Add support for CISCO kompartibles VPN (user by FRITZBox).

conf/main_ipv4.conf.sample

@@ -1091,6 +1091,10 @@ allow_samba_requests_out=true
 allow_vpn_out=true
 vpn_out_ports="1194 1195 1196"
 
+allow_cisco_vpn_out=true
+cisco_vpn_out_ports="$standard_isakmp_port $standard_ipsec_nat_t"
+cisco_vpn_out_protocol="esp"
+
 
 # ===
 # = Services allowed between local networks