Multitech MTCBA-C-U Spécifications télécharger pdf (Page 110)

Chapter 16 – Extended AT Commands in IS707.3

Multi-Tech Systems, Inc. CDMA AT Commands Reference Guide (PN S000294K) 110

Error Control Selection +ES

Description: The extended-format compound parameter is used to control the manner of operation of the V.42 protocol

on the PSTN link (if present in IWF). The command is not relevant for packet service.

Values: <orig_rqst>

0 Direct mode

2 Initiate V.42 Detection Phase

3 Initiate Alternative Protocol

<orig_fbk>

0 Error control optional; If error control not established maintain DTE-DCE data rate

1 Error control optional; If error control not established change DTE-DCE data rate to match line rate

2 Error control required; If error control not established, disconnect

3 Error control required (only LAPM acceptable); If error control not established, disconnect

4 Error control required (only alternative protocol acceptable); If error control not established,

disconnect

<ans_fbk>

0 Direct mode

1 Error control disabled, use Buffered mode

2 Error control optional; If error control not established maintain DTE-DCE data rate

3 Error control optional; If error control not established change DTE-DCE data rate to match line rate

4 Error control required; If error control not established, disconnect

5 Error control required (only LAPM acceptable); If error control not established, disconnect

6 Error control required (only alternative protocol acceptable); If error control not established,

disconnect

Syntax: Command syntax: AT+ES=[<orig_rqst>[,<orig_fbk>[,<ans_fbk>]]]

Command Possible Responses

AT+ES?

Note: Display the current setting.

+ES: 3, 0, 2

Note: Command is valid

AT+ES=1

Note: Set value to 1.

Note: Command is valid

AT+ES?

Note: Display the setting after change.

+ES: 1, 0, 2

Note: Command is valid

Error Control Selective Repeat +ESR

Description: The extended-format numeric parameter is used to control the use of selective repeat (SREJ) option in V.42

on the PSTN link (if present in IWF). The command is not relevant for packet service.

Values: <Val>

0 Do not use SREJ

1 Use SREJ if available in remote DCE; continue without it if not

2 Use SREJ if available in remote DCE; disconnect if SREJ is not available

Syntax: Command syntax: AT+ESR=[<Val>]

Command Possible Responses

AT+ESR?

Note: Display the current setting.

+ESR: 0

Note: Command is valid

AT+ESR=1

Note: Set value to 1.

Note: Command is valid

1 2 ... 105 106 107 108 109 110 111 112 113 114 115 ... 196 197

Commentaires sur ces manuels

Pas de commentaire

Multitech MTCBA-C-U Spécifications Page 110

Commentaires sur ces manuels

Produits connexes et manuels pour Mise en réseau Multitech MTCBA-C-U