首先安裝iTerm2（SecureCRT收費，iTerm2免費）
iTerm2下載地址，http://iterm2.com/downloads.html，下載後解壓縮就能運行
unzip iTerm2_v2_0.zip -d /Applications/
然後按照如下步驟配置iterm2-zmodem
1.獲取iterm2-zmodem腳本
git clone https://github.com/mmastrac/iterm2-zmodem.git
ls -lh iterm2-zmodem/
2.拷貝兩個腳本文件到/usr/local/bin/目錄下
cp iterm2-zmodem/*.sh /usr/local/bin/
sudo chmod 777 /usr/local/bin/iterm2-*.sh
3.打開iterm2 --> 同時按 command和,鍵 --> Profiles --> Default --> Advanced --> Triggers
添加兩個Trigger
Trigger A的設置如下
1 Regular expression: \*\*B0100
2 Action: Run Silent Coprocess
3 Parameters: /usr/local/bin/iterm2-send-zmodem.sh
Trigger B的設置如下
1 Regular expression: \*\*B00000000000000
2 Action: Run Silent Coprocess
3 Parameters: /usr/local/bin/iterm2-recv-zmodem.sh
