Linux Temporary Address - Premature expiry

Sebastian Wiesinger ipv6-ops at ml.karotte.org
Fri Jan 13 16:42:18 CET 2012


* rodolfo.garciapenas at telefonica.es <rodolfo.garciapenas at telefonica.es> [2012-01-13 16:31]:
> 
> 
> Hi,
> 
> Go to the kernel source folder ( /usr/src/linux-source-*/net/ipv6) and
> search for "temp_prefered_lft" you will see that the variable is set at
> addressconf.c
> 
> .temp_valid_lft = TEMP_VALID_LIFETIME;
> 
> If you search for this constant, is set at include/net/addrconf.h (one week
> at 3.0 kernel)
> 
> #define TEMP_VALID_LIFETIME (7*86400)
> 
> Same idea for the other variable (is the next line in the files :-)

Hi,

yes but that doesn't explain why the addresses expire after one hour?

Regards

Sebastian

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