10 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
Hello,
I thought twice before posting. I am sorry, I know you will say "this is not linux originated issue"
Does anybody know how to get rid of bulk email warning of gmail?
The problem is called "Unsolicited Rate Limit Error". We have been using google's mail service free of charge in our office... (3 Replies)
Discussion started by: baris35
3 Replies
2. Cybersecurity
Hello,
I did 2 scripts. The second one is, I hope, more secure.
What do you think?
Basic connection (no server, no router, no DHCP and the Ipv6 is disabled)
#######script one
####################
iptables -F
iptables -X -t filter
iptables -P INPUT DROP
iptables -P FORWARD... (6 Replies)
Discussion started by: Thomas342
6 Replies
3. UNIX for Advanced & Expert Users
Hi,
I've been struggling with this all morning and seem to have a blind spot on what the problem is. I'm trying to use iptables to block traffic on a little cluster of raspberry pi's but to allow ssh and ping traffic within it.
The cluster has a firewall server with a wifi card connecting to... (4 Replies)
Discussion started by: steadyonabix
4 Replies
4. IP Networking
Dear All,
I have a problem with the transfer speed between 2 hosts on my local network (LAN).
At home, I have a switch (NETGEAR GS105 ProSafe 5-Port Gigabit Ethernet Desktop Switch) which obviously supports Gigabit Ethernet, 2 boxes (intel NUC DC3217IYE Barebone PC and Gygabyte BRIX GB-XM12... (7 Replies)
Discussion started by: freddie50
7 Replies
5. Shell Programming and Scripting
Hi,
Sorry for my english. I need a shell script. .
If IP make more than 300 connection attempts to port:80 within 10 seconds
I want block it for 3600 second in iptables.
Thank you ver much for help. (2 Replies)
Discussion started by: tara123
2 Replies
6. UNIX for Dummies Questions & Answers
I am having an issue with iptables. My server is a RHEL6 64bit system.
In my application I have a large number of connected clients ~100k to a particular service. The application works fine when iptables is off, 100k clients are able to connect.
However, when I turn iptables on and add a... (1 Reply)
Discussion started by: jtipp3tt
1 Replies
7. UNIX for Dummies Questions & Answers
hi guys
I have a linux server which has about 5 volumes from SAN (fiber channel) now I need to measure the transfer rate between one LUN which is a Logical Volume to another LUN which is another Logical Volume.
so basically this server has 5 LUNs from SAN
each SAN volume is a logical volume... (3 Replies)
Discussion started by: karlochacon
3 Replies
8. UNIX for Dummies Questions & Answers
Hi,
I am experiencing extremely show transfer rates when transferring zip files over SFTP. Over FTP it works fine.
I have disabled compression in the sshd_config file but that does not seem to help..
Any ideas? (0 Replies)
Discussion started by: mojoman
0 Replies
9. Filesystems, Disks and Memory
I analysed disk performance with blktrace and get some data:
read:
8,3 4 2141 2.882115217 3342 Q R 195732187 + 32
8,3 4 2142 2.882116411 3342 G R 195732187 + 32
8,3 4 2144 2.882117647 3342 I R 195732187 + 32
8,3 4 2145 ... (1 Reply)
Discussion started by: W.C.C
1 Replies
10. Cybersecurity
Hello,
I am currently trying to limit incoming UDP length 20 packets on a per IP basis to 5 a second using IPTables on a Linux machine (CentOS 5.2).
Basically, if an IP is sending more than 5 length 20 UDP packet a second to the local machine, I would like the machine to drop the excess... (1 Reply)
Discussion started by: tomboy123
1 Replies