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35%
IPv6 Tables
20.05.2014
Home »  Archive  »  2014  »  Issue 20: IPv6...  » 
Lead Image © gepard1979, 123RF.com
, you can define the following anti-spoofing rules: # Anti-spoofing ip6tables -A INPUT ! -i lo -s ::1/128 -j DROP ip6tables -A INPUT -i $WAN_IF -s FC00::/7 -j DROP ip6tables -A FORWARD -s ::1/128 -j DROP ... We design a basic set of ip6tables rules for an IPv6 firewall. ... ip6tables Rules ... IPv6 Tables ... Creating Firewall Rules with ip6tables
35%
Warewulf Cluster Manager – Administration and Monitoring
21.08.2012
Home »  HPC  »  Articles  » 
, with the use of chkconfig, that ganglia always starts when the master node boots: [root@test1 ganglia]# chkconfig --list | more NetworkManager 0:off 1:off 2:on 3:on 4:on 5:on 6:off acpid
34%
Hardware MFA: Death to the password!
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © alphaspirit, 123RF.com
security elements], smart cards, and NFC). Today, you can even see it working with supported devices such as the Lenovo Laptop fingerprint reader and the Samsung Galaxy S3. FIDO alliance's efforts to build ... Around since the 1960s, passwords are still the mainstay for authentication. The good news is you have alternatives in hardware multifactor authentication.
34%
RAM revealed
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© KrishnaKumar Sivaraman, 123RF.com
GKF8S 16 DDR3, Registered, ECC, 4 rank 8.710 0.54 AL24M72E4BKH9S 8 DDR3, Registered, ECC, 2 rank 6.132 0.77 AL12M72B8BKH9S ... 6
34%
Load Testing the Cloud
20.02.2012
Home »  CloudAge  »  Blogs  »  Dan Frost's Blog  » 
 
on five hits on the web stack (assuming you pushed all static assets to S3 or something static), the probability that each user is affected by a 1 percent failure rate (i.e., 100 percent minus availability
34%
Managing the Build Environment with Environment Modules
06.11.2012
Home »  HPC  »  Articles  » 
using the avail option: $ module avail -------------------------- /opt/Modules/modulefiles ----------------------------- atlas/3.10.0/gnu4/i5-2400S modules blacs/1.1/gnu4/mpich2
34%
Monitor Your Nodes with collectl
28.03.2012
Home »  HPC  »  Articles  » 
/log/collectl -r00:00,7 -m -F60 -s+YZCD --iosize ################################################################################ # Collectl: V3.6.1-4 HiRes: 1 Options: -p localhost-20120310-133840.raw.gz -P -f
34%
Nagios Passive Checks
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © Lisa Young, 123RF.com
defined in the check_period attribute (in this case, 24x7). The 24x7 time period template (Listing 3) tells Nagios to perform the related action (a check or a notification) every day of the week at any hour
34%
OpenShift 3: Platform as a Service
13.06.2016
Home »  Archive  »  2016  »  Issue 33: IPv6...  » 
Lead Image © Zsolt Nyulaszi, Fotolia.com
Stack, although when it comes to the specifics, large differences can be seen. Figure 3: OpenShift is a PaaS solution based on Docker and the Kubernetes cloud ... Red Hat's OpenShift is aimed at companies seeking low-maintenance PaaS environments in which they can develop and test applications. ... OpenShift 3: Platform as a Service
34%
Bringing old hardware back into the game
29.09.2020
Home »  Archive  »  2020  »  Issue 59: Custo...  » 
Lead Image © Lucy Baldwin, 123RF.com
and doubles the cache size (from 3 to 6MB), in exchange for a small drop in baseline clock speed – 2.3 to 2.2GHz (peak drops from 3.2 to 3.1GHz). Major Surgery Legend has it that no one has ever opened

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