DLT – Specification for SMPP Interface Edition 1.1 Modify Background This desk displays a record of sizeable modifications into the doc. Variation Day Description of Transform one.0 26.08.2020 Original SMPP doc released with added TLV parameters 1.one twelve.ten.2020 Additional DLT error codes added with description two | P a g http://transactional-otp-api-sms98406.blogzag.com/40118589/pe-parameters-being-passed-on-smpp-protocol