Feat: pull filter ipv6 if OPENVPN_IPV6 is off

internal/provider/privatevpn/openvpnconf.go

@@ -29,7 +29,6 @@ func (p *Privatevpn) BuildConf(connection models.OpenVPNConnection,
 
 		// Privatevpn specific
 		"comp-lzo",
-		"tun-ipv6",
 
 		// Added constant values
 		"auth-nocache",
@@ -60,6 +59,13 @@ func (p *Privatevpn) BuildConf(connection models.OpenVPNConnection,
 		lines = append(lines, "mssfix "+strconv.Itoa(int(settings.MSSFix)))
 	}
 
+	if settings.Provider.ExtraConfigOptions.OpenVPNIPv6 {
+		lines = append(lines, "tun-ipv6")
+	} else {
+		lines = append(lines, `pull-filter ignore "route-ipv6"`)
+		lines = append(lines, `pull-filter ignore "ifconfig-ipv6"`)
+	}
+
 	lines = append(lines, utils.WrapOpenvpnCA(
 		constants.PrivatevpnCertificate)...)
 	lines = append(lines, utils.WrapOpenvpnTLSCrypt(