OK

• Windows -> Mac (via Hamachi)
• Windows (Parallels) -> Mac (via Hamachi)
• Windows (Parallels) -> Windows (via Hamachi)
• Windows -> Windows (Parallels) (via Hamachi)
• ubuntu -> Windows
• Windows -> ubuntu
• Windows -> ubuntu (via Hamachi)
• Windows (Parallels) -> ubuntu (via Hamachi)

NG

• Mac -> Windows (via Hamachi)
• Mac -> Windows (Parallels) (via Hamachi)
• Mac -> ubuntu (via Hamachi)
• ubuntu -> Mac (via Hamachi)
• ubuntu -> Windows (via Hamachi)
• ubuntu -> Windows (Parallels) (via Hamachi)

Mac と ubuntu からの送信がうまくいってないのかな