0
votes
2answers
24 views

Access to multiple FTP servers through a firewall

I have 4 web servers for different tasks, behind a firewall. I have a single public IP and I want to connect to my servers with FTP with this IP. I tried to use a different port but no results. So my ...
1
vote
0answers
8 views

Windows Server 2003 Outbound ftp Very Slow with Windows Firewall enabled

From Windows Server 2003, I'm uploading a file (~50MB) every day at 4:00am to my hosting space in the cloud. I'm doing it by calling "ftp -s:" in a batch file that a Scheduled Task runs. I did what ...
3
votes
1answer
92 views

Need help understanding capturing from Wireshark?

I am having issues with my FTP servers. Connecting, sending and receiving fail sometimes, and it is not consistent. I manage to capture and filter by IP the packets, I just need pointers on what can ...
-1
votes
1answer
128 views

Connection timed out ftp cannot connect

I have a ubuntu server and am trying to connect using filezilla but keep getting connection timed out. I have done an nmap and the port that is opened for ftp is 21. I have gone onto the server and ...
0
votes
1answer
80 views

Can browse ftp.microsoft.com but not our own FTP site in IE

We want to have an FTP site that works the same way ftp://ftp.microsoft.com works. We want to be able to browse the FTP site in web browsers. It seems that just recently, users are unable to ...
0
votes
1answer
108 views

Understand FTP; Active/Passive with Firewalls and NAT [closed]

I have some basic questions about FTP with firewalls and NAT, I hope someone could help me :) I split them up in different scenarios: Active FTP without NAT Setup: Server 1.2.3.4, Default ports; ...
0
votes
0answers
383 views

iptables/netfilter (nf_ct_ftp) drops ftp packets

I have a strange problem. netfilter (the module nf_ct_ftp) drops packet from one of my ftp client. But it happens only with this client (91.xxx.xxx.170), all others clients (about 100) are working ...
2
votes
2answers
1k views

FTP - 500 I won't open a connection to xx.xx.xx.xx

I'm running a server on AWS and I'm connecting out to a partner's FTP site (not much idea what they are running). My server has an elastic IP. In the results below xx.xx.xx.xx is the internal IP ...
1
vote
1answer
1k views

Cannot use FTP passive mode after recent Windows Azure VM maintenance

Recently, Windows Azure had a scheduled maintenance on Virtual Machine services. I had my machine not booting anymore so I recreated it fresh new from my disk image, which is supposed to work fine ...
0
votes
1answer
225 views

Blocking port 21 causes outgoing FTP to fail

I recently migrated our server away from using FTP to exclusively SFTP. I would like to block port 21 in the firewall now that it is not needed for incoming FTP connections. However, when I did ...
1
vote
2answers
355 views

PureFTPd is using ports above 50000 even with PassivePortRange specified

I have installed the pure-ftpd package with PureFTP 1.0.24 on Ubuntu 10.04 using apt-get. Even though, this is the default port range, I've added the file /etc/pure-ftpd/conf/PassivePortRange ...
0
votes
2answers
261 views

What other protocols must not be fire-walled for FTP to work? [closed]

My Netgear router randomly reset itself the other day loosing all of my config settings: DSL details, Firewall rules, the lot! So I set about restoring all of the details manually, but when it came ...
6
votes
3answers
6k views

Firewall blocking FTP server on Windows 2008 R2

I can access the FTP site without problems from the local machine, but it times out from the remote machine. If I turn the firewall off COMPLETELY, it works. Obviously, this isn't really a ...
1
vote
1answer
881 views

what ports do I open on windows server 2008 firewall for command line ftp to work?

I thought if I opened ports 20 and 21 it would work. Instead I'm able to connect and change directories but whenI try a 'dir' for example, I get "Could not open data connection to port XXXXX" with the ...
1
vote
0answers
163 views

Folders 'locked' to FTP access on Win Server 2003 Standard - firewall issue but how to resolve

I have a weird issue which is just affecting one of many sites on my Windows 2003 Standard server (running IIS6). I'm not a server admin by the way, but the company who manage my server don't seem ...
1
vote
3answers
3k views

FTP Transfer Very Slow When Windows Firewall Enabled

We have a scheduled task that transfers a large file (~130 MB) between two Windows servers using the Windows command-line FTP program. It's painfully slow (taking about 30 minutes) and occasionally ...
1
vote
2answers
716 views

