hikvision dvr ds-7208huhi-k1

Looking for some expertise in this forum, probably someone can help me out. situation is as follows, i have been asked by a foreign company who supplied and installed 8x analog Cam to a Hikvision DVR model DS-7208HUHI-KI with a built-in HDD of 2 TB. This DVR is connected to a second DVR via LAN...