In Bangladesh like the other nations around the world educational sector is highly affected by COVID-19. During this lockdown teachers may help their students to minimize the educational gap. An online survey was conducted from 30 July to 24 September 2020 to collect the information from teacher of different public and private universities. Descriptive statistics was used to find their perceptions about online education, and problems faced related to e-learning. About 88.5% of the participants take online classes during the pandemic among them majority (91.3%) of them were staying at home and continue their online educational support to the students. They may face some problem during the online classes and poor internet connection (69.31%) and lack of logistic support (19.13%) were the main problem they faced. Very few (1.4%) of them think the process are not helping the students to overcome the educational gap. This study will helpful for government and the educational authority to find the overall scenario of online education during lockdown from teachers' point view.