OpenSUSE Network :: SSH Private Key *AND* Password?

Dec 30, 2009

I am setting up a publicly exposed ssh server.uld like to require both password and private key. Does anyone know how to configure this

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OpenSUSE Network :: Create A Gateway Server That Allows Virtual Private Network Connections?

Feb 26, 2010

I have openSUSE 11.2 installed and i need to create a gateway server that allows virtual private network connections. I want to play with my friends some lan games, but we are in different networks, so i want to create this gateway server so we can connect with VPN clients to this server and play freely.

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OpenSUSE Network :: Network Manager Requires To Enter Password Every Time - Login To Unlock Password Keyring?

Jan 29, 2009

I've tried Ubuntu, Arch, and most recently Fedora but the SUSE GNOME environment blows everything else away!

The only problem (so far) is that Network Manager requires you to enter your password every time you login to unlock the password keyring. I want to disable this.

I think some distros disable the prompt by using the login password to unlock the keyring, but I use auto-login (if that makes a difference).

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OpenSUSE :: SSH Script - Make Changes To Several Computers At Once In A Private Network

May 17, 2011

I'm trying to make changes to several computers at once in a private network. I have ssh keys setup so that I can ssh from the main computer to all the other computers without having to enter my password. So I wrote a bash script like for computers in `cat computer list` do ssh $computers #type changes here exit done

but instead of executing the commands on every computer, it opens a shell on every computer for me to type into, just as if I had used ssh myself and not in a script. how to get this to work? I want to be able to add lines at the comment like "echo "test" > /testFile.txt" and be able to see the changes on each machine, in this case see testFile.txt on every machine.

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OpenSUSE Network :: Configuring FileZilla - Public And Private Key?

Mar 14, 2010

i am totally new to Opensuse and to filezilla. I formerly used winscp - a windows-client for ssh.now i have a linux box and want to connect to the server via ssh ing filezilla.Can i use the same keys as i used in WinSCP - where should i store them and the third question.I read something about a certain so called certificate-file that has to be created!?

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OpenSUSE Network :: 11.3 - SSH Connections Using Public / Private Keys Rejected

Aug 10, 2010

My ISP has for a long time had a broken forward/reverese DNS so that my ADSL connection with static IP address resolves to a completely different IP address on a reverse query. This has not been a problem until I upgraded a remote server from 10.3 to 11.3 last weekend and now ssh connections from my ADSL connection to it using public/private keys are being rejected with the following message in /var/log/messages (IP addresses changed):
Aug 10 12:00:32 penguin1 sshd[1270]: Address 83.175.246.243 maps to 83-175-246-243.static.dsl.aupex.com, but this does not map back to the address - Possible Break in Attempt!

But if I log in interactively with username & password, the connection succeeds. I've changed the StrictModes setting in sshd_config to 'no' but this hasn't resolved the problem. Obviously something in 11.3 is being stricter about this IP mismatch than it was in 10.2 (and no, the server is not using a firewall). There must be something I can change to make sshd more permissive? I've tried before to get my ISP to fix their problem but no luck. This needs to be sorted as a server at my home (which does not run SuSE) retrieves backups from the remote OpenSuSE 11.3 server every night using scp and these are now failing.

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OpenSUSE Network :: Login Uses Local Password Instead Of Nis Password?

Jul 2, 2011

I have setup a nis server and client. At first I didn't have a local user defined on the client. The client then used the user and passwords from NIS, so that was ok.

The problem then is, that when the server is down, I couldn't login to my client anymore. So I created a local user with the same name on the client but with a different password (after I shut the nis server down, if nis server was on, I couldn't create a local user with the same name). I then edited etc/nssswitch.conf as follows:

Code:
# (like no NIS server responding) then the search continues with the
# next entry.
#
# Legal entries are:
#
# compat Use compatibility setup

[Code].....

If NIS server is on: client has to login with the nis password If NIS server is down: client has to login with the local password (as fallback)

However the actual behaviour is that I can only login with the local password now. The NIS pasword doesn't seem to be used anymore.

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Ubuntu :: Ssh And - Enter Password To Unlock The Private Key

Oct 30, 2010

Since upgrading to Meerkat, I have been getting a pop-up window with the message "Enter password to unlock the private key" every time I attempt to ssh into a server that does NOT use password authentication. I know some people like the remember password "feature", but I prefer just a plain unadulterated ssh session in a terminal. Does anyone know how to stop this message?

