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50 recent changes in Sysadmin Web retrieved at 08:14 (GMT)

Z-Wave
Z Wave Z Wave is a wireless communications protocol used primarily for home automation. It is designed to provide reliable, low latency transmission of small data...
WirelessLAN
Wireless LAN (WLAN) Grundlagen zu Wireless LAN, Standards, Sicherheit, Technik, FAQ sowie alle Chipsätze und deren Treiber. Neben der Geschichte, Tips und HowTos...
WebHome
(This is a Wiki, feel free to add or edit content; you just need to register.) This is disabled at the moment cause of maintainance, but will be enabled soon. Tag...
CiscoFirewall
Cisco Firewall * ASDM: Unconnected sockets not implemented * ASAInitialSetup * ASAFactoryConfig * FirewallBestPractice * ASAConfigExamples * Asa...
DisableEDNS
Disable EDNS in bind Only in the server clause server 12.34.56.78 { edns no; }
BinD9
ISC bind 9 * LogginG * CachingOnly (proxy i.e. forwarder) * DetectDomainGenerationAlgorithm * InternalRootServer * QueryBindVersion * DNSControl...
EnableEDNSCiscoASA
EDNS How to enable the DNS Extension EDNS in a Cisco ASA ( 8.2.2) policy map type inspect dns preset_dns_map parameters message length maximum client ...
SerVices
Network Services * DhcpD * BinD9 / DNS * ProXy * NodeJs * NtP * IpAM IP Address Management or DDI if you integrate IpAM with DhcpD and BinD9
IpAM
List of IP Address Management tools (IPAM) and DNS DHCP IPAM (DDI) List of IPAM at Wikipedia commercial * QIP * Infoblox http://www.infoblox.de/de/product...
NtP
ntp WORK IN PROGRESS * EnterpriseTimeServer The NIST leapsecond file The file is available available at ftp://time.nist.gov/pub/ as well as ftp://tycho.usno.n...
OSXProblemToConnectSMTP
I had Problems to connect my smtp Server I got the error message Error Domain=NSPOSIXErrorDomain Code=60 "Operation timed out" I have a Telecom Connection with a...
MacOSX
Mac OS X * OSXdmg2Iso * OSXchangeSshPort * OSXCalDAV * OSXBackupOpenDirectory * OSXeToken * OSXGPGKeychainCrash * OSXKeyboardShortcuts * O...
PrintSingleQuoteInAwk
How to print single quote in awk awk '{print "\x27" $1 "\x27"}'
AwK
awk, gawk Helpful examples for awk. work in progress cat MAC_Vendor_List grep "(hex)" sed 's/\//\\/g' awk '{sub(" ",":",$1);sub(" ",":",$1); printf "s/"tolow...
ListAllSystemdServices
List all services in systemd systemctl list unit files t service
RedHat
Redhat * HowToViewLastlog * ListAllSystemdServices
HowToViewLastlog
How to view lastlog Just type lastlog Don't be confused /var/log/lastlog is a sparse file, which seems to be bigger than is actually is. # ls lh lastlog rw r r ...
LinuX
Linux * DebianShowInstalledPackage * PolicyBasedRouting * RedHat
LaTeXInstall
Installation packages needed in pkgsrc How to install a usable latex with pkgsrc Install: * print/xetex * print/tex koma script * print/tex babel * p...
EnterpriseTimeServer
Enterprise Time Server In a datacenter you need a reliable exact time source. Normally you habe one or several ntp server (ntpd) dirctly connected to a time norma...
BBBwithAdafruitGPS
BeagleBoneBlack with Adafruit Ultimate GPS Breakout WORKINPROGRESS I like to run a SoC with a GPS and PPS as a primary source for ntpd. I choose BeagleBone Black ...
BeagleBoneBlack
BeagleBone Black * BBBwithAdafruitGPS with ntpd and PPS
NmaP
nmap Examples * nmap p80 Pn iL liste1.txt oG awk '/open/{print $2 " " $3}' * nmap p80 10.167.1.0/24 oG grep open * cat gscan.10.130.0.0 1...
EnterpriseWLAN
Enterprise Wireless LAN WLAN Controller * CiscoWLC BAUSTELLE Einsatz im Enterprise Bereich HotSpots (One Button Hotspots, Coffee Shops, Flughafen, public Are...
TmplReadmeFile
#################################################### ## ## ## README ## ## ...
ServerAdmin
Best Practices in Server Administration WORK IN PROGRESS Keep it small simple 1 keep some basic information in a README file on the machine 1 keep last c...
