[CentOS] Is there a way to save the routing table permanently?
florin at andrei.myip.org
Fri Aug 22 18:50:09 UTC 2008
Les Mikesell wrote:
> Florin Andrei wrote:
>> It would be very nice if the init.d script would allow the sysadmin to
>> do something like "service network saveroutes". I always thought that
>> would be a neat feature.
> Routes only work when you can reach the next hop. That is, if you try
> to add a route through an interface that is not up, the command will
> fail and the route will not be added. If you want a route to be added
> when an interface comes up, there is already a place to do that.
> However, as others have pointed out you shouldn't expect multiple
> concurrent default routes to do something useful - but if you have
> multiple interfaces you can configure them both to add default routes
> and bring only one up at a time.
I wasn't thinking that far. I was just considering the fairly common
situation when you add a few static routes manually, to fix routing
problems, and you realize that's the configuration you want to keep. And
then it would be nice if the init.d script would just freeze the current
static routes for you.
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