Archives

  • Verifying NAT-Control

    NAT control you say? What is this crazy feature and why does it control NAT? NAT control is a feature in which requires a NAT rule before traffic is permit by the ASA, it has to create a NAT translation, if there isn’t a matching translation rule it will drop the packet. NAT control was […]

    Dec 3rd, 2010 • Filed under ASA, NAT, RoutingPrint View
  • Authenticate RIP Route Updates

    This is only authentication, being that it will only allow routers with the correct key to accept the route updates. This will prevent a person from unknowingly advertising RIP updates to your network, or an attacker from hijacking your RIP network. Configure the key that is to be used for RIP route authentication, this will need to be […]

    Sep 21st, 2010 • Filed under Control Plane Protection, IOS, RIP, Routing, SecurityPrint View
  • Configure ASA Interface Redundancy

    When it comes to redundancy, physical interface redundancy is probably the easiest to implement, and all it will cost you is an interface. On the Cisco ASA, redundant interfaces are usually used for the network that handle the stateful switchover (SSO) and/or failover traffic, if the interfaces are available. First, we create a redundant interface […]

    Sep 20th, 2010 • Filed under ASA, High-AvailabilityPrint View
  • Configure RIPv2 Routing Protocol

    Basic Routing Information Protocol (RIP) version 2 configuration. First, we have to have an interface on the network we want to advertise RIP route updates. Configure an interface with an IP address in the 192.168.2.0/24 subnet. Also, we configure a loopback interface with the network 10.0.1.0/24, just for testing purposes. SC#config t SC(config)#interface fastEthernet 0/0 […]

    Sep 6th, 2010 • Filed under IOS, RIP, RoutingPrint View
Archive for the ‘Networking’ Category