Espressif ESP32-S2 Programming Manual page 1187

Chapter 2. API Reference
Range:
• from 3 to 20
Default value:
• 3
CONFIG_LWIP_IPV6_ND6_NUM_NEIGHBORS
Max number of entries in IPv6 neighbor cache
Found in: Component config
Config max number of entries in IPv6 neighbor cache
Range:
• from 3 to 10
Default value:
• 5
CONFIG_LWIP_PPP_NOTIFY_PHASE_SUPPORT
Enable Notify Phase Callback
Found in: Component config
Enable to set a callback which is called on change of the internal PPP state machine.
Default value:
• No (disabled) if
CONFIG_LWIP_PPP_PAP_SUPPORT
Enable PAP support
Found in: Component config
Enable Password Authentication Protocol (PAP) support
Default value:
• No (disabled) if
CONFIG_LWIP_PPP_CHAP_SUPPORT
Enable CHAP support
Found in: Component config
Enable Challenge Handshake Authentication Protocol (CHAP) support
Default value:
• No (disabled) if
CONFIG_LWIP_PPP_MSCHAP_SUPPORT
Enable MSCHAP support
Found in: Component config
Enable Microsoft version of the Challenge-Handshake Authentication Protocol (MSCHAP) support
Default value:
• No (disabled) if
Espressif Systems
> LWIP
> LWIP
CONFIG_LWIP_PPP_SUPPORT
> LWIP
CONFIG_LWIP_PPP_SUPPORT
> LWIP
CONFIG_LWIP_PPP_SUPPORT
> LWIP
CONFIG_LWIP_PPP_SUPPORT
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