have 4 switch 3560 POE-8 , 2 of them have been RESET, AND w l c 2100 RESET too, but there are firewall AND ONE switch. Keeps the OLD CONFIG. I try to restore the network to the same old CONFIGURATION Please help .. I am not a specialist in wireless. Attached to you the config of switch and firewall .. Switch: WLAN-SW0#show running-config Building configuration... Current configuration : 1918 bytes ! version 12.2 no service pad service timestamps debug datetime msec service timestamps log datetime msec no service password-encryption ! hostname WLAN-SW0 ! boot-start-marker boot-end-marker ! enable secret 5 $1$LKX4$JVSDzby6c93T7vqq9z3uD0 enable password cisco123 ! username admin privilege 15 secret 5 $1$3Xg0$tsxaOVuS90QSOGrNDqYmZ. no aaa new-model system mtu routing 1500 ip subnet-zero no ip dhcp use vrf connected ip dhcp excluded-address 10.10.10.2 10.10.10.21 ! ip dhcp pool hanin network 10.10.10.0 255.255.255.0 dns-server 10.10.10.2 default-router 10.10.10.20 ! ip dhcp pool hain ! ! ! ! ! ! ! ! spanning-tree mode pvst spanning-tree extend system-id ! vlan internal allocation policy ascending ! ! ! interface FastEthernet0/1 description CONNECTED-TO-AP switchport access vlan 100 switchport mode access spanning-tree portfast ! interface FastEthernet0/2 description CONNECTED-TO-AP switchport access vlan 100 switchport mode access spanning-tree portfast ! interface FastEthernet0/3 description CONNECTED-TO-AP switchport access vlan 100 switchport mode access spanning-tree portfast ! interface FastEthernet0/4 description CONNECTED-TO-AP switchport access vlan 100 switchport mode access spanning-tree portfast ! interface FastEthernet0/5 ! interface FastEthernet0/6 switchport access vlan 100 switchport mode access spanning-tree portfast ! interface FastEthernet0/7 description CONNECTED-TO-FIREWALL-ON-0/3 switchport access vlan 100 switchport mode access spanning-tree portfast ! interface FastEthernet0/8 description CONNECTED-TO-FIREWALL-ON-0/0 ! interface GigabitEthernet0/1 ! interface Vlan1 ip address 192.168.1.20 255.255.255.0 ! interface Vlan100 ip address 172.16.100.50 255.255.255.0 ! ip classless ip http server ! ! control-plane ! ! line con 0 exec-timeout 0 0 line vty 0 4 password cisco login local line vty 5 15 password cisco login ! end ASA: ciscoasa# show running-config : Saved : ASA Version 8.0(4) ! hostname ciscoasa enable password 8Ry2YjIyt7RRXU24 encrypted passwd 2KFQnbNIdI.2KYOU encrypted names ! interface Vlan1 nameif inside security-level 100 ip address 172.16.10.1 255.255.255.0 ! interface Vlan2 nameif outside security-level 0 ip address dhcp setroute ! interface Vlan100 no forward interface Vlan2 nameif WLAN-MANAGEMENT security-level 50 ip address 172.16.100.55 255.255.255.0 ! interface Ethernet0/0 switchport access vlan 2 ! interface Ethernet0/1 ! interface Ethernet0/2 ! interface Ethernet0/3 switchport access vlan 100 ! interface Ethernet0/4 ! interface Ethernet0/5 ! interface Ethernet0/6 ! interface Ethernet0/7 ! ftp mode passive object-group protocol DM_INLINE_PROTOCOL_1 protocol-object ip protocol-object icmp access-list inside_access_in extended permit udp 172.16.10.0 255.255.255.0 any eq domain access-list inside_access_in extended permit object-group DM_INLINE_PROTOCOL_1 172.16.10.0 255.255.255.0 172.16.100.0 255.255.255.0 access-list inside_access_in extended permit ip 172.16.10.0 255.255.255.0 any pager lines 24 logging asdm informational mtu inside 1500 mtu outside 1500 mtu WLAN-MANAGEMENT 1500 icmp unreachable rate-limit 1 burst-size 1 asdm image disk0:/asdm-647.bin no asdm history enable arp timeout 14400 global (outside) 1 interface nat (inside) 1 0.0.0.0 0.0.0.0 access-group inside_access_in in interface inside timeout xlate 3:00:00 timeout conn 1:00:00 half-closed 0:10:00 udp 0:02:00 icmp 0:00:02 timeout sunrpc 0:10:00 h323 0:05:00 h225 1:00:00 mgcp 0:05:00 mgcp-pat 0:05:00 timeout sip 0:30:00 sip_media 0:02:00 sip-invite 0:03:00 sip-disconnect 0:02:00 timeout sip-provisional-media 0:02:00 uauth 0:05:00 absolute dynamic-access-policy-record DfltAccessPolicy http server enable http 172.16.10.0 255.255.255.0 inside http 172.16.100.0 255.255.255.0 WLAN-MANAGEMENT no snmp-server location no snmp-server contact snmp-server enable traps snmp authentication linkup linkdown coldstart crypto ipsec security-association lifetime seconds 28800 crypto ipsec security-association lifetime kilobytes 4608000 telnet timeout 5 ssh timeout 5 console timeout 0 dhcp-client client-id interface outside dhcpd auto_config outside ! dhcpd address 172.16.10.2-172.16.10.33 inside dhcpd dns 4.2.2.2 8.8.8.8 interface inside dhcpd enable inside ! threat-detection basic-threat threat-detection statistics access-list no threat-detection statistics tcp-intercept username admin password e1z89R3cZe9Kt6Ib encrypted privilege 15 ! class-map inspection_default match default-inspection-traffic ! ! policy-map type inspect dns preset_dns_map parameters message-length maximum 512 policy-map global_policy class inspection_default inspect dns preset_dns_map inspect ftp inspect h323 h225 inspect h323 ras inspect rsh inspect rtsp inspect esmtp inspect sqlnet inspect skinny inspect sunrpc inspect xdmcp inspect sip inspect netbios inspect tftp inspect http inspect icmp ! service-policy global_policy global prompt hostname context Cryptochecksum:6998286872ff4c7872572cf02fcd34ed : end ciscoasa#