Hi Thank you for your reply. See my config below. Logs are pretty massive, so I am going to try find an example and send through as well.
================================Kannel Conf====================== group = core admin-port = 13000 smsbox-port = 13001 admin-password = ######## log-file = "/var/log/kannel/kannel-bearerbox.log" log-level = 0 box-deny-ip = "*.*.*.*" box-allow-ip = "127.0.0.1" dlr-storage = mysql store-location = "/var/spool/kannel" smsbox-max-pending = 600 #IQSIM Orphan SMPP Connector group=smsc smsc=smpp smsc-id=internal interface-version=34 host=########## receive-port=2775 system-id=sms2 smsc-username=######## smsc-password=######## system-type=default #max-pending-submits=70 #validityperiod=20160 #IQSIM Sending SMPP Connector group=smsc smsc=smpp smsc-id=internal interface-version=34 host=############ port=2775 system-id=sms1 smsc-username=####### smsc-password=####### system-type=default max-pending-submits = 410 #validityperiod=20160 transceiver-mode=1 denied-smsc-id=####### group = smsbox bearerbox-host = 127.0.0.1 sendsms-port = 13013 global-sender = 13013 smsbox-id=my_smsbox #Routing for standard Kannel messages i.e. no smsc_id group=smsbox-route smsbox-id=sqlbox smsc-id=internal #-------------------------------------------------------------------- #SEND-SMS USERS #-------------------------------------------------------------------- group = sendsms-user default-smsc = default username = playsms1 password = playsms1 concatenation = true max-messages = 3 group = mysql-connection id = mydlr host = 154.72.8.195 username = root password = at0m1c55 database = kannel #max-connections = 20 group = dlr-db id = mydlr > On 13 Jan 2016, at 13:20, Otandeka Simon Peter <sotand...@gmail.com> wrote: > > > Hi, > > I have used a couple of distros (centos, freebsd ubuntu, wheezy, openSuSE) > and they all work well without issues. It's how you configure your system > (resources) that matters a lot i.e. apache, kannel, memory etc. > > You may want to share some bearerbox logs and config so that we can advise on > the retransmission bit. > > @sotandeka > > On Wed, Jan 13, 2016 at 2:03 PM, Grant Saicom <grant.sai...@gmail.com > <mailto:grant.sai...@gmail.com>> wrote: > Hi Everyone > > I am looking for an opinion (good natured discussion please) on which > distribution is best to run a lean purpose built kannel system for smpp sms > delivery and replies using sqlbox. > > DB is mysql and the DB is running on a separate VM on the same hypervisor > with SSD drives. > > We are currently running debian wheezy 7.8 installed using net install so it > was as minimal as possible. We are seeing quite a bit of tcp retransmission > going on between the system and the smsc. > > Can anyone advise from their own experience? > > Kind regards > Grant >