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Implement RPL probing

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This commit is contained in:
Simon Duquennoy 2015-05-06 11:35:42 +02:00
parent 529376be77
commit 47ba4c0c4b
7 changed files with 155 additions and 6 deletions
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8
core/net/rpl/rpl-icmp6.c
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@ -466,8 +466,12 @@ dio_output(rpl_instance_t *instance, uip_ipaddr_t *uc_addr)
buffer[pos++] = instance->dtsn_out;
/* always request new DAO to refresh route */
RPL_LOLLIPOP_INCREMENT(instance->dtsn_out);
if(uc_addr == NULL) {
/* Request new DAO to refresh route. We do not do this for unicast DIO
* in order to avoid DAO messages after a DIS-DIO update,
* or upon unicast DIO probing. */
RPL_LOLLIPOP_INCREMENT(instance->dtsn_out);
}
/* reserved 2 bytes */
buffer[pos++] = 0; /* flags */