請問一下
家裡有用分享器是經由DHCP所指派的IP來使用上網的
如果長期我的電腦不關機~照理說我的IP是不會變動的對吧!
那分享器的DHCP所派出的虛擬IP會不會有使用期限呢
例如~只能使用七天~不等~~~就要換一次IP呢?
文章關鍵字
快到期前,電腦會發出封包,要求展期


所以你電腦沒關,基本上IP可以一直用同樣一個





DHCP Lease Renewal

After 50% of the lease time has passed, the client will attempt to renew the lease with the original DHCP server that it obtained the lease from using a DHCPREQUEST message. Any time the client boots and the lease is 50% or more passed, the client will attempt to renew the lease. At 87.5% of the lease completion, the client will attempt to contact any DHCP server for a new lease. If the lease expires, the client will send a request as in the initial boot when the client had no IP address. If this fails, the client TCP/IP stack will cease functioning.

http://www.comptechdoc.org/independent/networking/guide/netdhcp.html
其實要看你的分享器什麼行為
DHCP lease過期了也沒關係, 只要分享器不關機. 我有用過有分享器再跟它要一次的話還是給一樣的IP的.
http://picasaweb.google.com/HsiuChe.Shih
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