SSL FTP fails on Windows 7 but not Windows XP clients

We currently use a free SSL-FTP client called Move-It-Freely to transmit data from a custom data entry program at over forty facilities scattered around the state to our central server. Under XP, it ...
0
votes
1answer
357 views

how to make curl uploads faster with firewall

We recently moved a new server and are facing the slow upload issues . We suspect this because of firewall . how do I make sure applications like ftp,curl become faster with firewall. Any inputs ...
0
votes
1answer
82 views

File uploads taking more time

We recently moved to a new server. We have observed that the file upload done from the ftp command is taking around 5sec for 5MB file. But same file uploaded through CURL command is taking about 140 ...
3
votes
5answers
10k views

Filezilla client unable to get directory listing from Filezilla Server (Windows)

I've set up a self signed certificate in FileZilla server and enabled FTP over SSL/TPS. When I connect from the client FileZilla, I am able to authenticate but cannot get a directory listing: Status: ...
5
votes
2answers
294 views

Is there a way to run FTPS on Windows Server 2008 / FTP 7.5 through a Firewall?

I'm attempting to setup a FTPS server on Windows Server 2008. The inner workings have been successful -- I can connect locally or on the VPN. But I can't seem to craft the firewall rules to make it ...
0
votes
0answers
543 views

sftp poor performance through checkpoint firewall, ftp ok

We got a strange problem bugging me for over a week now and i'm running out of ideas. The network setup is like the following: Windows XP PC 1GBit --> GBit Switch --> 100Mbit cisco Router (2 ...
1
vote
3answers
1k views

Risks of using active FTP mode instead of the passive mode

On a server I'm using a Perl script which is scheduled to regularly download a few files using FTP from another server. Unfortunately, there's some issue in the Perl FTP module which causes the script ...
0
votes
1answer
143 views

Windows Server 2008 firewall and ftp

I run a script on my server which downloads then uploads via C:\Windows\system32\ftp.exe (The built in windows FTP). To enable this I have added a firewall exception for the program ftp.exe. Is this ...
1
vote
1answer
2k views

Outgoing FTP timing out/blocked

On a Windows Server 2008 R2 Web server, I have a Windows Service which uploads files to an external FTP server. Actually multiple servers (Google, Bing, etc.). This is a .NET application which uses ...
0
votes
1answer
483 views

What ports does Wininet listen on for Active FTP data connection?

I have an application using Wininet.dll for all its FTP operations. OS is Windows Server 2003. FTP mode is Active FTP. Unfortunately the port that the FTP server listens on is non-standard (i.e. ...
0
votes
2answers
2k views

TCP port > 1023 or TCP port > 1024 for inbound passive ftp traffic?

From Windows Firewall with Advanced Security Inbound Rules window shows the following setting: By right-clicking the selected row above and choose Properties, we have The Properties window says ...
0
votes
1answer
1k views

which is the external firewall in my scenario below?

I got a public IP from the ISP and no port is blocked by the ISP. My server running on Windows Server 2008 R2 SP1 Web Edition Trial is connected directly to the ISP. In other words, I don't use a ...
2
votes
4answers
225 views

What are the FTP ports?

Can you tell me what are the ports that need to be open for FTP?
0
votes
4answers
1k views

Client Side IPTABLES rule to allow active ftp

What iptables rules do I need client side to allow active ftp. I currently unable to connect to ftp via active mode when iptables is running, however if I stop IPTABLES everything works fine. Passive ...
1
vote
3answers
393 views

ftp tls firewalled :(

My FTP(s) isn't working when my firewall is enabled. I have always had my iptables set up for me in the past, I learnt roughly how to set one up yesterday, but I've missed a rule that this requires. ...
2
votes
3answers
2k views

Can I Use iptables rate limiting to temporarily block FTP server brute-force attempts?

