>[оверквотинг удален]
>>>[OK]
>>*Mar  1 00:19:06.014: %LINK-3-UPDOWN: Interface BVI1, changed state to down
>>*Mar  1 00:19:07.014: %LINEPROTO-5-UPDOWN: Line protocol on Interface BVI1, changed state
>>to down
>>
>>Хелп!
>
>А он у тебя случайно не в режиме репитора сконфигурен был? Насколько
>я помню эзер отключается в режиме репитора! Приведи весь конфиг плиз
>

достались девайсы с законченного объекта, в кол-ве 4-х штук, без паролей и настроек, поэтому делал сброс на всехз: 3-и поднялись и заработали, без прошивок и т.п., эта ни в какую.
конфиг + инфо:
cisco AIR-AP1231G-E-K9     (PowerPC405GP) processor (revision A0) with 15138K/1236K bytes of memory.
Processor board ID FOC09492MA7
PowerPC405GP CPU at 196Mhz, revision number 0x0145
Last reset from power-on
1 FastEthernet interface
1 802.11 Radio(s)

32K bytes of flash-simulated non-volatile configuration memory.
Base ethernet MAC Address: 00:16:47:3D:B9:AF
Part Number                          : 73-8704-10
PCA Assembly Number                  : 800-23211-11
PCA Revision Number                  : A0
PCB Serial Number                    : FOC09492MA7
Top Assembly Part Number             : 800-23304-11
Top Assembly Serial Number           : FCZ1002Z2LB
Top Revision Number                  : A0
Product/Model Number                 : AIR-AP1231G-E-K9    

ap#sh run
Building configuration...

Current configuration : 1129 bytes
!
version 12.3
no service pad
service timestamps debug datetime msec
service timestamps log datetime msec
service password-encryption
!
hostname ap
!
enable secret 5 $1$JoKu$09HdMEsTclFrJ99W8cJyO/
!
ip subnet-zero
ip domain name tmmr-kddi
!
!
no aaa new-model
!
!
username Cisco password 7 1531021F0725
!
bridge irb
!        
!
interface Dot11Radio0
no ip address
no ip route-cache
shutdown
speed basic-1.0 basic-2.0 basic-5.5 6.0 9.0 basic-11.0 12.0 18.0 24.0 36.0 48.0 54.0
station-role root
bridge-group 1
bridge-group 1 subscriber-loop-control
bridge-group 1 block-unknown-source
no bridge-group 1 source-learning
no bridge-group 1 unicast-flooding
bridge-group 1 spanning-disabled
!
interface FastEthernet0
no ip address
no ip route-cache
duplex auto
speed auto
bridge-group 1
no bridge-group 1 source-learning
bridge-group 1 spanning-disabled
!
interface BVI1
ip address dhcp client-id FastEthernet0
no ip route-cache
!
ip http server
no ip http secure-server
ip http help-path http://www.cisco.com/warp/public/779/smbiz/prodconfig/help/eag
!
bridge 1 route ip
!
!
!
line con 0
line vty 0 4
login local
!
end

ap#