6.6 Configure And Verify Ipv4 Network Address Translation (Nat)

Front 1

The four types of NAT addresses:

Back 1

Inside local address: The IPv4 address assigned to a device on the internal network.

Front 2

The four types of NAT addresses:

Back 2

Inside global address: The IPv4 address of an internal device as it appears tothe external network. This is the address to which the inside local address istranslated.

Front 3

The four types of NAT addresses:

Back 3

Outside local address: The IPv4 address of an external device as it appearsto the internal network. If outside addresses are being translated, this is theaddress to which the outside global address is translated.

Front 4

The four types of NAT addresses:

Back 4

Outside global address: The IPv4 address assigned to a device on the externalnetwork

Front 5

The three types of NAT

Back 5

static (one-to-one),

dynamic (many-to-many),

and PAT(many-to-one).

Front 6

NAT issues, including when an inside device tries to communicate with a device onanother inside interface.

Back 6

The order of operations for NAT:

It first performs routing

and then translationwhen going from an inside interface to an outside interface,

and vice versa when the traffic flow is reversed

Front 7

Back 7

Front 8

Back 8

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Back 9

Front 10

Back 10

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Back 11

Front 12

PAT I config

int g2/0

ip nat inside

int fa3/0

ip nat outside

ip nat inside source list 1 int fe3/0 overload

access0list 1 permit 10.1.1.0 0.0.0.255

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