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Some updates on "gratuitious ARP" from RFC3220. Cleanup of some code and comments.

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likewise
2004-05-03 17:50:11 +00:00
parent 4e2260c74c
commit 4eadc22a36
3 changed files with 48 additions and 73 deletions
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8
src/core/netif.c
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@@ -198,6 +198,14 @@ netif_set_ipaddr(struct netif *netif, struct ip_addr *ipaddr)
}
#endif
ip_addr_set(&(netif->ip_addr), ipaddr);
#if 0 /* only allowed for Ethernet interfaces TODO: how can we check? */
/** For Ethernet network interfaces, we would like to send a
* "gratuitous ARP"; this is an ARP packet sent by a node in order
* to spontaneously cause other nodes to update an entry in their
* ARP cache. From RFC 3220 "IP Mobility Support for IPv4" section 4.6.
*/
etharp_query(netif, ipaddr, NULL);
#endif
LWIP_DEBUGF(NETIF_DEBUG | DBG_TRACE | DBG_STATE | 3, ("netif: IP address of interface %c%c set to %u.%u.%u.%u\n",
netif->name[0], netif->name[1],
(unsigned int)(ntohl(netif->ip_addr.addr) >> 24 & 0xff),