Can't Connect - Passive v Active?

I can't seem to connect to this FTP site at my office. Here is the log:

SmartFTP v1.5.990.13
Resolving host name "68.167.105.122"
Connecting to 68.167.105.122 Port: 21
Connected to 68.167.105.122.
220 FTP Microsoft FTP Service (Version 5.0).
USER FZ
331 Password required for FZ.
PASS (hidden)
230-Welcome to the Neal Gross Co. FTP Server.
230-
230-Please click on File and then Login As to get to your folder.
230-
230-If you have any questions please contact Rick at:
230-
230-rwrussell@nealrgros.com
230-
230-Thank you!
230 User FZ logged in.
SYST
215 Windows_NT version 5.0
FEAT
500 'FEAT': command not understood
TYPE I
200 Type set to I.
REST 0
350 Restarting at 0.
PWD
257 "/FZ" is current directory.
CWD /FZ
250 CWD command successful.
PWD
257 "/FZ" is current directory.
PASV
227 Entering Passive Mode (68,167,105,122,16,4).
Opening data connection to 68.167.105.122 Port: 4100
LIST -aL
425 Can't open data connection.
Automatic failover of data connection mode from "Passive Mode (PASV)" to "Active Mode (PORT)".
PORT 192,168,1,154,7,46
An established connection was aborted by the software in your host machine.
Server closed connection

Any ideas? Thanks for your help!