Windows Server Activation

Several Windows Server 2019 installs wouldn’t let me activate them normally. To do it, launch an elevated command prompt and use this command - 

cscript c:\windows\system32\slmgr.vbs /ipk <product-key>

Cisco WLC AP Certificate Ignore

 For 7.4.140.0 and later:

(WLC)>config ap cert-expiry-ignore {mic|ssc} enable

https://community.cisco.com/t5/wireless/help-me-problem-with-wlc-and-ap/td-p/1958404

Excel - Compare two cells only if there is text in one. Otherwise display missing.

=IF(NOT(ISBLANK(G2)),(IF(A2=G2,"","FALSE")),"Missing")

Quick and Dirty Generate Random Words

 shuf -n20 /usr/share/dict/american-english

Sonicwall Netextender SSL VPN Client - Trusted Certificates

Trusted certificate thumbprints are stored in the registry at 

HKLM\SOFTWARE\SonicWall\SSL-VPN NetExtender\Standalone\TrustCerts

Cisco WLC Upgrade - Predownload Images to APs

 config ap image predownload primary all

show ap image all

(to check the status)

Show AP Power Levels via CLI in Newer Versions of AireOS

show advanced 802.11a summary

show advanced 802.11b summary

WLC Upgrade Info

config ap image predownload primary all
show ap image all

Show Info on and Sync Configs to a Failover ASA

If your ASAs are in an HA pair with one active and one standby:

From the primary ASA you can use the failover exec mate commands. This has to be done from config mode for some strange reason.

conf t
failover exec mate show


To sync the configs from the primary to the secondary use write standby 

Show All AP Power Levels via CLI

show ap config 802.11a summary
show ap config 802.11b summary

WLC AireOS AP Support Comparision Between version 8.0.140.0 and 8.2.141.0
Reference: http://www.cisco.com/c/en/us/td/docs/wireless/compatibility/matrix/compatibility-matrix.html#pgfId-243612


APs Supported in both 8.0.140.0 and 8.2.141.0
1040
1140
1260
1600
1700
2600
2700
3500e
3500i
3500p
3600e
3600i
3600p
3702e
3702i
3702p
600 OEAP
700
700W
AP802

APs only supported in 8.2.141.0
1810 OEAP
1810W
1830
1850
2800
3800
ASA5506W-AP702
AP803

APs only supported in 8.0.140.0
1130
1240
1250
AP801

CUE SMTP VM to Email Debugs

no trace all
clear trace
trace voicemail msgnotif all
trace configapi smtp debug
trace entitymanager NotifDevice all
trace smtp all
sho trace buffer tail

https://voiceonbits.com/2010/08/10/cue-voicemail-notification-through-email/

Cisco WLC Hex Settings

For a single controller with an IP address of 10.1.1.3 configure this in the DHCP scope.

option 43 hex f1040a010103

Also have to add option 60 to the DHCP scope. For a 1700 series AP:

option 60 ascii “Cisco AP c1700”

Cisco WLC Multicast Address

239.0.1.1


http://www.cisco.com/c/en/us/support/docs/wireless-mobility/wireless-lan-wlan/82463-wlc-config-best-practice.html

STP and Switching Loops

STP does not completely protect you from switching loops.

http://blog.ipspace.net/2012/04/stp-loops-strike-again.html
http://www.cisco.com/en/US/tech/tk389/tk621/technologies_tech_note09186a0080136673.shtml