This is along a similar line to other posts on brute-force attacks, but a bit more specific: We are able to enforce decent passwords, generally, and user name policy also avoids falling prey to what ...
1
vote
3answers
584 views

Debian Blocked IP's

I am debugging access to a remote service via. my Debian VPS. IPTables is used and allows outward port 21 traffic. The remote service is an FTP server (which I can access from my own PC and is not ...
0
votes
2answers
2k views

PF firewall issues with FTP inside FreeBSD jail

I have recently tried to set up jails on one of my FreeBSD servers, and I’m running into strange errors while trying to download FreeBSD packages via FTP. I have these rules in the PF firewall to ...
3
votes
2answers
811 views

Can explicitly ftps via Filezilla but not from code

This was originally posted to StackOverflow, but because the code works and this is most likely a network/firewall issue, I figured I'd ask it here. As the title states, I can connect to another ...
0
votes
1answer
2k views

IIS 7.5 FTP “error in the push function”

The Setup: Server 2008 R2 Enterprise with IIS 7.5 Home connection with dynamic external IP The Goal: Encrypted passive ftp server with AD integration no client side adjustments (save making sure to ...
0
votes
1answer
83 views

Isolating Admin FTP user on FTP server

Recently some of my webserver admin user credentials were comprimised as a part of an automated malware attack on my desktop machine where the crendentials were stored. Following the cleanup and ...
1
vote
0answers
266 views

Windows Server 2008 SOMETIMES blocks connection to an FTP Site

Recently, our company has been having issue connecting to a special FTP server that we use offsite to upload small files. We can connect to the test server perfectly fine, but when we use the ...
1
vote
2answers
2k views

FreeBSD+PF+Passive Firewall=Frustration

I have a FreeBSD server that I'm trying to get FTP working on. If I disable pf everything works great. If I connect while pf is running I can login successfully-but as soon as I run an ls I get this: ...
0
votes
6answers
14k views

Active FTP client blocked by Windows Firewall on Windows 7

I have an application that runs as a service and contains an FTP client. It needs to connect to an FTP server that only supports Active FTP. When I attempt to get a list of files or download a file, ...
0
votes
3answers
190 views

Cannot download some files from a given server

I'm working on a Fedora Core release 6, and whenever I want to download a given file from a FTP site, the connection is refused: $ curl --ftp-pasv ...
3
votes
3answers
5k views

Setting up FTP on Windows Server 2008, virtual machine

I am setting up a virtual machine with Windows Server 2008 that utilizes Hyper-V. I am trying to set up FTP access to the machine, but I cannot connect to the FTP server from my local machine. I can ...
0
votes
3answers
680 views

Ports to open for FTP II 7.5 Publish Servicing?

Recently setup an ftp server using FTP 7.5 publishing service... I have tried opening ports 20,21 and that sort of worked but it hang after logging in.... saying Opening binary..... I disabled the ...
1
vote
4answers
11k views

FTP/SSL in passive mode with portrange, which ports has to be open on the firewall?

We have to use FTP over SSL on our server and use a portrange with 5 ports for the data connection. A firewall is between client and server. We have to know what we have to open at the firewall: port, ...
4
votes
7answers
23k views

problem with passive FTP behind cisco asa firewall

i've problems connecting to an ftp-server behind a cisco asa firewall using passive mode. ftp works using active and "extended passive" mode, however: when i turn off "extended passive" (epsv in ftp ...
5
votes
4answers
43k views

what ports are used by ftp over ssl? [duplicate]

Possible Duplicate: What firewall ports do I need to open when using FTPS? Trying to open up ports in a sonicwall firewall. The service is ftp over ssl (NOTE: NOT sftp). What ports does ...
2
votes
3answers
8k views

How to allow FTP protocol behind Cisco ASA Firewall

We're having trouble getting to our FTP server from behind a Cisco ASA firewall that we just installed. We've got HTTP and other protocols working, but FTP doesn't seem to work properly. I can ...
2
votes
2answers
4k views

FTP Active/Passive not working like I expect

So I've got an interesting issue at the moment. I'm attempting to use curl (7.15.5 on CentOS) to retrieve a file from a remote FTP server. Our client changed something last weekend, because it worked ...
1
vote
3answers
4k views

How to Limit FTP Ports when using IIS6 FTP Service on Alternate FTP Port?

I would like to set up an FTP service on a non-standard port (i.e. not 21) using the FTP service in IIS 6 on a Windows 2008 Server. I have set it up and tested it locally - it all works. However I ...
13
votes
6answers
72k views

What firewall ports do I need to open when using FTPS?

I need to access an ftps server (vsftpd) on a vendor's site. The vendor has a firewall in front of the ftps server and I have a firewall in front of my ftps client. I understand that ports 990, 991 ...