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OSPF Load Balancing Example

by ShahedMarch 15, 2011January 21, 20151

OSPF Load Balancing: [boxads] Today I will show how to configure OSPF load balancing, If we follow bellow example we see a client is connected through two WAN connections with two broadband routers that both are use for Internet routing. We will enable and disable OSPF load balancing packets that are sourcing from the HOST to the WEB SERVER. Following the diagram: Now lets go our OSPF Load Balancing Configuration part……….. Router R1: R1# R1#conf t R1(config)#ip cef R1(config)#int loopback 0 R1(config-if)#ip address 1.1.1.1 255.255.255.255 R1(config-if)#ip ospf network point-to-point R1(config-if)#exit

by ShahedMarch 7, 2011October 30, 20150

NAT PAT Configuration Packet Tracer Today i will discuss how to configure NAT PAT Configuration Packet Tracer simulator. Network address translation (NAT) is the process of modifying IP address information in IP packet headers while in transit across a traffic routing device. [boxads] There are two different types of NAT: NAT Static NAT: The simplest type of NAT provides a one-to-one translation of IP addresses. It is often also referred to as one-to-one NAT. In this type of NAT only the IP addresses, IP header checksum and any higher level checksums that include the IP address need to be changed. …

by ShahedMarch 5, 2011October 29, 20150

Cisco ROMmon Recovery Procedure: Today i will discuss cisco rommon recovery procedure step by step. so lets go……….. 1. Start the TFTP server (make sure the file path is correct and that you allow both transfer and receive) 2. Connect to the router via Ethernet cable (an Ethernet cable is preferred due to the large size of the file and the maximum speed that data can travel over the console cable) [boxads] N.B: Before the IOS is loaded it is important to make sure that your router has enough memory to support the IOS. The router will allow an IOS …

by ShahedMarch 5, 2011October 29, 20154

Initial configuration of CISCO Router: Initial configuration of CISCO Router: At first power on your router & connect console cable to router console port. then use bellow command [boxads] Router>enable Router#conf t Router(config)# Now copy and past below command after change [xxxxxxx] this portion as your requirement. hostname Router_Name enable secret xxxxxxx username xxxxxx privilege 15 secret xxxxxxxx username xxxxxx privilege 3 secret xxxxxxx interface FastEthernet0/0 des ” Local OM Interface” ip address 1.1.1.1 255.255.255.0 no shutdown full-duplex exit

by ShahedMarch 3, 2011October 26, 20150

Initial configuration CISCO Router: At first power on your router & connect console cable to router console port. then use bellow command……………… [boxads] Router>enable Router#conf t Router(config)# Now copy and past below command after change [xxxxxxx] this portion as your requirement. hostname Router_Name enable secret xxxxxxx username xxxxxx privilege 15 secret xxxxxxxx username xxxxxx privilege 3 secret xxxxxxx interface FastEthernet0/0 des ” Local OM Interface” ip address 1.1.x.x 255.255.x.x no shutdown full-duplex exit

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