So far I have unsucessfully tried:

None of the above worked - and I was sure to log out and back in before testing the behavior.

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Ubuntu :: Disable Password-Authentication Using Public / Private Key With Ssh

Mar 27, 2010

So after tinkering for a while, I was able to configure ssh for private/public key authentication and disabled Password-Authentication. In the past I had some issues with people brute force trying passwords/usernames so I want to avoid this, but I need some form of secure FTP that now doesn't work due to the aforementioned setting.

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Ubuntu :: Sshfs Command In Launcher With Password-protected Private Key?

Jul 13, 2010

I'd like to connect to a site via the sshfs command from a launcher on the task bar. The problem is, instead of prompting for the password for my private key (key based authentication)the launcher freezes the computer.The command runs fine from the terminal... but is there a way to add a password prompt to a launcher?

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OpenSUSE Network :: Network Login Starter - Set Up A Server - Centralized Username And Password

Jan 21, 2010

I'm new to networks and servers, been using Linux on the desktop for a while now but always relied on the company's IT guy for setting up everyting LAN-based.

Now I want to build up my home LAN, and want to do it with Linux. I've managed to set up LAMP and file share servers.

What I am looking for is information on what I need, and how to set up a server for the following tasks:Centralized Username and Password, that when the user logs into any one of the desktops in the LAN, it uses this for authentication

Something that allows this authentication to be utilized in other servers (file access, web access, router logging, etc.). Something to make it easier for continuing permissions from one service to another. e.g. I have IPCop filtering content, and it has provisions for tracking who is making which request if there is authentication going on. (optionally) to run a script for mounting Samba shares or mapped network drives so from one system to the next. For example, in whatever box somebody logs in, it mounts a server share ("smb://Myserver/users/<username>") to a local folder ("my_user_share").

So;user "fred" ="smb://Myserver/users/fred" and user "wilma" = "smb://Myserver/users/wilma" but both would find their respective one mounted under "~/my_user_share". This would be irrespective of which box they are loggin in with. If the server share location changes (new server/servername), I change it on the server so the next time they log in it points to the right place.

I guess it is similar to Window's Active Directory, though I'm not sure what it's called, how to configure it and what it is and is not capable of doing.

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Ubuntu Security :: Private Folder For Private Files?

Aug 18, 2010

i noticed that all files can be seen by another computer if the drive is accessed

can I stop this? can i set a private folder?

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Server :: Configuring Sendmail For A Private Network?

Jul 6, 2009

My goal is to have users(Unix Users like root on host1) use evolution /sendmail to send and receive emails between users( Unix users either from host1 or any other host on n a private network. The network is a private network with a few servers without any connection to Internet and no DNS. They resolve one another by /etc/hosts. with smtp configured am able to send and receive emails on one machine(host1) from unix user abc on host1 to user xyz on host1 and vice versa. the commad i used to test is host1@abc #echo "this is a test mail" |mailx zyx@host1 But when i tried sending from user abc on host1 to user xyz on host2 its giving error for DNS unable to resolve hostname.

the commad i used to test is host1@abc# echo "this is a test mail" |mailx zyx@host2 create a simple sendmail config so that i can send mails between multiple hosts using unix usernames within one network. I can use one of the server as mail server and rest as clients. I dont want to configure any other softwares for pop or imap access. I want to keep it simple and use evolution on the clients to send emails between one another on the private network without internet.

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Ubuntu :: Hotspot Shield Like (Virtual Private Network)

May 24, 2010

Well to make this straight forward as possible I want a program like The Hotspot Shield In Windows and Mac, Its uses's VPN (Virtual Private Network). To view Hulu (And other stuff). A link: [URL]. Or can I use it wine (I don't really think so, by the way I didn't test it out Because its blocked in my country).

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Networking :: How To Connect Systems In Private Network With Public

Jan 11, 2011

We have to connect one PC in private network (campus) with other PC (mostly a modem in our case)in public network. Connection should be peer to peer like and we have to use C coding for establishing connection between this two systems. Is it possible if we use port forwarding or is there any other way?

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Networking :: Individually Address Hosts In Private Network From The Outside

May 24, 2011

The facts are as follows:

1. I have at work a regular LAN with many PCs, each with a DNS-registered public IP. Therefore I am able to address each of these PCs by their fully-qualified names and, for instance, initiate ssh sessions to any of these computers just by typing "ssh <name_of_machine>" from a terminal.

