Advantech ER75s, User Manual

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ER75s
9. Configuration setting over Telnet
Attention! If the SIM card isn’t inserted in the router, it is impossible for the router
to operate. The Included SIM card must be activated for GPRS transmissions.
Monitoring of status, configuration and administration of the router can be performed by
means of the Telnet interface. After IP address entry to the Telnet it is possible to configure
the router by the help of commands. The default IP address of the modem is 192.168.1.1.
Configuration may be performed only by the user "root" with initial password "root".
For Telnet exists the following commands:
Command Description
cat file contain write
cp copy of file
date show/change of system time
df displaying of informations about file system
dmesg displaying of kernel diagnostics messages
echo string write
email Email send
free displaying of informations about memory
gsmat sends AT commands ( cdmaat for routers with CDMA module)
gsminfo displaying of informations about signal quality
gsmsms SMS send
hwclock displaying/change of time in RTC
ifconfig displaying/change of interface configuration
io reading/writing input/output pins
ip displaying/change of route table
iptables displaying/modification of NetFilter rules
kill process kill
killall processes kill
ln link create
ls dump of directory contain
mkdir file create
mv file move
ntpdate synchronization of system time with NTP server
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