What are two ways peers interact with ports that Auto VPN uses? (Choose two.)

What are two ways peers interact with ports that Auto VPN uses? (Choose two.)
A . For IPsec tunneling, peers use high UDP ports within the 32768 to 61000 range.
B . Peers contact the VPN registry at UDP port 9350.
C . For IPsec tunneling, peers use high TCP ports within the 32768 to 61000 range.
D . Peers contact the VPN registry at TCP port 9350.
E . For IPsec tunneling, peers use UDP ports 500 and 4500.

Answer: B,C

Explanation:

Reference: https://documentation.meraki.com/MX/Site-to-site_VPN/Meraki_Auto_VPN_-_Configuration_and_Troubleshooting