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IOS upgrade CISCO Router

by ShahedMarch 3, 2011October 26, 20150

IOS upgrade CISCO Router: Install TFTP server on your PC/Laptop. Then keep your updated IOS on “C:TFTP-Root” directory & set ip and subnet mask on your NIC card. Here i use: 1.1.1.10 255.255.255.0 ip of my pc. [boxads] Router#sh flash: System flash directory: File Length Name/status 1 33725096 asr901-universalk9-mz.152-2.SNI.bin 2 1180 CAT1811U22B_1396860941.lic [33726404 bytes used, 66674744 available, 100401148 total] 98304K bytes of processor board System flash (Read/Write) [bodyads] Router# Router#erase flash: Erasing the flash filesystem will remove all files! Continue? [confirm] Erasing device… eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee eeeeeeeeeeeeeeeeeeeee …erased

by ShahedMarch 3, 2011October 29, 20152

Reset Cisco Router password: Today i will discuss how to reset Cisco Router password. so follow bellow steps……….. [boxads] Step-1. Reboot your router first, when it rebooting attempt to break into ROM Monitor (ROMmon) by issuing the break sequence (usually Ctrl and break from the Hyperterminal) from a console connection. Refer to: Cisco Standard Break Key Combinations You should see this ROMmon prompt: rommon 1> Step-2. Change the configure register value to ignore the startup configuration by issuing the confreg command, as shown in this example: rommon 1> confreg 0x2142 Step-3. To reload the router, issue the reset command, as …

by ShahedMarch 3, 2011October 29, 20150

Cisco Router factory-default: Today i will discuss how to do Cisco Router factory-default or initial configuration mode. we configure it two way, “Erase nvram“ and “erase startup-config”, So lets follow bellow procedure………..[boxads] #.To erase the configuration file, use erase nvram: command. Router> en Router#erase nvram: Reload the router by reload command. Router# reload

by ShahedMarch 3, 2011October 29, 20150

Juniper Router factory default: Are you want to juniper router factory default ? or delete total configuration ? There are many reason to want to reset the configuration back to factory defaults on a Juniper Router. Perhaps you bought a router off eBay and its got an existing configuration and you don’t want to manually delete every section of the config. Maybe you have to sanitize your devices because they’re being decommissioned and sold off. Wouldn’t want configurations with company confidential information ending up in the hands of random strangers who bought the devices off eBay would you? Sadly this …

by ShahedMarch 3, 2011October 29, 20150

How to Reset a Cisco Switch to Factory Default Are you find cisco switch factory default command? Don’t worry please follow bellow step. [boxads] To delete total configuration from switch: Erase startup-config: Example: Switch#erase startup-config Erasing the nvram filesystem will remove all configuration files! Continue? [confirm] [OK] Erase of nvram: complete Switch#reload To delete All VLAN from switch: Enter the following commands in the privileged mode: Delete flash:vlan.dat:

by ShahedFebruary 23, 2011October 24, 20152

VLAN Based Traffic Shaping: Today i will discuss how to configure VLAN based traffic shaping on cisco Catalyst ME3400 switch. Suppose you have 4 vlan [21,22,23,24] on a trunk port & you want to bandwidth shaping specific vlan 21 & 22. Here we declare 5Mbps BW for Vlan 21 & 2Mbps BW for Vlan 22. [boxads] You can enable bandwidth shaping on an interface (or sub-interface) in three easy steps. Just remember: class, policy & interface. Class: At first you need to create a class map for those Vlan. Here we create vlan21 & vlan22 as a class map. class-map …