is a modular device with a basic configuration of one power supply unit. You can enhance this configuration by adding an additional PSU.
The following table describes G450 Branch Gateway hardware components in the basic and enhanced configuration.
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G450 Branch Gateway hardware components
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Basic configuration
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Enhanced configuration
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Number of Power Supply Units (PSUs)
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1
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2
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RAM
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256 MB / 1 GB in G450 v4
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512 MB / 1 GB in G450 v4
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DSP childboard
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1 (160 VoIP channels)
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Maximum 4 (up to 320 VoIP channels)
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External compact flash
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–
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1024 announcement files
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