configure swann d1 1500 cctv for remote viewing

[cctvman44 0]

hi all ive got a swann dvr d1 1500 that i need to configure so i can view from my iphone i dont know how to do it, i would appreciate a bit of help from anyone on here. my ports are open because i already have a cctv with remote access in operation,

[Numb-nuts 1]

Which ports are open