dgdp.gov.bddgdp.gov.bd/dgdp/ap_ten/a_doc/2173.pdf · soft switch pabx should be certified by the...

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Page 1: dgdp.gov.bddgdp.gov.bd/dgdp/AP_TEN/a_doc/2173.pdf · soft switch PABX should be certified by the OEM in the official pad that, the back-up power system is fully compatible with their
Page 2: dgdp.gov.bddgdp.gov.bd/dgdp/AP_TEN/a_doc/2173.pdf · soft switch PABX should be certified by the OEM in the official pad that, the back-up power system is fully compatible with their
Page 3: dgdp.gov.bddgdp.gov.bd/dgdp/AP_TEN/a_doc/2173.pdf · soft switch PABX should be certified by the OEM in the official pad that, the back-up power system is fully compatible with their