Configuration guides for IT Administrators
BIG-IP F5
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Configure High Availability (Active/Standby) of BIG-IP F5 LTMs
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Read More →: Configure High Availability (Active/Standby) of BIG-IP F5 LTMsHA Prerequisites: All devices in device group are running the same version of BIG-IP system software. Configure NTP and verify that both devices show same date and time. You must perform this task locally on each device in the device group. Step 1: Create dedicated VLAN and Self IP for HA: Here we have chosen interface…
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Different Load balancing methods of BIG-IP LTM
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Read More →: Different Load balancing methods of BIG-IP LTMBIG-IP LTM provides various load balancing methods Under Pool > New Pool screen option. Most load balancing methods will allow you to choose between member and node. You will see the difference in the further article. Basically, you can load balance between either nodes or members. Node is just an IP address (10.240.102.50) of the…
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iRule for single VIP but with multiple pool
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Read More →: iRule for single VIP but with multiple poolHere I want to redirect our two websites visitors (en.microsoft.com and ph.microsoft.com) to same public IP but to two different pool. If someone types en.microsoft.com, LTM needs to redirect to a specific path /en and specific pool name en_pool If someone types ph.microsoft.com, LTM needs to redirect to a specific path /ph and specific pool name…
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F5 – http monitor newline character error
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Read More →: F5 – http monitor newline character errorwhen you attempt to save the http monitor configuration, a warning message may appear as value may not contain literal newline characters even though you might have entered correct syntax in the string. This is actually a bug SOL14162 explained with a work around solution, you need create the http monitor via tmsh. However we found…
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Connect F5 LACP ports to Cisco Switch on ether-channel
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Read More →: Connect F5 LACP ports to Cisco Switch on ether-channelF5 LACP Configuration: In both F5 boxes, configure LACP as shown in the screenshot Cisco Switch Configuration: Both these Cisco switches are stacked and it supports multi-chassis port-channel, i.e. creating port-channel between Ethernet interfaces of different switches. Set all these interface to default settings, this is to avoid mismatch on interface configuration causing failure of ether-channel formation. (config)# default int…
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F5 SSL offload – redirects traffic back in http instead of https
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Read More →: F5 SSL offload – redirects traffic back in http instead of httpsWe are using WebLogic Server at the backend and F5 LTM load balancer at front. Our SSL certificate is offloaded in F5 and users see https in their browser. But while looking at the packets (using F12) in the user computer and also in the logs of Weblogic server, everything was recorded as http instead of…
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BIG-IP LTM url redirection based on Geolocation
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Read More →: BIG-IP LTM url redirection based on GeolocationThere is no necessity to rewrite about downloading and installing Geo-location database as we have a friendly article written in F5 repository here. You can follow as guided in the article and you should be able to successfully complete setting up Geo-location in your F5 box. [admin@nlb01:Active:In Sync] ~ # cd /shared/tmp [admin@nlb01:Active:In Sync] tmp # md5sum…
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