Hi, this depends on what is the snmp version you are using. you have to check the community string configured. if using snmp v2 for example. please check this part of the cofnig guide: http://www.cisco.com/en/US/docs/wireless/controller/7.0/configur...
Hi, changing the IP will not affect the certificate of the ACS, neither joining the domain, in worst scenarios, in case you face problem of having it back to Domain " can be domain side issue or clock issue" you can simply remove the machine entry ...
Do you have NCS or WCS in your setup?if so, the easier way is to use them,, as you can pull such report for each user...please checkhttp://www.cisco.com/en/US/docs/wireless/ncs/1.0/configuration/guide/reps.html#wp1091381
