Tag: AP
AP is not registered on the wlc
An AP is not registered with the wlc. After half a day, I used a command to find out the cause.
Debug lwapp events enable
Found
* Mar 1 00:51:04. 203: lwapp_client_event: spamsenddiscoveryrequest: sending discovery Type 0 to handle 255.255.255* Mar 1 00g: 51: 04.206: lwapp_client_event: spamdecodediscoveryreply-ignore discovery response: Version 4.2.176.0 is not sup
If you forget the Cisco WLC Wireless Controller Administrator password, follow these steps to modify it ~
After the wireless controller starts, enter Restore-password at the user prompt
Enter a new user name at the ranter user name prompt
Enter the new password at the Enter password prompt
Re-enter the new password at the Restore-password prompt
Save
The above steps complete the password reset of the wireless controllerThis article
] [notice] Child 5980: All worker threads have exited.
[Sun Feb 03 18:23:39 2013] [notice] Child 5980: Child process is exiting
[Sun Feb 03 18:30:28 2013] [notice] Child 5324: Process exiting because it reached MaxRequestsPerChild. Signaling the parent to restart a new child process.
[Sun Feb 03 18:30:28 2013] [notice] Parent: specified Ed restart signal -- Restarting the server.
[Sun Feb 03 18:30:29 2013] [notice] Child 5324: Released the start mutex
[Sun Feb 03 18:30:30 2013] [notice] Apache/2
:39 2013] [Notice] Child 5980:child process is exiting
[Sun Feb 03 18:30:28 2013] [Notice] Child 5324:process exiting because it reached Maxrequestsperchild. Signaling the parent to restart a new child process.
[Sun Feb 03 18:30:28 2013] [Notice] parent:received Restart Signal--restarting the server.
[Sun Feb 03 18:30:29 2013] [Notice] Child 5324:released the start mutex
[Sun Feb 03 18:30:30 2013] [Notice] apache/2.2.22 (WIN32) php/5.2.10 configured--Resuming normal operations
[Sun Feb 03 18:30:
Here's my wireless network environment1, two Cisco WLC 5508 hot Standby2, two ACS, one ACS at other sites, ACS is the newly purchased hardware3, the production network part uses WPA2+MAC address authentication Way4, the office network part uses 802.1X, using the Cisco LEAP Protocol, combined with Windows AD, using Windows account to log on to the wireless network.Welcome to the wireless network of intereste
Feb 03 18:23:29 2013] [notice] Child 5324: Acquired the start mutex.
[Sun Feb 03 18:23:29 2013] [notice] Child 5324: Starting 120 worker threads.
[Sun Feb 03 18:23:29 2013] [notice] Child 5324: Listening on port 80.
[Sun Feb 03 18:23:34 2013] [notice] Child 5980: All worker threads have exited.
[Sun Feb 03 18:23:39 2013] [notice] Child 5980: Child process is exiting
[Sun Feb 03 18:30:28 2013] [notice] Child 5324: Process exiting because it reached MaxRequestsPerChild. Signaling the parent to re
worker threads has exited.
[Sun Feb 03 18:23:39 2013] [Notice] Child 5980:child process is exiting
[Sun Feb 03 18:30:28 2013] [Notice] Child 5324:process exiting because it reached Maxrequestsperchild. Signaling the parent to restart a new child process.
[Sun Feb 03 18:30:28 2013] [Notice] parent:received Restart Signal--restarting the server.
[Sun Feb 03 18:30:29 2013] [Notice] Child 5324:released the start mutex
[Sun Feb 03 18:30:30 2013] [Notice] apache/2.2.22 (WIN32) php/5.2.10 configured--
1. Print the native device name and IPV4 address#!/usr/bin/python2.7#-*-Coding=utf-8-*-import socketDef print_machine_info ():HOST_NAME = Socket.gethostname () #本机设备名 ip_address = Socket.gethostbyname (host_name) # The IP address corresponding to the device namePrint "%s \ ' s IP is%s"% (host_name,ip_address) # Printingif __name__ = = ' __main__ ':Print_machine_info ()2. Get the IP address information for the remote device#!/usr/bin/python2.7Import socketDef print_machine_info ():Remote_hostnam
A few days ago the user called to say that the administrative building wireless network is not good use, all the APS are bright red! Very strange, because the day before the use is normal, how all the bad use it? Rushed to the user site login WLC, found on the WLC a lot less APS, and these APs are 1131, the other models of 1142, 1602 are working properly, is it really bad?View
Release date:Updated on:
Affected Systems:Cisco Wireless LAN Control 7.2Cisco Wireless LAN Control 7.1Cisco Wireless LAN Control 7.0Unaffected system:Cisco Wireless LAN Control 7.2.103.0Cisco Wireless LAN Control 7.1.91.0Cisco Wireless LAN Control 7.0.220.0Description:--------------------------------------------------------------------------------Bugtraq id: 57524CVE (CAN) ID: CVE-2013-1104Cisco WLC is responsible for system-wide wireless LAN function
