During my last Network Monitoring found out that MANY of “free” Software calls home permanent Article: https://support.mozilla.org/en-US/kb/how-stop-firefox-making-automatic-connections .. if you want to be safe, block all OUTGOING Traffic by a Firewall or local DNS Server and use a Proxy with Auth Mechanism!
Category: sustainability
Major Bug: UFW stopped thru logrotate
On Debian Sid i have seen that ufw service is stopped on logrotate!! Its a bad known bug! Workaround: Set all Services like Dovecot, Postfix to listen on LOCALHOST (127.0.0.1) if not needed over Internet Enable ONLY encrypted AUTH (Login) to Postfix! (TLS 1.2) Disable unneeded Services ! like Samba, FTP… move config from /etc/logrotate.d/ufw […]
Split Files on embedded Linux Systems
If you run a embedded Linux PC like raspi often some Linux Commands fail without error messages, cause the hardware performance is low tech. Same i have seen on the split command.. to split a 50GB Photos-Archive File to 4Gb on a USB Drive i found out that: sudo split -b 4096m -d -u Photos.tgz […]
FastGlacier Client on Linux AWS Cloud Backup
If you are a Newbie on AWS Glacier Cloud Backup you want to use a simple Backup Uploader you can use FastGlacier inside Wine! Major Info: Glacier puts only Files up to 4GB size, split 50GB Tar/Zip Files to 4GB!! Setup AWS free Account !! Go to IAM create User, set User Role to Glacier […]
Smartmontools unlisted Devices
If you use a Toshiba Canvio 3tb Drive at a raspi then smartmontools will not see the usb drive. Try: sudo smartctl -t long -d sat -s on /dev/sdb -t test long or short -d drive protocol sata = sat -s enforce smart which is off by the usb drive firmware wait XXX Minutes then: […]
Amazon AWS Howtos
Here some Bookmarks if you want to try Amazon AWS Cloud Services like S3 (Cloud File Storage), EC2 (VM Instances..) Howtos / Basics : https://github.com/open-guides/og-aws#aws-data-transfer-costs Remark: AWS Services mostly priced by data transfers and online time! Checkout daily “Billing Monitor” ! Amazon AWS: https://aws.amazon.com/ Remark: S3 is the Standard Cloud Storage, cheaper is S3-IA or […]
Ubuntu Snap on Bionic 18.04 Reasons
If you upgrade or install Ubuntu to 18.04 the last and current LTS Version you have may asked yourself “what the hell is snap loop device?” Easy Snap was hidden built in to print MONEY, sure?? YES see manpage snap.. ” BUY A SNAP !!” .. its a new try to get money since Amazon […]
Openwrt LEDE ath9k bugs fixed
If you use a TP Link Router like 3600, 4300 or a other brand with ATH9K Chipset you should upgrade to OPENWRT 18.06 with Kernel 4.9 Tested: OpenWrt 18.06.0 r7188-b0b5c64c22 / LuCI openwrt-18.06 branch (git-18.210.69179-6df9a57) – Atheros AR9344 rev 2 cause: more stable less load no ath9k Wifi Lookup on high transfers Same seen on other […]