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[lwip-users] RE: [lwip] ip_route and ip_addr_isbroadcast
From: |
Ivarsson Magnus |
Subject: |
[lwip-users] RE: [lwip] ip_route and ip_addr_isbroadcast |
Date: |
Wed, 08 Jan 2003 23:19:43 -0000 |
> > Second question:
> > In ip_route (see below) we are searching for a subnet
> > which is matching our destination IP adress. To support
> > the PPP specific behaivor without subnets I would like
> > to compare with &(netif->gw) instead.
> > Is it safe to assume that gw always is set to something
> > useful (like an adress within the subnet)?
>
> No. In simple Network installations with only one subnet
> the gw is not set at all, or set to 0.0.0.0
Ok, but what if netif_add always sets gw == ip_addr when it
is called with gw=0.0.0.0? Would this be restricting in any
way?
Or have I overlooked any simpler solotion to the problem?
/Magnus
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- [lwip-users] RE: [lwip] ip_route and ip_addr_isbroadcast,
Ivarsson Magnus <=