cisco ccna 802.1x

cisco ccna 802.1x.12. View the conversion table for router 2600-1. Click on the label Lab Instructions and select 2600-1 from the drop-down list Devices; you can also click on the label NetMap and double-click on the device icon 2600-lo to view the translation table: show ip nat translationoThere should be two sets of ICMP translation entries - for ICMP, each return message is treated as a separate connection because IOS uses the sequence number in the ICMP payload to distinguish between connections.You should now be able to configure dynamic address translation more comfortably on the router OAddress Translation OverviewKnow where a company's public IP address is typically obtained from: ISPs and registries (such as IANA) o Keep in mind the range of addresses specified in RFC 1918, the reasons for using private addresses, and their drawbacks. Be familiar with the reasons why address translation must be performedTypes of address translationUnderstand the differences between the terms defined in Table 22.2 and Table 22.3, such as the difference between internal global addresses and external global addresses Understand how dynamic NAT and address overloading (using source TCP/UDP port numbers) work and the reasons why overloading must sometimes be used.Chapter 22 Address Translation 603Know when PAR must be used: when an ISP has assigned you only an IP address, but to allow Internet users to access internal resources. Be familiar with the advantages and disadvantages of address translation.Configuring Address Translation