Automatic backup and fallback of Cisco iOS profiles requires the use of the Archive Archive configuration mode feature of iOS. In general, only the version number of iOS has the Archive configuration mode feature in 12.3 (4)
Cisco iOS profile automatic backup All commands are as follows:
router>
Router>enable
Ro
Introduction
My company wowould like to set up a call center. the call center needs a VOIP router. we choosed Cisco 2811, and we applied an E1 cable to host 30 phones in. we need to do necessary configuration in the Cisco 2811 router.
Config the Cisco 2811 router
We have Ed the router. we started to
When we want to perform permission rating management on a Cisco router or switch, it is often necessary to assign different levels of users a command that exceeds the default settings, such as show run, which is the most basic troubleshooting command.However, the command cannot be executed when your user level is at 0-14. You can assign permissions to these users using the following command:Privilege EXEC level show Running-configWhen the configuratio
There are multiple backup technologies for Cisco routers. Here we will introduce the router's own backup technology and line backup technology.
Generally, a router is a bridge between a LAN and a wan.
The so-called router's own backup technology is designed to solve a route
name as the Tftpserver root directory.
Set up iOS to start:Use the show version command first to view the iOS that Cisco devices are using nowR#show version......System image file is ' Flash:XXX.bin '//xxx.bin is the version of iOS you are using nowSee what's saved in FlashR#show Flash......Xxx.binXxxx.bin//.bin the end of the file is Cisco's iOS fileSpecify Cisco boot iOS versionR (
Configuring Backup and Recovery for Cisco 3560 using a TFTP serverSwitch#copy running-config TFTP:Address or name of remote host []? 192.168.166.236Destination filename [switch-confg]?To ensure that the switch and TFTP server can be connected between the line.Restore words using similar commandsSwitch#copy Tftp:running-configAddress or name of remote host []? 192
This article mainly introduces the backup and recovery of IOS software. An important method is the backup and recovery of IOS software. Today, I will share with you some tips on the backup and recovery of this IOS software. We hope to make progress together with readers.
I. a principled suggestion
Before upgrading the IOS software of a
With the development of the routing industry, its application is more extensive. Here we mainly analyze the knowledge about the backup router. Network Transmission of some key business data of some enterprises or organizations requires high reliability of network equipment and convenient maintenance.
There are multiple backup technologies for Cisco routers. Here
Analysis of Cisco router IOS backup and recovery
Introduction:
I. Wiring
Serial Interface-> console and pc Nic interfaces-> F0/0
// The IP address of the PC and the F0/0 interface (of course, other interfaces can be connected to the network cable). The IP address can be in the same network segment. You can also use an Internet ip address!
Ii. Tools
3 CDaemon (tftp server) and CRT (access routing tool)
Iii.
The Cisco router switch sets automatic backup for IOS files and restores the automatic backup and rollback of Cisco IOS configuration files. The archive configuration mode function of IOS is required. Generally, only IOS versions 12.3 (4) All commands for automatic backup of
The group unified switch iOS upgrade, enhanced security, the following is the upgrade and backup Cisco WS-C3750G-24TS-1U switch Operation instance.Required Tools: TFTP tool, SECURECRT, download latest iOS (available to Cisco official website), console lineFirst, use the console line to connect the 3750 switch, and set the ip:172.17.51.179 to ensure that the conne
successfully and you can view your saved files on the TFTP server.4. Restore your configuration file, ping the TFTP server, keep the connection, download from TFTP to the routerCopy tftp running-config Download the previously configured backup from TFTP and restore the router's configuration fileIP address of the 192.168.1.1 TFTP serverRUNNING-CONFIG-BK you want
The next step is to upgrade iOS, where a good TFTP server software is used.http://tftpd32.jounin.net/How to use it I won't say, go downFirst to download to the corresponding iOS package, I use the official tar package here, so the process is a little different# Debug The local tftp SERVER, and put iOS bag together enable# dir First look at the remaining space enough to put, if not enough, first erase flash: empty flash to continue, pay attention to the first
{PRIMARY:NODE0} [Edit Services][Email protected]# ShowRPM {Probe Probe-2nd-line {Test 2nd-isp {Target address 11.22.33.44; //Probe target address, probe type default is Icmp-pingProbe-count 6; How many times, 6 times?Probe-interval 10; The detection interval is 10 seconds each time.Test-interval 15; 6 times a cycle, how many seconds each cycle interval, 15 seconds. It means that there is No 10 seconds to send a ping, 6 times, 6 times, and so on for 15 seconds in a new round of detection.History
HSRP Introduction:
HSRP (HOST STANDBY ROUTER PROTOCOL), also known as the Hot Backup protocol. Cisco platform is a proprietary technology, Cisco's private protocol. HSRP runs on UDP, using port number 1985.
The principle of the hot backup protocol:
The protocol contains multiple routers, corresponding to the HSRP group. Only active routers in this group assume
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