Cant connect to server - using Filezilla

Hey.

I am behind a proxy on port 3128 and I cant connect to a remote server outside of my network.

Filezilla has two options for changin proxy settings:

-----------------------------------------------------
Proxy settings:

direct connection (no proxy)
SOCKS4
SOCKS4A
SOCKS5
HTTP1.1

Host:
Port:

Which type of proxy do I pick?

-----------------------------------------------------
FTP Proxy Settings:

Proxy host:
Port:


proxy type:

none,
SITE hostname
USER after logon
Proxy OPEN
Transparent,
USERRemoteID@Remotehost
USER FireID@RemoteHost
USERRemoteID@RemoteHost FireID
USERRemoteID@FireID@remoteHost
--------------------------------------------------------

What do I do plz?

fire