This phenomenon occurs every 26 months and it is expected to occur this month between June 8 and 22.
During this period there could be a disruption in the communications leading to misinterpretation of the commands.
The spacecrafts on the other hand will continue with its observations though it will not perform any major activity.
There will not be any communication with the satellite.
ISROs Mangalyaan mission of launching its first ever spacecraft in Mars orbiter took place last year in September 2014.
ISRO extended its expedition by 6 months due to surplus fuel.
source: www.techworm.net