Radius 1 name:		KAMC_Radius_21
Radius 1 IP (Host):	10.11.11.21
key:			KAMClan2011
NAS ID:			KAMC-WLAN-MASTER-SC1
NAS IP:			10.11.30.2

Radius 2 name:		KAMC_Radius_22
Radius 2 IP (Host):	10.11.11.22
key:			KAMClan2011
NAS ID:			(KAMC-WLAN-LOCAL-M3
NAS IP:			10.11.30.5

----------------------

Configuration that done On MASTER CONTROLLER:

aaa authentication-server radius KAMC_Radius_21
host 10.11.11.21
enable
key KAMClan2011
nas-identifier KAMC-WLAN-MASTER-SC1
nas-ip 10.11.30.2

aaa authentication-server radius KAMC_Radius_22
host 10.11.11.22
enable
key KAMClan2011
nas-identifier (KAMC-WLAN-LOCAL-M3
nas-ip 10.11.30.5

-------------------------

TEST:

(KAMC-WLAN-MASTER-SC1) #aaa test-server mschapv2 KAMC_Radius_21 test1 test1

Authentication Successful

(KAMC-WLAN-MASTER-SC1) #aaa test-server mschapv2 KAMC_Radius_22 test1 test1

AAA server timeout