back to back firewall
背靠背防火墙
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Often the firewall will break some existing process, requiring the ability to quickly investigate recent changes, back off those changes and fix what ever caused the disruption.
FORBES: Reduce Policy Complications to Enhance Security
应用推荐
模块上移
模块下移
不移动