sms server
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SMS Server tools
Nii Okai QuayeFebruary 2010
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SMS SERVER TOOLS
o Installo Aptitude search sms/smstoolso Sudo apt-get install smstools
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SMS Server Tools Config files
start /etc/init.d/sms start
stop /etc/init.d/sms stop
config file /etc/smsd.conf
error logfile /var/log/smsd.log
sms queues /var/spool/sms
Apache webserver
start /etc/init.d/apache2 start
stop /etc/init.d/apache2 stop
config file /usr/apache2/conf/httpd.conf
error logfile /usr/apache2/logs/error.log
web pages /usr/apache2/htdocs
The location of these files is different on some linux distributions.
MySQL database
start /etc/init.d/mysqld start
stop /etc/init.d/mysqld stop
client mysql -u root -p
SMS SERVER TOOLS
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Programs the run repeatedly at specified times
Every day, hour, minute
Windows
nnCron lite c:\programme\cron\cron.tab
Part of *nix systems
*/10****cp/tmp/logfile.old /tmp/logfile.new
minute (0-59)
hour (0-23)
day (1-31)
month (1-12)
weekday (0=sunday, 1=monday, ...)
Cron Jobs
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Open source sms and wap gateway
WAP
Communicates to the phone via wap stack and
translates request it receives to http forcontent and service providers
Compresses WML scripts into more compactformat to save bandwidth and
SMS
Abstract various smsc protocols and exposes httpinterface for content providers
Kannel
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Consists of three programs called boxes bearerbox
- Accepts sms and wap messages and sends them toother boxes
wapbox- Handles wap messages
smsbox- Handles sms messages
It is possible to have multiple sms and wapboxes on the same or different hosts
Kannel
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Apt-get install
/etc/init.d/kannel
- start / stop / restart
Kannel on Debian
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# mkdir src
# cd src
# tar xfz ../downloads/gateway-1.4.1.tar.gz
# cd gateway-1.4.1
# configure prefix=/usr/local/kannel
# make
# sudo make install
password: **************
Kannel Setup
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Group (assume comm from localhost only)
group = core admin-port = 13000 smsbox-port = 13001 admin-password = bar log-file = "/tmp/kannel.log" log-level = 0
- 0 - 4. 0 => debug and development 4=>critical errorsand problems
- Ex 0 for development and 1 for production box-deny-ip = "*.*.*.*" box-allow-ip = "127.0.0.1"
Kannel Core Group
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Smsc Group
Kannel allows many smsc conf- Fakesms service for development and testing- GSM- SMS service over Http
group = smsc smsc = at modemtype = auto device=/dev/ttyUSB*
- Serial port through which device is connected my-number = XXXXXXXXXX connect-allow-ip = 127.0.0.1 log-level = 0
Kannel SMSC Group
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Receives and sends sms received by the core
- group = smsbox- bearerbox-host = 127.0.0.1- sendsms-port = 13013- Global-sender = XXXXXXXX
Outgoing number of modem
- log-level = 0
Kannel SMSBox Group
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Allows web apps to send sms(over http) usingkannel
- group = sendsms-user- username = kanneluser- password = XXX- concatenation= true- max-messages = 10
Kannel Sendsms Group
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Configures how Kannel sends messages to applications
Possible to setup to catch incoming messages based on variouscriteria
Using HTTP Get to send message to an app all messages go to onescript
- group = sms-service- keyword =- keyword-regex = .*- catch-all = yes- Max-messages = 0
Tells kannel to never send reply directly from incomingmessage ans for :
- get-url = "http://localhost/sms?phone=%p&text=%a"
Kannel SMS-Service Group
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Kannel calls the url sepecified in sms-servicegroup
Further processing and use up to us and thespecific application/service we intend todeliver
Kannel Receiving Messages
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Done over Http
function sendSmsMessage($in_phoneNumber, $in_msg)!{!$url = '/cgi-bin/sendsms?username=' . CONFIG_KANNEL_USER_NAME!
. '&password=' . CONFIG_KANNEL_PASSWORD!
. '&charset=UCS-2&coding=2'!
. "&to={$in_phoneNumber}"!
. '&text=' . urlencode(iconv('utf-8', 'ucs-2',
$in_msg));!$results = file('http://'!
. CONFIG_KANNEL_HOST . ':'!
. CONFIG_KANNEL_PORT . $url);!}!
Php iconv
allow_url_fopen set to On in php.ini
Kannel Sending Messages
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Enable SMSBOX
sudo vi /etc/default/kannel- START_WAPBOX=1- START_SMSBOX=1
Add kannel user to dialout group to enablekannel user to use /dev/ttyUSB0 device that isnecessary for GSM modems
sudo vi /etc/group- dialout:x:20:daniel,kannel
Kannel Hands on
courtesy:
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# !# Sample configuration file for Kannel bearerbox on Debian. !# See the documentation for explanations of fields. !#!# HTTP administration is disabled by default. Make sure you set the !# password if you enable it.!group = core !admin-port = 13000 !admin-password = bar !admin-deny-ip = "*.*.*.*" !admin-allow-ip = "" !
wapbox-port = 13002 !wdp-interface-name = "*" !log-file = "/var/log/kannel/bearerbox.log" !box-deny-ip = "*.*.*.*" !box-allow-ip = "127.0.0.1" !smsbox-port = 13003!group = wapbox !bearerbox-host = localhost !log-file = "/var/log/kannel/wapbox.log"!####### SMS box setup !group = smsbox !bearerbox-host = localhost !log-file = "/var/log/kannel/smsbox.log"!####### SMSC / GSM modem setup, using enfora modem defined below !group = smsc !smsc = at !
modemtype = enfora !device = /dev/ttyUSB0!
Kannel Configuration Sample 1
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Information pull
Keywords auto reply can be sent to provide therequested information
We can also link keywords to forward messageto a predifined group or individual
- Eg For customer complaint Keywords can be linked to multiple actions
- Eg join group ,auto reply and forward
FrontlineSMS Keywords
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This allows for of FLSMS be programmed toperform some action based on an external(http) command
Need to establish port to listen to
Format
http://localhost:/send/sms///
Where
FrontlineSMS Http Trigger
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String encodedPhoneNumber =
URLEncoder.encode("+2348069361226","UTF-8");!
String encodedMessage =
URLEncoder.encode("helo","UTF-8");!URL url=new URL("http://localhost:
8181/send/sms/"!+ encodedPhoneNumber + "/"!+ encodedMessage);!
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Copyright 2011. World Wide Web Foundation. All rights reserved