Deutsche Telekom admitted recently that the results of its main Open RAN trial have been disappointing so far, but Franz Seiser, its head of access disaggregation, says the operator will persevere. In an interview with TelecomTV, Seiser said that the main trial, called ‘O-RAN Town’, had been completed. The trial took place in Neubrandenburg, a town of about 65,000 people north of Berlin. “We have assessed our learnings,” Seiser said. “We came across a couple of issues, as expected – some of them probably more expected, some less – but it was super-valuable learning.” One challenge was the lack of an ecosystem when the trial started in mid-2021, which meant DT had to do most of the systems integration and…