• In the Web user interface, click the [Maintenance] tab, click [Firmware Maintenance], and then select[Automatic] for [PS Update Type].Firmware Server URL• In a configuration file, specify the URL in "FIRM_FILE_PATH".• In the Web user interface, click the [Maintenance] tab, click [Firmware Maintenance], and then enter theURL in [Firmware File URL].Configuration Parameter ExampleBy setting the parameters as shown in the following example, the SIP-CS will automatically download thefirmware file from the specified URL, "http://firm.example.com/firm/01.050.fw", and perform the updateoperation if the currently used firmware version is older than 01.050.ExampleFIRM_UPGRADE_ENABLE="Y"FIRM_VERSION="01.050"PS_FIRM_UPGRADE_AUTO="Y"FIRM_FILE_PATH="http://firm.example.com/firm/01.050.fw"7.4 Executing Firmware UpdateAfter configuring the firmware update settings for the Super Master CS in the configuration file, the SuperMaster CS distributes configuration information to all other SIP-CSs. The firmware of each SIP-CS is updatedwhen it receives the configuration information. The firmware update procedure of each SIP-CS is detailedbelow.SuperMaster CSAir Sync Group 1 Air Sync Group nAir SyncMaster CSSlave CSSlave CSSlave CSSlave CSSlave CSSlave CSFirmwareServer268 Administrator Guide Document Version 2013-037.4 Executing Firmware Update