查看当前获取的IP

AP94D4.69FA.1030#sh cap ip config 
IP Address                         : 10.249.100.2
IP netmask                         : 255.255.255.0
Default Gateway                    : 10.249.100.254

查看注册信息

下面的MwarApMgrIp 10.249.100.250就是WLC控制器的IP

AP7872.5D1D.58C0#sh capwap client rcb 
AdminState                         : ADMIN_ENABLED
OperationState                     : UP
Name                               : AP7872.5D1D.58C0
SwVer                              : 8.5.151.0
HwVer                              : 1.0.0.0
MwarApMgrIp                        : 10.249.100.250
MwarName                           : WLC-3504
MwarHwVer                          : 0.0.0.0
Location                           : default location
ApMode                             : FlexConnect
ApSubMode                          : Not Configured
CAPWAP Path MTU                    : 1485
CAPWAP UDP-Lite                    : Enabled
IP Prefer-mode                     : IPv4
AP Link DTLS Encryption            : OFF
AP TCP MSS Adjust                  : Enabled
AP TCP MSS size                    : 1250
LinkAuditing                       : disabled
Efficient Upgrade State            : Disabled
Flex Group Name                    : default-flex-group
AP Group Name                      : default-group
Cisco Trustsec Config
      AP Inline Tagging Mode                : Disabled
      AP Sgacl Enforcement                  : Disabled
      AP Override Status                    : Disabled

WLC上查看系统信息

(Cisco Controller) >show sysinfo 

Manufacturer's Name.............................. Cisco Systems Inc.
Product Name..................................... Cisco Controller
Product Version.................................. 8.5.151.0
RTOS Version..................................... 8.5.151.0
Bootloader Version............................... 8.5.103.0
Emergency Image Version.......................... 8.5.103.0

OUI File Last Update Time........................ N/A
Build Type....................................... DATA + WPS

System Name...................................... WLC-3504
System Location.................................. 
System Contact................................... 
System ObjectID.................................. 1.3.6.1.4.1.9.1.2427
Redundancy Mode.................................. Disabled
IP Address....................................... 10.249.100.250
IPv6 Address..................................... ::
Last Reset....................................... Soft reset due to RST_SOFT_RST write 
System Up Time................................... 0 days 0 hrs 57 mins 38 secs
System Timezone Location......................... 
System Stats Realtime Interval................... 5

--More-- or (q)uit
System Stats Normal Interval..................... 180

Configured Country............................... CN  - China
Operating Environment............................ Commercial (10 to 35 C)
Internal Temp Alarm Limits....................... -10 to 80 C
Internal Temperature............................. +64 C
Mgig Temp Alarm Limits........................... -10 to 78 C
Mgig Temperature................................. +52 C
External Temp Alarm Limits....................... -10 to 71 C
External Temperature............................. +44 C
Fan Status....................................... OK
Fan Speed Mode................................... Disable

State of 802.11b Network......................... Enabled
State of 802.11a Network......................... Enabled
Number of WLANs.................................. 1
Number of Active Clients......................... 0

OUI Classification Failure Count................. 0

Memory Current Usage............................. 34
Memory Average Usage............................. 34
CPU Current Usage................................ 0

CPU Average Usage................................ 0

Flash Type....................................... Compact Flash Card
Flash Size....................................... 1073741824

Burned-in MAC Address............................ CC:70:ED:88:88:OO
Maximum number of APs supported.................. 150
System Nas-Id.................................... 
WLC MIC Certificate Types........................ SHA1/SHA2
Licensing Type................................... RTU