New Delhi- India summoned Pakistan's deputy High Commissioner today and lodged a strong protest against the adjournment of the ongoing Mumbai terror attack case trial in Pakistan. While the Pakistan deputy high commissioner was summoned to the Ministry of External Affairs in New Delhi, the Indian deputy high commissioner went to the Pakistan foreign office in Islamabad and lodged a similar protest, Indian media reported today. According to informed sources, Indian officials in their meetings with Pakistani officials both in New Delhi and Islamabad have sought regular briefing on the progress of the trial and the investigation being conducted by Pakistani authorities It is understood that Indian officials during the meetings reiterated the high importance India attaches to bring to justice all those responsible in Pakistan for the Mumbai terror attack in 2008 in which 166 people were killed and hundred others injured. New Delhi's reaction comes after a Pakistani anti-terrorism court trying the seven accused in the 2008 Mumbai attacks case adjourned the hearing on Wednesday till the third September as the judge has gone on a summer vacation. This was seventh adjournment in a row. Banned Lashkar-e-Tayiba operations commander Zakiur Rehman Lakhvi, Abdul Wajid, Mazhar Iqbal, Hamad Amin Sadiq, Shahid Jameel Riaz, Jamil Ahmed and Anjum have been charged with planning, financing and executing the attacks in India's financial capital.