Web based backup issue
Hi,I got "cannot copy file cannot read from source file or disk" error When I'm trying to download backup file from web based interface.After click on "Create backup file", Save as dialog opens, but in...
View ArticleLoad Balanced (virtual ip) not working over Cisco Wireless Controllers
I have two kemp 2200's, I am trying to load balance a web server, everything works fine when trying from wired clients however I have a large Cisco Wireless deployment and the virtual IP does not work...
View Articleissues accessing VLAN ip addresses
I have the Eth0 with IP addresses 192.168.1.200 on that interface I have also created Vlan 250 with IP: 10.250.1.200 and VLAN 906 with IP address 192.168.1.200, same as on ETH0. The VLAN 250 is working...
View ArticleMAPI not working with one-armed setup
I have a simple one-armed installation of the Kemp VLM. We have two Exchange 2010 Servers (MBX,CAS,HUB) with DAG connected to the VLM. HTTPS and SMTP both work fine but we cannot get the MAPI VIP to...
View ArticleOne VS works with L7 but not with L4
Hi all,I created a VS for publish a 443 port to one Exchange Server, with L7 configuration works fine but when I remove the "Force L7" check, the VS doesn't work.Can you help me?Thanks.
View ArticleOutlook Prompting for Credentials when real server goes offline
I have 3 real servers in my MAPI VS. When one goes offline, Outlook prompts for authentication. Is there a setting in the Exchange MAPI template I need to change?
View Articleexchange-2010-popup-credentials
Hello,we have a similar Problem to this Post.http://forums.kemptechnologies.com/index.php?p=/discussion/19382/exchange-2010-popup-credentials/p1We also have two Exchange Servers with al Roles but no...
View ArticleSMTP load balancing
Hi, Last weekend I installed a new virtual load balancer. Everything has been working fine from Saturday until today. Today our Ironport stopped delivering mail to the virtual IP of the Kemp. We needed...
View ArticleExchange 2010 L7 transparency and different Subnets
Currently we have a new Exchange 2010 enviroment configured next to the existing Exchange 2003 server:2x CASHUB servers in a CAS array2x Mailbox servers in a DAG.2x LM-2200 Active passive in an 2 armed...
View ArticleAdding new Real Servers - Already existing
We have added a 4th exchange server to our environment. I have gone it the Virtual Service click Modify>Expand Real Servers> Add New..>Enter IP Address >Add this Real Server and it tells...
View ArticleLoad balancer, External IP in IIS logs and in .net code
Hello,I have 2 KEMP VLM1000's which run in HA mode. I'm load balancing some IIS 7.5 web servers, but I have 2 major issues.1) The EXTERNAL client IP address is NOT getting logged in the IIS logfiles....
View ArticleOutlook requires to quit and restart when disabling RS
Hello,greetings to everyone, I am new here...I am in the pilot phase of setting up a KEMP VLM running 6.0-42 to Exchange 2010. I have set up a MAPI VS using the KEMP Exchange template. Now, when I am...
View Articleincrease Real Server Check time out (VLM)
Is there a way to increase the time the load balancer waits for an answer on it's real server check?We're currently having performance issues on our Exchange servers and while these are happening, the...
View ArticleConnection reset on basic syslog connection
We are running Kemp LoadMaster 5.1 to load balance an application used for audit logging. The client is opening a TCP connection, sends a TCP PSH package with XML data with syslog header prepended,...
View ArticleError connecting to the remote host 99
Hello Support,in the Logfile from our Kemp 3600 Cluster i can see a lot of these messages:[...]unit1 kernel: net_ratelimit: 13215 callbacks suppressedunit1 kernel: L7: ffff88011bc96bb8: Error...
View ArticleExchange 2010 DNS Question
I have two Exchange 2010 CAS/HUB/MB servers configured with the load balancer. Everything has been working fine up unil recently. Currently the servers are having issues updating their DNS info to our...
View ArticleHA-cluster inconsistent
We are having trouble with a pair of LoadMaster running in a HA-cluster. The usual pattern is that at some random point in time the cluster desynchronizes, with the primary node showing status...
View ArticleSNMP counters don't show any activity
We have a pair of LoadMaster running in a HA-cluster, one-armed configuration. Eth0 is used for inbound/outbound traffic, Eth3 is a direct connection between the two machines. Eth1 and Eth2 are not...
View Articletroubleshooting intermediate certs
I am using a VLM in front of Exchange 2010. iPhones running iOS 4 require an intermediate cert for ActiveSync to not prompt about the cert not being trusted.I added the intermediate cert to the VLM and...
View Article