Thanks.
So I tried:
./sacli --key "vpn.server.routing.snat_source.0" --value "eth0:0" ConfigPut
since the secondary IP address has eth0:0, then I entered:
./sacli start
but now I get this error:
RunStart warm None
{
"errors": {
"IPTABLES_COMPILE": [
[
"error",
"SNATSources: cannot determine --to-source address for u'eth0' NAT rule: sagent/iptvpn:204,sagent/iptvpn:266,net/iptconf:1040,net/ipt:79,internet/defer:102,sagent/runxml:152,sagent/saccess:55,xml/authrpc:244,sagent/saccess:55,sagent/runxml:152,sagent/runxml:161,internet/defer:190,internet/defer:181,internet/defer:323,sagent/runxml:86,sagent/runxml:41,sagent/runxml:60,sagent/runxml:41,svc/svc:255,svc/svc:664,internet/defer:190,internet/defer:181,internet/defer:323,svc/svc:631,sagent/ipts:198,sagent/ipts:136,internet/defer:190,internet/defer:181,internet/defer:323,sagent/ipts:145,sagent/iptvpn:204,sagent/iptvpn:266,net/iptconf:1040,net/ipt:79,util/error:61,util/error:44"
]
],
"iptables_openvpn": [
[
"error",
"service failed to validate"
]
]
},
"service_status": {
"api": "on",
"auth": "on",
"bridge": "on",
"client_query": "on",
"crl": "off",
"daemon_pre": "on",
"db_push": "on",
"ip6tables_live": "on",
"ip6tables_openvpn": "on",
"iptables_live": "off",
"iptables_openvpn": "off",
"iptables_web": "on",
"license": "on",
"log": "on",
"openvpn_0": "off",
"openvpn_1": "off",
"user": "off",
"web": "on"
}