CONFIG_LWIP_IPV6_AUTOCONFIG=y

CONFIG_LWIP_SNTP_UPDATE_DELAY=10800000

Author: Jason2866

configs/defconfig.esp32

@@ -28,6 +28,7 @@ CONFIG_SPIRAM_BOOT_INIT=y
 CONFIG_SPIRAM_IGNORE_NOTFOUND=y
 CONFIG_SPIRAM_MALLOC_ALWAYSINTERNAL=4096
 CONFIG_SPIRAM_MALLOC_RESERVE_INTERNAL=0
+CONFIG_LWIP_IPV6_AUTOCONFIG=y
 CONFIG_ESP32_XTAL_FREQ_AUTO=y
 CONFIG_ETH_SPI_ETHERNET_DM9051=y
 CONFIG_ETH_SPI_ETHERNET_W5500=y
@@ -64,6 +65,7 @@ CONFIG_LWIP_IPV4_NAPT=y
 # CONFIG_LWIP_DHCP_DOES_ARP_CHECK is not set
 CONFIG_LWIP_DHCP_RESTORE_LAST_IP=y
 CONFIG_LWIP_DHCP_OPTIONS_LEN=128
+CONFIG_LWIP_SNTP_UPDATE_DELAY=10800000
 CONFIG_LWIP_TCP_SYNMAXRTX=6
 CONFIG_LWIP_TCP_MSS=1436
 CONFIG_LWIP_TCP_RTO_TIME=3000