HP Pavilion 8700 HP Pavilion PC's - PCTEL V.90/K56Flex Series AT Command Guide - Page 12
orig_rqst, orig_fbk, ans_fbk, supported <default_length > values
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AT Command Guide +EB? The modem shall send text to the local PC, consisting of: +EB: , , e.g. +EB: 1,0,30 +EB=? +EB: (list of supported < break_selection > values, (list of supported values), (list of supported values) Modem responds with list(s) of supported values +ES - Error Control Selection +ES = [[, [,]]] This parameter is used to control the manner of operation of the V.42 protocol in the modem. It accepts 3 numeric sub-parameters: : Specifies the initial request mode of operation when originating a call : Specifies the acceptable fallback mode of operation when originating a call : Specifies the acceptable fallback mode of operation when answering a call 0 1 2 3 4 0 1 2 3 4 0 1 2 3 4 Description Direct Mode Initiate call with Buffer mode only Initiate V.42 without Detection phase. If V.8 is in use, this is a request to disable V.42 Detection Phase Initiate V.42 with Detection Phase Initiate Alternative Protocol Description Error Control Optional; if error control can not be established, use Buffered mode with flow control Errol Control Optional; if error control can not be established, change data rate to match line rate and use Direct mode. Error Control Required; if error control can not be established, disconnect. Error Control (LAPM) Required if LAPM can not be established, disconnect. Error Control (Alternate (MNP)) Required if MNP can not be established, disconnect. Description Direct Mode Error Control Disabled, use Buffered mode Error Control Optional; if error control can not be established, use Buffered mode with flow control Errol Control Optional; if error control can not be established, change data rate to match line rate and use Direct mode. Error Control Required; if error control can not be 12 V90K56DOCATC11A
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