I've set up ufw to use with skype. But is anything wrong? Any time I tried to connect to skype with ufw enabled, it last more than three minutes to connect. When ufw is disabled skype connect quickly. These are the rules:

manuel@manuel-HP-Compaq-nx7400-RH399ET-ABE:~$ sudo ufw status
[sudo] password for manuel:
Estado: activo

Hasta Acción Desde
----- ------ -----
443/tcp ALLOW Anywhere
51413/tcp ALLOW Anywhere
51413/udp ALLOW Anywhere
80 ALLOW Anywhere (log-all)
37922 ALLOW Anywhere
443/tcp ALLOW Anywhere (v6)
51413/tcp ALLOW Anywhere (v6)
51413/udp ALLOW Anywhere (v6)
80 ALLOW Anywhere (v6) (log-all)
37922 ALLOW Anywhere (v6)

443/tcp ALLOW OUT Anywhere
51413/tcp ALLOW OUT Anywhere
51413/udp ALLOW OUT Anywhere
80 ALLOW OUT Anywhere (log-all)
37922 ALLOW OUT Anywhere
443/tcp ALLOW OUT Anywhere (v6)
51413/tcp ALLOW OUT Anywhere (v6)
51413/udp ALLOW OUT Anywhere (v6)
80 ALLOW OUT Anywhere (v6) (log-all)
37922 ALLOW OUT Anywhere (v6)

Is dangerous to disable ufw?