Cisco IOS load balaning
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This will be applied to Cisco 1941/K9 platform having two WAN interfaces.
Gi0/0 - static public IP address Dialer0 - static public IP address from BT Business ADSL connection
Configuration
This even has not been tested. It is just for reference purposes.
interface Gi0 ip address 202.101.102.111 255.255.255.254 ip nat enable ip virtual-reassembly ! interface FastEthernet1 no ip address pppoe enable no cdp enable ! interface FastEthernet2 no cdp enable ! ! interface Vlan30 description LAN Interface ip address 10.0.30.0 255.255.254.0 ip nat enable ip virtual-reassembly ip tcp adjust-mss 1452 !---Define LAN-facing interfaces with "ip nat inside". ! Interface Dialer 0 description PPPoX dialer ip address negotiated ip nat enable ip virtual-reassembly ip tcp adjust-mss ! ip route 0.0.0.0 0.0.0.0 dialer 0 track 123 ! ! ip nat source route-map fixed-nat interface Dialer0 overload ip nat source route-map dhcp-nat interface Gi0 overload ! !--- Configure NAT overload (PAT) in order to use route-maps. ! access-list 110 permit ip 10.0.10.0 0.0.1.255 any ! !--- Define ACLs for traffic that are NATed to !--- the ISP connections. ! route-map fixed-nat permit 10 match ip address 110 match interface Dialer0 ! route-map dhcp-nat permit 10 match ip address 110 match interface FastEthernet0 !--- Route-maps associate NAT ACLs with NAT outside on !--- the ISP-facing interfaces.
GNS3 test
This section is coming soooon.