The MSO invested Rs 335 crore towards capex in FY21.
Siti will leverage NXTDIGITAL's HITS platform to provide higher uptime and quality of services.
Move comes a month after Reliance offloaded 19.1 per cent stake in Hathway.
It has cited delay of the process as a reason for dropping the plan.
Activation revenues have grown by 24 per cent.