2. Within the aforementioned LAN I have just created a private network with some clients, which access the LAN through a router (a D-link DIR-825). We have created this private network for many reasons, but most importantly because we need to guarantee that the hosts in this network will remain networked among them even if the LAN goes down for any reason (which unfortunately happens often). But we still need to have access to the hosts in the private network from the LAN.

3. I am able to define port forwarding rules in the router in order to access certain services on the private network's clients. For example. I am able to access (by ssh) hosts "H1" and "H2" on the private network from a client on the LAN by defining rules for forwarding ports "P1" and "P2" on the router's public IP to TCP port 22 on the private IPs of "H1" and "H2", respectively. Then I would access each of these hosts from the LAN by using:

>ssh -p P1 [ip.address.of.router] (for accessing H1) and >ssh -p P2 [ip.address.of.router] (for accessing H2)

4. The problem with the port forwarding approach is that it is not easily scalable. For instance, If I wanted to enable ssh access to each host in the private network, I would have to define a port forwarding rule for each machine, and then REMEMBER all these port rules when initiating a ssh session from the LAN in order to point to the right host. And the problem gets worse when considering more services in addition to ssh.

5. The ideal solution would be to be have a means for addressing each host in the private network individually, in much the same way in which I address the hosts in the LAN (which have DNS-registered names). For instance, in order to access hosts H1 and H2 as in the previous example, i would like to be able to just type

>ssh [name_of_host_H1] (for accessing H1) and >ssh [name_of_host_H2] (for accessing H2)

The bottom line:

I guess I can say that what I need is some kind of combined DNS-ing and routing that allows me to communicate with the hosts in the private network from outside of it in a transparent way.

The question is: what are any possible solutions for accomplishing this? I have searched the web and found stuff about things like VPNs, reverse-proxies and NAT servers, but I really can't understand if any of these could serve to solve my problem (BTW, isn't my router doing some sort of NAT-ing already? could I just add some DNS-ing in some way?)

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Networking :: Server Can't Ping Other Boxes On Private Network

Jul 27, 2011

I run a server that is connected to several other boxes in a private network (192.168.0.0). I have had no problems previously, but upon a reinstall of Debian squeeze I have no connectivity to the private network: a ping of other addresses on that network fail. Ping and connection to outside world is fine. This box is configured similarly to another on this private network which connects successfully. I have quadruple-checked all my basic information. I post my ifconfig below of the malfunctioning device, then the ifconfig for equivalent nic on a box connected succesfully to the private network.

Questions:

1.Could it be a cable problem? (I don't see how since the cables have not been changed I do not believe since my reinstallation).

2. What about the difference in the last lines of eth1 below and eth2 of the successful box. Is it significant that the bad eth1 reads Memory:fc3a0000-fc3c0000

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General :: Make Internet Go Through Firwall To Private Network?

May 14, 2011

I am new with IP tables stuff and i have a problem....
i have a pc Contain a fedora OS and i want to make a small network (4 PCs Contain XP OS) and using the pc of fedora OS as a firewall
i want to Prevent the ping (i think it called(ICMP)) in the privat network and prevent one of the PCs from Browsing Internet(prevent port 80 and 81 as i think)
and i still don't know how to make the Internet go Through the firewall to the private network...

note: WAN = eth0
LAN = eth1

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General :: Iptables Doesn't Work On Private Network

Mar 27, 2011

I have 2 different networks: the first one is gateway machine (eth0), and the second is a private machine (eth1). So, I've configured the iptables and forwarding stuff and when I try to ping [URL]... on the gateway machine, it works, while it doesn't work on the private network.

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General :: Redirection Of Private Network Packets In The Gateway

Jul 25, 2011

I have users using Windows XP, Windows 7, Linux (Fedora) and Mac. They all are in a single private network and all access internet through a Linux (RHEL5) system in which Squid acts as gateway. The same is true with my branch offices too except that private network is different and gateway system uses Fedora 9 instead of RHEL5. All the branch offices are connected through point to point leased lines with the head office for file transfer.

My requirement is this: I have a web server located at head office. Presently I am able to access this server from my branch offices through internet. I would like to access this server from branch offices through leased lines. This too I am able to access if I do routing in users system. The file transfer is taking place through one to one system at two ends by creating static routing in those systems.

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General :: Windows - Discovering Proxy Servers On A Private Network?

Feb 8, 2011

Suppose that I am in a private network of computers (say each having ip addresses 192.168.. ). Some of the machines( we have no information regarding their ip, name and no physical access to the servers) in the network are connected to internet and they run an http proxy at some port say 3128. Is there a program which can be run on Windows or Linux which will give me the list of machines(ip addresses and ports if possible) acting as proxy servers?

