老闆...不同段(又是直連中間沒有設備可以幫你轉送封包....所以不通)Address: 210.98.33.40Netmask: 255.255.255.224 = 27Network: 210.98.33.32/27Broadcast: 210.98.33.63HostMin: 210.98.33.33HostMax: 210.98.33.62Address: 210.98.33.65Netmask: 255.255.255.224 = 27Network: 210.98.33.64/27Broadcast: 210.98.33.95HostMin: 210.98.33.65HostMax: 210.98.33.94根據你的拓樸圖,HP1640 一定要用public ip嗎?不考慮把HP1640串到C3750並改用internal ip?還有一個方法,從你的圖可以知道 兩段/27應該都是你的那你可以考慮在70D的win port多綁一個IP (跟HP1640同段) secondary ip