By default, Microsoft Exchange Server will place the MailStore database in the installation folder as followed : C:\Program Files\Micros oft\Exchange Server\V15\Mailbox\Mailbox Database 0000000000\Mailbox Database 0000000000.edb It may be suitable for small scale setup, however you may want to change it to a different path for various reasons when come to medium or large scale setup…… Read More »
If you are running mission critical VMs under VMware, that even doing a planned maintenance for reboot to increase disk space isn’t a proper justification to achieve this task, you have to find a way to to it on the fly! Fortunately, there is ways around to make it happen. 1. You will first do… Read More »
You may end up at some point where you need detailed statistics about time synchronization on your Linux machine. To achieve that, simply do the following : 1. Edit your NTP configuration file : /etc/ntpd.conf 2. Append the following parameters : statistics loopstats statsdir /var/log/ntpstats/ filegen peerstats file peers type day link enable filegen loopstats… Read More »
You probably noticed that rapid pings toward a JunOS device result in a loss of packet as the example shown below. In our case we are issuing the ping from a Cisco router : Sending 100, 500-byte ICMP Echos to 10.204.100.1, timeout is 2 seconds: Packet sent with a source address of 10.204.100.1 .!!!!!!!!!.!!!!!!!!!.!!!!!!!!!.!!!!!!!!!.!!!!!!!!!.!!!!!!!!!.!!!!!!!!! .!!!!!!!!!.!!!!!!!!!.!!!!!!!!!… Read More »
Having repeated NTFS warning entries in EventViewer as the one below? Log Name: System Source: Ntfs Event ID: 57 Task Category: (2) Level: Warning Description: The system failed to flush data to the transaction log. Corruption may occur. This indicate an issue with the filesystem recovery mechanism and the filesystem might not be fault tolerant… Read More »
VMware Converter can be awesome and a hassle at the same time. I have used it A LOT. I must say it is a great tool, but under some circumstances, even though you are converting a supported system which is the same as one you’ve done previously, it may fail (but the ones you did… Read More »
As a long time OpenVPN user, the major annoyance I faced with this software is obviously the inflexible behaviour of the Windows client, which is just fine if you are running/connecting to a remote server. However, if you are actively managing thousand servers and networks, you may end up at some point having the need to… Read More »
Have you noticed the following on the console output of SAP Solution Manager? WARNING: wildcard character used in route target This is because you have a wildcard “*” set in the target host <dest-host> and/or the target port <dest-serv>. SAP do not recommend this practice for security reason and output this warning on purpose. However, this… Read More »
Here is a chart for the various DWDM optic channels below. Wavelenght band overview : O-Band : 1270nm to 1370nm E-Band : 1371nm to 1470nm S-Band : 1471nm to 1530nm C-Band : 1531nm to 1570nm L-Band : 1571nm to 1611nm Channel Wavelength (nm) Frequency (THz) 72 (DWDM Channel C72) 1520,25 197,20 71 (DWDM… Read More »
Have you forgotten you Avast Enterprise Administration console password? Fortunately, there is a way to reset it using the “AmsTool.exe” utility, provided with the software. 1. Open the Command Prompt with administrative rights. 2. Enter the following command : “C:\Program Files\AVAST Software\Enterprise Administration\AmsTool.exe” /pwdreset NOTE : If for any reason the command does not complete,… Read More »