The simplest of web API's(RESTful) or SOAP or full on WebServices should be able to handle this load!

Even with the said 30,000 concurrent access. The most probable and reasonable explanation is that we have 

several intermediate to novice level administrators, designers, programmers dealing with this issues.

It is evidence that the billions that were used to implement this system went down the drain!!!

It is a sad day for the Kenyan IT sector and a worse day for Kenya!

Running and Walking are only breaths apart.