supply of supply of 2w/4w e&m vf interface card, 2w hotline card , tributary card compatible with webfil mux,nim card compatible with webfil pd mux, psu card compatible to existing webfil, exchange interface card suitable to webfil , supply of psu card compatible to existing webfil make pd mux over khurda road division a s per rdso spec. irs 68/12 with latest amendment no.1 or latest. make: webfil [ warranty period: 30 mo nths after the date of delivery ] ] , supply of 2w/4w e&m vf interface card (4 channels per card) compatible with we bfil make pd mux as per spec. no. irs-tc-68/2012 rev.0 amd-1 or latest [ warranty period: 30 month s after the date of delivery ] ] , supply of exchange interface card suitable to webfil make pd mux (fleximux) as p er spec irs tc 68/12 with amendment no 1. [ warranty period: 30 months after the date of delivery ] ] , nim card compatible with webfil pd mux as per rdso spec. no. irs-tc 68/2012 with latest amendment. [ warranty period: 30 months after the date of delivery ] ] , tributary card compatible with webfil mux as per rdso spec. no. irs-tc 68/2012 with la test amendment. [ warranty period: 30 months after the date of delivery ] ] , 2w hotline card (4 ckt per card) for webfil mux as per rdso spec. irs tc- 68/2012 or lates t. [ warranty period: 30 months after the date of delivery ] ]