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This is how you do that : Connect to the switch with the serial cable and putty. Login with the credentials recover / recover Reset the switch (power down, power on) within 30 secs Now you can re-configure your switch with all the necessary accounts like admin/manager/monitor/security You can even disable the recover possibility, hope […]
Lees verder… from How to reset the admin password of a 3com superstack switch
Today when troubleshooting Activesync problems with an Exchange 2007 environment I decided to delete en re-create the Exchange Activesync virtual directory. I used the following steps : get-activesyncvirtualdirectory (verify you Activesync virtual directory) remove-activesyncvirtualdirectory -identity “Microsoft-Server-Activesync (Default Web Site)” (remove the Activesync virtual directory) get-activesyncvirtualdirectory (verify the virtual directory is now gone) New-ActiveSyncVirtualDirectory -WebSiteName “Default […]
Lees verder… from Troubleshooting Exchange Server 2007 Activesync (re-create virtual dir)
I found the sollution for the following error : The solution was to specify the right DNS servers in the DNS console. Open the Microsft Exchange Management Console Select properties of the hub transport or the EDGE server. Make sure that the right DNS servers are specified by internal and external DNS lookups. […]
Lees verder… from No DNS servers could be retrieved from network adapter….
When you encouter users having problems with Activesync, you can check out the following : Make sure the Include inheritable permissions… is checked. […]
A customer wants to send through the Exchange 2010 hub transport server to external emailadresses. This is how you can do this : Create a new receive connector : With the following permissions : Final important stap, use powershell to grant anonymous permissions : […]
Lees verder… from SMTP error message “550 5.7.1 Unable to relay”
Everybody has seen it one or twice. When importing exchange data using PST files that a user has both an postvak in as an inbox folder. I found a nifty tool that changes the language of the exchange mailbox to a specified language. For example : As you can see the above mailbox language is […]
A customer had problems synchronizing large amount of data to an EMC CIFS share using the robocopy /mir commandline option.
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2011/07/14 13:38:58 ERROR 112 (0x00000070) Creating Destination Directory \\xxxx\xxx\ There is not enough space on the disk. Waiting 30 seconds... |
After some troubleshooting I found that opslock, hidden sharing and CIFS caching were not the problem but the fact that the share was thin created. I created 2 shares, one thin and one fat. You […]
Lees verder… from Robocopy Error #112 when copying large amount of data to EMC cifs
Today I ran into a problem with Forefront TMG error. I got strange script errors and constantly received “Member not found” errors. I thought it had something to do with IE Language settings. I decided to de-install IE9 and the problem was instantly gone. I contacted Microsoft Technical Support and they said it’s a known […]
Lees verder… from Forefront TMG error : Member not found and script errors
Today a customer complained about DNS problems. They got the following errors : The system failed to register pointer (PTR) resource records (RRs) for network adapter with settings : Adapter Name : { ID } Host Name : HOST NAME Adapter-specific Domain Suffix : Host Name.local DNS server list : DNS Servers Sent update to […]
Today I ran into the following error : The solution was to delete invalid records in the forward lookup zone. Then a ipconfig /registerdns and the dcpromo (demote) went fine! […]
One major drawback using the CSV import option with BPOS is that you only can specify one (!) domain. Our customer has multiple domains (like almost any company) and it seems that I had to edit al the user settings manually. I found the solution. Before : You see, only the default @xyz.emea.microsoftonline.com has been […]
Lees verder… from BPOS : Add multiple domains after import users with CSV file
Do you get the following error when accessing your online Sharepoint (BPOS) site ? : Then you problably do not have the SSO sign in tool installed. Download it here. Microsoft says the sharepoint site can be accessed without the sign in tool but only read-only. My experience is that you need the tool to […]
Lees verder… from BPOS: Certificate error when oppening Sharepoint site
Consider the following scenarios: Scenario 1 You have two DHCP servers that are running Windows Server 2008 R2. You set up a split-scope configuration on both DHCP servers. You make identical reservations on both DHCP servers. A DHCP client that reserves an IP address broadcasts a DISCOVER packet and both DHCP servers respond to the […]
While creating a reservation in a DHCP scope (Windows 2008 R2) I received the error mentioned. After some investigation I discovered that Windows 2008 R2 doesn’t allow reservations that are not in the scope, although the subnetmask (for example 255.255.0.0) is big enough. Changing the subnetmask isn’t an option, so you have to delete and re-create […]
Lees verder… from Error : The specified DHCP client is not a reserved client.
When importing multiple scopes after each other you get the “cannot find the file specified”. It’s a bug (not a feature :-)). Solution is to exit after each import. […]
Lees verder… from The system cannot find the file specified when importing DHCP scope
Use the following steps to migrate the DHCP configuration & settings : Logon to the source (W2K3) server Start the command prompt (cmd.exe) netsh DHCP server 127.0.0.1 export W2K3DHCP all or export W2K3DHCP <scope, e.q. 10.1.1.0> Copy the export file to the other (W2K8) server stop the DHCPSERVER net stop DHCPSERVER or using services.msc delete […]
Lees verder… from Howto : Migrate DHCP scope from Windows 2003 to Windows 2008 Server
Although I don’t think it’s necessary for error 80072EFD but it’s a magic cure for many – Stop Windows update services ; cmd net stop wuauserv (to stop Automatic updates service) Rename the “SoftwareDistribution” folder: a. Click Start, click Run, type %systemroot%, and then click OK. b. Right-click the SoftwareDistribution folder, and then click Rename. […]
