Regarding Replacement of faulty Modem in Department of Posts Directorate has issued an order for reducing downtime by keeping 5% of total hardware as spares at Circle level. The norms should be followed for replacement of modem as per NIOP version 2 How useful was this post? Click on a star to rate it! Submit Rating Average rating 0 / 5. Vote count: 0 No votes so far! Be the first to rate this post. Share WhatsAppFacebookTelegramTwitter