From mboxrd@z Thu Jan  1 00:00:00 1970
From: Michael Tokarev <mjt@tls.msk.ru>
Subject: Re: iproute equivalent of replacing address with ifconfig?
Date: Mon, 18 May 2015 21:13:45 +0300
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Cc: Network Development <netdev@vger.kernel.org>
To: Cong Wang <cwang@twopensource.com>
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18.05.2015 20:46, Cong Wang wrote:
> On Mon, May 18, 2015 at 7:03 AM, Michael Tokarev <mjt@tls.msk.ru> wrote:
>>
>> ip addr command however does not have the ability to "replace"
>> an address, there are two commands for that, del and add.
>> So in order to change address, one have to delete and add,
>> a two-step process.  Adding an address before deleting might
>> not work as the new address should not conflict with old
>> address in any way, or else addition fails.
> 
> Are you sure?
> 
> $ ip addr help
> Usage: ip addr {add|change|replace} IFADDR dev STRING [ LIFETIME ]
>                                                       [ CONFFLAG-LIST ]

Hm.  I looked into the manpage, where neither change nor replace are
documented.  Wonder what these do, what's the difference etc...

Thanks!

/mjt