Release date:Updated on:
Affected Systems:Cisco Wireless LAN Control 7.2Cisco Wireless LAN Control 7.1Cisco Wireless LAN Control 7.0Unaffected system:Cisco Wireless LAN Control 7.2.103.0Cisco Wireless LAN Control 7.1.91.0Cisco Wireless LAN Control 7.0.220.0Description:--------------------------------------------------------------------------------Bugtraq id: 57524CVE (CAN) ID: CVE-2013-1105Cisco WLC is responsible for system-wide wireless LAN function
,
LVS needs to turn on routing forwarding2.2.3 LVS TUN Tunnel
Can achieve high availability across the computer room for some applications2.2.4 LVS Full NATImplement multiple LB scheduler to process requests (ospf+ multiple LVs)2.3 LVS Scheduling algorithmFixed scheduling algorithm: Rr,wrr,dh,shDynamic Scheduling algorithm: WLC,LC,LBLC,SED,NQCommon algorithms: RR, WRR, WLCRR round robin (Round-robin), which assigns a request to a different RS
enterprise wireless network, there will be a region without wireless signals. When this LAP fails, the background WLC will immediately detect it. At this time, the WLC automatically adjusts the transmit power of its adjacent LAP to increase the transmit power to increase the cellular range. By increasing the coverage of surrounding cells, we can make up for the missing signals again. In this case, the wire
size. For example, in Cisco's wireless network deployment, when a LAP fails, its cell disappears. In the deployment diagram of the enterprise wireless network, there will be a region without wireless signals. When this LAP fails, the background WLC will immediately detect it. At this time, the WLC automatically adjusts the transmit power of its adjacent LAP to increase the transmit power to increase the ce
Tags: structure body installation Complete WLC SOURCE address LSE Service CAT LinuxThe Linux virtual Server (LVS) project provides the most common load balancing software on the Linux operating system.Cluster definition :Cluster (cluster) technology is a relatively new technology, through clustering technology, can be paid at a lower cost in the performance, reliability, flexibility of relatively high returns, and its task scheduling is in the cluster
[Root @ Oracle9i mysql] # cp support-files/mysql. server/etc/init. d/mysql[Root @ oracle9i mysql] # chmod + x/etc/init. d/mysql[Root @ oracle9i etc] # chkconfig -- list mysqlService mysql supports chkconfig, but is not referenced in any runlevel (run 'chkconfig -- add mysql ')[Root @ oracle9i etc] # chkconfig -- add mysql 345 onChkconfig version 1.3.13.5.EL4-Copyright (C) 1997-2000 Red Hat, Inc.This may be freely redistributed under the terms of the GNU Public License.
Usage: chkconfig -- list [
Release date:Updated on:
Affected Systems:Cisco Wireless LAN Control 7.2Cisco Wireless LAN Control 7.1Cisco Wireless LAN Control 7.0Unaffected system:Cisco Wireless LAN Control 7.2.103.0Cisco Wireless LAN Control 7.1.91.0Cisco Wireless LAN Control 7.0.220.0Description:--------------------------------------------------------------------------------Bugtraq id: 57524CVE (CAN) ID: CVE-2013-1103Cisco WLC is responsible for system-wide wireless LAN function
that all the configurations are saved. The LVS configuration is complete. The final task is to start the master service on the Router of LVS:# Service pulse start# Chkconfig pulse onAt this time, we can see that eth0: 1 and eth1: 1 have been automatically created:[Root @ localhost ~] # IfconfigEth0: 1? ? Link encap: Ethernet ?? HWaddr 00: 0C: 29: 08: A1: 62 ??? ?? ?? ? Inet addr: 192.168.1.250 ?? Bcast: 192.168.1.255 ?? Mask: 255.255.255.0? ?? ?? ? Up broadcast running multicast ?? MTU: 1500 ??
access of a user to the same realserver within the timeout period. This method is not used in practice Ipvsadm-a-t192.168.0.1:0-S Wlc-p -(Unit is s) ipvsadm-a-T192.168.0.1:0-R192.168.1.2-W4-G ipvsadm-a-T192.168.0.1:0-R192.168.1.3-W2-g at this point test will find that access to the VIP via HTTP and SSH login VIP is directed to the same realserver above the PPCPPC used to send a user access to the same service within the timeout period to the same rea
{ Auth_type PASS auth_pass aminglinux } Virtual_ IPAddress { 192.168.106.200 } } Virtual_server 192.168.106.200 { # (query realserver status every 10 seconds) Delay _loop # (LVS algorithm) Lb_algo WLC # (dr Mode) Lb_kind Dr # (connection of the same IP is assigned to the same realserver within 60 seconds) Persistence_ Timeout # (check realserver status with TCP protocol) protocol TCP Real_server 192.168.106.165 { # (weight) Weight + Tc
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