Sierra Wireless 300 manual = S30=0, K1-2 =, S30=t, Lp= +WS212=p

DART 300 Migration Guide		Comparative AT Command Reference
Table 4-4: AT [*] Commands (continued)
Command	DART 200	DART 300 Equivalent
*C	Compress SLIP Header	Compress SLIP Header
	Controls SLIP mode header compression (V-J	Not supported.
	compression) between the local host and the
	DART 200 modem.
*E	Enable / Disable Network Operations	Enable / Disable Network Operations
	If PINs are required for network access, this	Not supported.
	command enables and disables access to the
	network.
*G	Multicast Address Selection	Consult the DART 300 User Guide for details
	Specifies whether the multicast NEI or the	on multicast operation.
	modem’s active point-to-point NEI is passed to
	the local host as the multicast data packet’s
	destination address.
*K	Keep-Alive for TCP Sessions	Keep-Alive for TCP Sessions
	Allows modems using TCP to time out, or	The DART 300 supports a timeout for
	keep-alive a TCP session with no current	gracefully closing both UDP and TCP sessions
	activity.	based on no traffic in either direction. There is
	See the DART 200 User Guide for details.	no internal keep-alive “dummy” packet
		support. See Section 3.2.3.1 above for more
		detail.
		*K0	= S30=0		(no timeout)
		*K1-2 =		not supported	(unidirectional)
		*K3	=	S30=t	(t = time equivalent to
		DART 200 register S85)
		Where the DART 200 would send and receive
		keep-alive dummy packets for *K3, the
		DART 300 requires no such packets and will
		not discard dummy keep-alive data.
*L	Listening Port	Listening Port
	Specifies the port number that the servers (TCP	The DART 300 uses a register for this.
	or UDP) listen on for connection requests or	*L<p>= +WS212=<p>
	incoming data packets.
*M	MAS IP address for SLIP	MAS IP address for SLIP
	Sets the IP Address of the local host (MAS)	Not supported.
	connected to the DART’s serial port.	WirelessExpert will configure a Dial-up
		Networking SLIP connection with the
		modem’s NEI as the source IP address.
*P	PING	PING
	Issues ICMP Echo Requests to a Remote Host	Not supported.
	and waits for a response.	PINGs must be originated from the local host
		using a SLIP or PPP connection.
*R	Automatic SLIP Mode	Automatic SLIP Mode
	Controls whether or not the modem will	Not supported.
	power-up to a SLIP data state rather than the
	AT command state.

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