On 03/25/09 15:18, Darren Reed wrote: > On 25/03/09 12:10 PM, Sowmini.Varadhan at Sun.COM wrote: >> On (03/25/09 15:07), Sebastien Roy wrote: >> >>>>> If there are no addresses, then there is no point in "plumbing" the >>>>> associated interface under the hood. The administrator's intent is >>>>> implicit in the addresses that are configured over the interface. >>>>> >>>>> >>>> what if I want to plumb the interface just to snoop the traffic >>>> on it? (I've done this in the past). >>>> >>> You don't need to plumb IP to use snoop on the link. >>> >> >> Ok, bad example. But I would imagine that there are some cases >> where you really want to separate interface plumbing and address >> configuration e.g., ppp, so that having "create-interface" just >> create this virtual object with no physical underpinning will >> not suffice. >> > > Does an interface need to be plumb'd for DHCP? Yes it needs to be. > And does an interface being used with DHCP need any addresses > before DHCP is started? > Or is it sufficient to say that DHCP will assign one? > And/or use one of those special addresses if DHCP fails? if DHCP fails it will be INADDR_ANY
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