Analyze the Argument Passage Below, Addressing the Following as Appropriate

Analyze the argument passage below, addressing the following as appropriate: specify the issues addressed; identify premises and conclusions; classify as inductive or deductive; supply missing premises; separate arguments from window dressing; identify claims better left unstated.
Computer networks are immune from computer viruses only if they're completely isolated from other machines and stray software. So, as I told you, this network is not safe from viruses. This network is not completely isolated from other machines and stray software.