Westermo GDW-11 User Manual

Page 214

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214 GPRS commands

6615-2220

Parameters:

<cid>

(PDP Context Identifier) a numeric parameter which specifies a particular PDP context
definition. The parameter is local to the TE-MT interface and is used in other PDP con-
text-related commands. Range of values is 1 to 4.

<PDP_type>

(Packet Data Protocol type) a string parameter which specifies the type of packet data
protocol

… IP: Internet Protocol

… PPP: Point to Point Protocol

<APN>

(Access Point Name) a string parameter, which is a logical name that is used to select the
GGSN or the external packet data network.

If the value is null or omitted, then the subscription value will be requested.

<PDP_address>

A string parameter that identifies the MT in the address space applicable to the PDP.

If the value is null or omitted, then a value may be provided by the TE during the PDP
startup procedure or, a dynamic address will be requested. The read form of the com-
mand will return the null string even if an address has been allocated during the PDP
startup procedure. The allocated address may be read using the +CGPADDR command.

<d_comp>

A numeric parameter that controls PDP data compression

0:

OFF (default if value is omitted)

1: ON

Other values are reserved.

<h_comp>

A numeric parameter that controls PDP header compression

0:

OFF (default if value is omitted)

1: ON

Other values are reserved.

NOTE:

The data compression algorithm provided in SNDCP is V.42bis.

4 CIDs are available to specify 4 PDP contexts but only 1 NSAPI are available for PDP
activation. 4 PDP contexts can be specified with only one activated at the same time.

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