User's Manual

Table Of Contents
M
M
M
M
e
e
e
e
r
r
r
r
l
l
l
l
i
i
i
i
n
n
n
n
G
G
G
G
P
P
P
P
R
R
R
R
S
S
S
S
T
T
T
T
r
r
r
r
i
i
i
i
-
-
-
-
b
b
b
b
a
a
a
a
n
n
n
n
d
d
d
d
Glossary
Access Point Name (APN)
The IP domain name (e.g.; novatelwireless.com) of the network device that
acts as a gateway by connecting a GPRS wireless radio network to a wired
local or wide area network.
Active Network Session
An active network session allows you to send and receive data across the
Internet using point-to-point protocol through your current network
connection.
AT Commands
AT commands are a modem-specific language type that enables PC
communications software control the modems directly. The term AT comes
from the command terminology which always begins with attention, or AT.
dBm
dBm stands for decibels below 1 milliwatt. It is a measurement of a device’s
signal output power compared against a standard input signal strength of 1
milliwatt. This number represents a ratio and is expressed as a negative
number (e.g.; -60dBm). The valid range for your Merlin for GPRS is -113 dBm
to -51 dBm. Values closer to zero indicate a better reception. The value -51
dBm indicates a better reception than -113dBm.
Default Network Connection Profile
The default network connection profile is the connection profile, chosen by
the user, that the Modem Manager will use to connect to the network. The
default network connection profile can be thought of as the active network
connection profile.
Domain Name
The name assigned to a computer or group of computers that constitute an IP
network domain. In general, a domain name is comprised of its local host
name and its top-level domain. The top-level domain can be made up of
several names, each separated by a period (.).
An example of a domain name is novaltelwireless.com.
Domain Name System (DNS)
This is a network server used on IP networks, such as the Internet, for
translating network host names and Universal Resource Locators (URL’s) into
IP addresses.
Domain Name System (DNS) Address
The IP (internet protocol) address of the Domain Name System (DNS).