LwIP
ARP_MAXAGE
is only used within LwIP.
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STM32 Libraries and Samples
LwIP
ARP_MAXAGE
ARP_MAXAGE macro
the time an ARP entry stays valid after its last update, for ARP_TMR_INTERVAL = 1000, this is (60 * 5) seconds = 5 minutes.
Syntax
from
opt.h:644
#define
ARP_MAXAGE
300
References
Location
Text
opt.h:644
#define
ARP_MAXAGE
300
etharp.c:66
#define
ARP_AGE_REREQUEST_USED_UNICAST
(
ARP_MAXAGE
-
30
)
etharp.c:67
#define
ARP_AGE_REREQUEST_USED_BROADCAST
(
ARP_MAXAGE
-
15
)
etharp.c:211
if
(
(
arp_table
[
i
]
.
ctime
>=
ARP_MAXAGE
)
||