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as seen on Ask Ubuntu
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I installed and configured hadoop on my Ubuntu 14.04 server, virtualized inside of hyper-v, however I am getting an issue when i run start-dfs.sh
root@sUbuntu01:/var/log# start-dfs.sh
14/06/04 15:27:08 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java…
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as seen on Ask Ubuntu
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I was running 11.10 and decided to do the full upgrade and come up to 12.04 after the update SSH (not SSHD) is now misbehaving when attempting to connect to other OpenSSH instances. I say OpenSSH as I am running a DropBear sshd on my router and I am able to connect to it.
When attempting to connect…
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as seen on Ask Ubuntu
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I have a running ubuntu server 10.04.1. When I tried to login to the server via ssh, I could not. Instead, I got connection refused error. I tried to ping the machine and I got reply! So, the clear reason is that SSH daemon is stopped.
After reboot, I was able to login to my server via ssh. After…
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as seen on Ask Ubuntu
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I have a running Ubuntu Server 10.04.1. When I tried to login to the server via ssh, I could not. Instead, I got connection refused error. I tried to ping the machine and I got reply! So, the clear reason is that SSH daemon is stopped.
After reboot, I was able to login to my server via ssh. After…
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as seen on Server Fault
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I'm having trouble trying to SSH to my Debian 5 VPS with blacknight.
It was working fine until I did the following:
Logged into 'Parallels Infrastructure Manager' - Container - Firewall - Set to 'Normal Firewall settings'.
It told me there was an error with the IPTables and offered the option again…
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as seen on Server Fault
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It does not happen often, but sometimes after running the below script, checking the iptables with service iptables status shows that they weren't updated and the script doesn't output any error.
The iptables is structured as look-up tree (long repeated sections snipped):
#!/bin/sh
iptables -t…
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as seen on Server Fault
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sudo chkconfig iptables off
/etc/init.d/iptables on
### Clear/flush iptables
sudo iptables -F
sudo iptables -P INPUT ACCEPT
sudo iptables -P OUTPUT ACCEPT
sudo iptables -P FORWARD ACCEPT
### Allow SSH
iptables -A INPUT -i eth0 -p tcp --dport 22 -m state --state NEW,ESTABLISHED -j ACCEPT
iptables…
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as seen on Server Fault
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Hi all,
I'm setting up port forwarding for an L2TP VPN connection to the local Windows 2003 VPN server. The router is a simpel Debian machine with iptables. The VPN server works perfect. But I cannot log in from the WAN. I'm missing something.
The VPN server is using a pre-shared key (L2TP) and…
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as seen on Server Fault
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I have three computers, linked like this:
box1 (ubuntu) box2 router & gateway (debian) box3 (opensuse)
[10.0.1.1] ---- [10.0.1.18,10.0.2.18,10.0.3.18] ---- [10.0.3.15]
|
box4, www
[10.0.2.1]
Among other…
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as seen on Server Fault
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I was thinking initially needing to do a reverse proxy or something so I could get some SSL/TLS traffic look like it is being terminated at a server and IP address in the AWS cloud, and then that traffic is forwarded onto our actual web servers that aren't in the cloud...
I've not done much iptables…
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