Problem When attempting to add Primary and Isolated VLANs on an NSX-T (3.1.3) Enabled VDS switch in vsphere 7.0 environment we got the following error: Unable to set Pvlan Map: Status(bad0004)= Busy Resolution There is no resolution at the time of writing but this will be fixed in version 3.2 of NSX-T Edit 06/12/2021 – Read More…
Category: NSX
Configure HAProxy SSL Passthrough
This quick guide explains how to install HAProxy with SSL passthrough on a Centos/Rocky 8 OS. This is specific to a NSX-T Manager install but can be used/tweaked for any environment Install HA proxy Configure haproxy with front and back end servers Add following entries Note: I was able to use balance source in the Read More…
Remove SSH Timeout from NSX-T Manager
The default timeout for SSH on NSX-T Manager is 10 minutes (600 seconds). This is rather annoying when you need to make a cup of tea and come back and all your sessions have disappeared. To remove the SSH timeout connect to the NSX Manager via the admin account using SSH. nsx01> set cli-timeout 0 Read More…
Change Default Gateway on NSX-T Manager
I deployed an NSX-T Manager (3.1.0) but the gateway didn’t appear to be set so I couldn’t access it from outside the network In order to change this Console into the NSX-T Manager that was just deployed Log in using the admin credentials Type set route prefix 0.0.0.0/0 gateway {ip} eth0 eg set route predix Read More…
NSX-T Password Expiry Commands
Useful commands To reset a root password that has expired (and you still have the admin login) set user root password “new-pass” old-password “old-pass” To set the root password to never expire clear user root password-expiration To set no SSH timeout set cli-timeout 0
Upgrade NSX-T from 2.5.1 to 3.0
Upgrade NSX-T 2.5.1 to 3.0 Please find the step-by-step process for upgrading NSX-T 2.5.1 to 3.0 1) Download NSX Cloud Upgrade Bundle for NSX-T 3.0.0 from Vmware.com website. 2) Log into NSX-T Manager Node (DO NOT USE VIP) Go to System -> Upgrade -> Upload MUB file -> {Select file} -> Upload This will upload Read More…
Debug NSX Edge Traffic
OS: NSX Edge: 6.4.x Show routing table show ip route Show Interfaces show int Display debug information on a specific interface debug packet display interface {int_name} eg debug packet display interface vNic_2 Display debug information on specific interface and remote host debug packet display interface {int_name} host_{IP Address} eg debug packet display Read More…
NSX Alert: Possible DHCP DOS Attack on Host
Problem Running NSX. 6.4.3. An error was keep appearing on one of our 6.7 ESXi hosts: NSX Alert: Possible DHCP DOS attack on host Resolution I believe this is a false positive from a bug in 6.4.x To check if there are any issues log into the affected ESXi host and run the following Read More…
NSX Manager Disconnected from vCenter
Problem We noticed NSX Manager had become disonnected from both the lookup service and vCenter Troubleshooting Check Connectivity From NSX Manager # debug connection {IP_of_vCenter} PING 10.63.240.1(10.63.240.1): 56 data bytes 64 bytes from 10.63.240.1: icmp_seq=0 ttl=64 time=0.205 ms 64 bytes from 10.63.240.1: icmp_seq=1 ttl=64 time=0.134 ms 64 bytes from 10.63.240.1: icmp_seq=2 ttl=64 time=0.096 ms Read More…
Change Default Gateway of NSX Controller
Problem A default gateway on the IP Pool servicing the NSX controllers had been mistyped during installtion. I needed to change this so my montioring system could route traffic to the 3 controllers. Versions: NSX .6.4.3 vCenter 6.7 Caveats NTP Server was on a different subnet so current controllers could not route to Read More…
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