Telecom firms in Europe are coming together to assist Ukrainians in staying connected, and they are using a variety of steps that differ from company to company and from country to country, depending on the markets in which they operate. Here are some of the steps that telecommunications firms are taking.   Deutsche Telekom has started providing free calls and text messages to Ukraine. This initiative affects both individual and commercial clients making calls from landlines and mobile phones, as well as roaming in Ukraine. T-Mobile Polska and T-Mobile US, the operator’s Polish and US subsidiaries, both launched comparable deals.   Verizon has waived costs for consumer and corporate users traveling to and from Ukraine. Customers with foreign coverage bolt-ons will not lose any minutes from their subscription, and voice and text roaming costs have been waived.   Virgin Media O2 has lifted costs for calls to and from Ukraine,…