Playing with the virtual WLC and ran into a strange problem. When I have the management interface set to trunk I cannot access the GUI or SSH – the APs still register, clients still authenticate and I can still ping; I just can’t manage it. If I switch it back to access (VLAN 0) the GUI starts to work again.
The ESX server is configured correctly and it's sending the trunks.
I have a 5508 setup largely the same way and it seems to be working fine.
Does your VM NIC configured with a port group which will allow multiple vlan ? I have recently created a VM for testing & was able to do this. Here is some of settings of that VM (Vlan 1290 is mgmt & tag at WLC & vlan 1420 is the user vlan)
The problem was due to an interoperability issue between ESXi and the HP G8 blades. Both Cisco and VMWare have identified an issue where the packets are corrupted once trunking is enabled. VMWare is working with HP to resolve the issue.
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(#)For this reason being that : - application that doesn't use multicast, sends one copy of each packet ( data unit of traffic at layer 3 ) to each client (" who seeks the traffic ).- application that does use multicast, sends ...
Transferring Crash file from standby:
Login to the Active WLC in HA.
(Cisco Controller) >transfer upload datatype crash
(Cisco Controller) >transfer upload filename <Desired filename>
(Cisco Controller) >transfer up...
This is the start of a display filter cross reference between Wireshark and OmniPeek.
The 1st installment is a table of advanced filters. More filters will be added as time allows.
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