BestPractices
Best Practices Keep is small and simple (kiss) Server * ServerAdmin Firewall * FirewallBestPractice * FirewallBestPracticeDE (german)
DisableRouterDiscoveryProtocol
Disable ICMP Router Discovery (RDISC) Protocol Sometimes i get M...in in.routed 378 : ID 557510 daemon.error request of bad length (25) from 205.209.148.125 M....
SolarIs
Oracle Solaris 10 * AfterbootSolaris * SolarisAtStrato * EncryptFiles * SolarisBlogroll * ChangeHostnameOrIP * SolarisAuthViaTacacs * UpdateW...
AnsibLe
ansible configuration management Installation View installation instructions First Steps # ansible version ansible 1.6.6 Add some host to /etc/ansible/hosts a...
PolicyBasedRouting
Policy based routing 1 echo 200 custom /etc/iproute2/rt_tables 1 edit /etc/network/interfaces # The loopback network interface auto lo iface lo inet loop...
BootEnvironmentsOnFreeBSD
Setting up Solaris like boot environments on FreeBSD * beadm * http://blather.michaelwlucas.com/archives/2363 * manageBE * lifanov.com * Cac...
SettingUpSolarisLikeBootEnvironmentsOnFreeBSD
Setting up Solaris like boot environments on FreeBSD This is a interesting page only available form google cache: https://webcache.googleusercontent.com/search?q=...
FreeBSD
FreeBSD Freies Betriebssystem. Umfasst im Gegensatz zu Linux eine ganze Distribution und besitzt eine freiere Lizenz. http://www.freebsd.org vergleiche auch: http...
RaspberryGpsNtpServer
Raspberry with a gps clock and a etc RTC * apt get install i2c tools * cat /etc/modules pps gpio * modprobe i2c bcm2708 * modprobe rtc ds1307 ...
RaspberrypiNtpConf
# /etc/ntp.conf, configuration for ntpd; see ntp.conf(5) for help driftfile /var/lib/ntp/ntp.drift # Enable this if you want statistics to be logged. statsdir /va...
MonitoringWithBayesianFilter
syslog monitoring bayesian filter * btail * CRM114 * CRM114 @ Black Hat 2010
UtilitIes
Utilities * AwK * sed * HereDocuments * http://code.google.com/p/shellinabox/ * NmaP * RcFiles * fgres a search and replace tool * search a...
ModSecurity
ModSecurity * Documentation
ApacheSecurity
Apache Security * ModSecurity
SecurityAndPentests
Security $ "A designer knows he has achieved perfection not when there is nothing left to add, but when there is nothing left to take away.": Antoine de Saint Ex...
FortiGate
Fortinet Firewall / Fortigate $ Serial cable pinouts for console access to Fortinet hardware products: http://kb.fortinet.com/kb/viewContent.do?externalId=1134...
WlanGlossarEIRP
EIRP Equivalent isotropically radiated power FAQ Was ist E.I.R.P? Die EIRP (Effective Isotropic Radiated Power) gibt an, mit welcher Sendeleistung man eine in all...
SendeLeistung
Sendeleistung Die meisten Wireless LAN Karten senden mit ca. 30 mW. Das ist ungefähr die Leistung, mit der im 2,4GHz ISM Band gesendet werden darf. Technisch aus...
PowerLine
Powerline Communication (PLC) Powerline kann eine sinnvolle Alternative zu WirelessLAN sein, wenn man zwei oder mehr Rechner quer durch ein Haus verbinden will. P...
WlanMacOSX
Wireless LAN mit Mac OS X Macs haben seit 1999 fast alle standardmässig Wireless LAN integriert, daher ist Wireless LAN an sich kein Problem. Hier geht es dann eh...
WlanSicherheit
Sicherheit im Wireless LAN Der Betrieb eines offenen WLANs kann problematisch sein, weil Unbekannte das Netz missbrauchen können. Nach einem aktuellen Urteil könn...
WlanFrequenzen
Wireless LAN Frequenzen Siehe WlanDsssKanal für das Kanalraster im 2,4GHz Band. MHz Europa 864 868 ___CT 2 890 915 ___GSM Downlin...
OSXTagFilesFromCLI
tag files from CLI or shell find . name "*.txt" xargs file grep v HTML cut d: f1 cut d\/ f1 3 xargs I% tag add foo '%'
InnenLebenCisco340
Innenleben einer Cisco Wireless PCMCIA Karte Zuerst die Karte im Normalzustand: Mit reversibel abgehobenen Aufkleber. Man beachte den Unterbrecher für die eine...
Number of topics: 50
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