Latest posts

vSphere 6.5: The new vCenter server appliance finally here – how to migrate!

Martin 21/11/2016

VMWARE has just released vSphere 6.5 offering a lot of new and great features: vSphere 6.5 – Release Notes vSphere 6.5 – Whitepaper What’s new From my perspective, the biggest feature is the new “VMware vCenter Server 6.0 with an embedded VMware Platform Services Controller” The VCSA have been having a rough start in the early days, db errors and unresponsiveness, and most of all, the lack of Update Manager, but as of now, things… vSphere 6.5: The new vCenter server appliance finally here – how to migrate!

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Sophos UTM 9.408-4 released

Martin 09/11/2016

Sophos has released 9.408-4 of the UTM firmware today, it’s a big fix and fixes among other thing, the SMTP problem with same receipient set twice 🙂 Release notes: Up2Date 9.408004 package description: Remarks: System will be rebooted Configuration will be upgraded Connected REDs will perform firmware upgrade News: Maintenance Release Bugfixes: Fix [NUTM-5349]: [AWS] Restore fails if UTM is created with backup file in user data Fix [NUTM-5466]: [AWS] ssh disabled – No connection… Sophos UTM 9.408-4 released

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Synologo NAS: Parity Consistency Checking missing Percentage

Martin 08/11/2016

When adding bigger disks or rebuilding a volume, storage manager normally shows how far it’s gotten in the process, but sometimes this percentage is missing! For now, a workaround it to do a SSH to the terminal of the Synology, and issue this command: “cat /proc/mdstat” And you can see how far you are and a approx. time frame for the end 🙂

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WordPress: How to change site URL and disallow robots

Martin 20/10/2016

When testing WordPress sites for development, it is often common, to restore the whole site to a testsite ex. test.domin.com, but we do not want to allow search engines to read data and index things on the test site after restore, we will have to change the site url, else we will be redirected to the normal url. Hardcoding site url: Edit wp-config.php and add theese lines:  

  This is a quick and… WordPress: How to change site URL and disallow robots

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Sophos XG firewall: usefull shell commands

Martin 19/10/2016

I’m beginning to collect shell commands also for XG firewall, so this article will be updated as they are learned 🙂 —————- Find raw text log files: Location: /var/tslog/ and symbolic link just /log —————- SMTP logfiles: Live logs: cd /log tail -f /log/awarrensmtp.log for Legacy mode tail -f /log/awarrenmta.log for MTA mode Check the status of Awarrensmtp service: #service awarrensmtp:status –ds  nosync (Should show 200 RUNNING) To get  debug logs: # service awarrensmtp:debug –d –s… Sophos XG firewall: usefull shell commands

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Arduino: Nano test script

Martin 05/10/2016

When testing out nano devices, you can use this script to simulate a breathing LED, this script will “breathe” on the “L” LED when uploaded:  

It’s made by GitHUB user cesschneider, read more here:

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Sophos SUM 4.304-5 released

Martin 04/10/2016

Sophos has released a minor update today, with a couple of bugfixes and security related fixes: Up2Date 4.304005 package description: Remark: System will be rebooted News: Maintenance Release Bugfixes: Fix [NSU-210]: [accd] SUM SSL vulnerability Fix [NSU-224]: [accd] NTP Vulnerability Fix [NSU-185]: [gateway manager] VPN connection cannot be created with appliance with BasicGuard Fix [NSU-215]: [gateway manager] DNS Host Definition can’t be added in SUM if the Hostname contains a underscore RPM packages contained: libboost_date_time1_54_0-1.54.0-0.g91d4351.rb2.i686.rpm… Sophos SUM 4.304-5 released

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Sophos UTM: How to fix the “MTU 576” issue

Martin 29/09/2016

During upgrade to UTM 9.405, Sophos fixed som MTU issues for Amazon, this was about getting the MTU values from the ISP DHCP server, problem is that some ISP’s use a value of 576, which is wrong, as it should be 1500 in most cases. Until the release of todays 9.407-3,they introduced the fix “NUTM-4992”, which introduces a new confd parameter: The “mtu_auto_discovery” flag. 1 = Take interface MTU from DHCP and overwrite value in confd… Sophos UTM: How to fix the “MTU 576” issue

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Sophos UTM 9.407-3 released

Martin 29/09/2016

Sophos has just released 9.407-3, it’s a bigger fix 🙂 Up2Date 9.407003 package description: Remarks: System will be rebooted Configuration will be upgraded Connected REDs will perform firmware upgrade Connected Wifi APs will perform firmware upgrade News: Maintenance Release Bugfixes: Fix [NUTM-4079]: [AWS] DNS Resolver too slow for ELBs Fix [NUTM-3885]: [Access & Identity] [RED] RED50 reconnecting every 30 minutes Fix [NUTM-4502]: [Access & Identity] [RED] reactivating RED management causes problem with provisioning server Fix… Sophos UTM 9.407-3 released

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