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Red Hat / Fedora :: Iptables And Forwarding Stuff Doesn't Work On The Private Network

Mar 27, 2011

I have 2 different networks: the first one is gateway machine (eth0), and the second is a private machine (eth1). So, I've configured the iptables and forwarding stuff and when I try to ping google.com on the gateway machine, it works, while it doesn't work on the private network. Note: I am using VmWare 7. I need your quick assistance about this issue.

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OpenSUSE Network :: Password Is Shortened On LDAP Environment?

May 15, 2010

I'm using SLES 10 SP3 with an OpenLDAP directory for user authentication. But every time I try to change the password, SLES tells me that it will be shortened to 8 charactes. I also set the susemaxpasswordlength to 30 within the LDAP. Also changing to MD5 for encryption doesn't fix it.

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OpenSUSE Network :: Change To Login Password And Offline?

Jun 8, 2010

My suse 11.2 has auto login. How to change to login password to keep the kids off my computer, and offline.

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OpenSUSE Network :: SSH Client Hangs After Typing Password

Jan 5, 2011

After connecting to any host, the openssh client hangs after I type the password. The strange part is, it only hangs if when I use the wlan card. If I connect my phone to the computer and uses it to connect to my server, it works 100%.

If I use any other computer at the wireless network, it works 100%
If I use putty on the same machine, it works 100%

It is only a problem when I use the build-in wireless card, under openSuSE 11.3, on my Lenovo L512. (note that everything besides ssh works completely).

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OpenSUSE Network :: Prompted For A Password When Accessing A Windows 7 Share?

Feb 14, 2010

I have searched for days on this problem and no one seems to have the fix. Everyone else seems to go off on tangents.I have 3 computers. One runs XP pro, one runs Windows 7 Ultimate x64, and one runs openSUSE 11.2.The two windows machines can share files between each other with no problems.On suse I setup samba correctly. When I go to Computer -> Network on suse, I then go into Samba Shares. Then I see my workgroup name. I click to go in and I can see all 3 of my PC's listed here.When I click on my XP pro machine,am prompted for a user name and password. I put it in and I gain access perfectly.

When I click on my Windows 7 machine, I am prompted for a user name and password. I enter it in and it prompts me again for the user name and password. It will not let me in.I have changed all of the settings in 7, I have disabled the firewall, I have changed the security policies, I have changed the encryption strength.Simply Samba is nolaying well with Windows 7. I cannot believe that I am the only one with this problem

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OpenSUSE Network :: Samba Wants Username And Password - None Have Been Established - SuSE 11.3

Aug 17, 2010

I am attempting a simple two computer office network using Samba. When attempting to access the shared director, a screen pops in Linux and Windows requesting a user name and password. I haven't established a user name or password. Is there a way to allow any computer on the network to access the shared file without a user name and password?The following is the result of:

cat /etc/samba/smb.conf
[global]
add machine script = /usr/sbin/useradd -c Machine -d /var/lib/nobody -s /bin/false %m$
domain logons = No

[code]....

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OpenSUSE Network :: Set 'password Protected Sharing' To Off On Win7 Computer

Jan 5, 2011

Have followed swerdna's guide as in the past and my wife from her win7 computer can see and has read write access to all the shares & can print to the shared printer attached to the Opensuse computer etc. However, when I try to access her Win7 shares from my opensuse computer I am presented with a username / password prompt. Here is my smb.conf

[code]...

have followed swerdna's guide (as mentioned previously) and set 'password protected sharing' to off on the win7 computer.

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OpenSUSE Network :: User Password Being Saved In Clear Text?

Mar 25, 2011

I have set up my box to use ldap and I enter a users details in YaST and for the sake of simplicity I make the password 123456 The user gets created on the ldap server and everything seems Ok However I can't log in as that user and if I go to the ldap browser the password is in plain text Instead of saying {ssha}i345y9345yr34 or whatever is says {exop}123456

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OpenSUSE Install :: Change Password But When Type In The New Password Get This "The Password Is Longer Than 8 Characters?

Jan 8, 2010

hello i am trying to change my password, but when i type in the new password i get this:"The password is longer than 8 characters. On some systems, this can cause problems. You can truncate the password to 8 characters, or leave it as it is."my question is what kind of problem could i get and how can i change so i have to log in every time i start the computer?

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