选项错误：/etc/openvpn/server.conf:17: ecdh-curve (2.3.10) 中无法识别的选项或缺少参数

Question

我得到了第 17 行，即 ecdh-curve prime256v1，有人能帮我解决这个问题吗？提前谢谢

选项错误：/etc/openvpn/server.conf:17: ecdh-curve (2.3.10) 中无法识别的选项或缺少参数

port 1194
proto udp
dev tun
user nobody
group nogroup
persist-key
persist-tun
keepalive 10 120
topology subnet
server 10.8.0.0 255.255.255.0
ifconfig-pool-persist ipp.txt
#push "dhcp-option DNS <ip>"
#push "dhcp-option DNS <ip>"
#push "redirect-gateway def1 bypass-dhcp"
push "route <ip> 255.255.255.252"
dh none
ecdh-curve prime256v1
tls-crypt tls-crypt.key
crl-verify crl.pem
ca ca.crt
cert server
key server
auth S
cipher 
ncp-ciphers 
tls-server
tls-version-min 1.2
tls-cipher TLS-ECDHE-ECDSA-WITH-AES-128-GCM-SHA256
client-config-dir /etc/openvpn/ccd
status /var/log/openvpn/status.log
verb 3