Mitel MIVOICE OFFICE 250, Руководство по установке и администрированию

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Network IP Topology
449
Single Node with ITP Phones
In this example you use the following commands set up the connection to the internal LAN. In these
commands, NAT is enabled and it uses
access-group e0in
for traffic coming in (to the router)
from the internal LAN.
interface Ethernet0/0
description Internal LAN
ip address 192.168.100.1 255.255.255.0
ip access-group e0in in
ip nat inside
ip inspect inspector in
!
• The following section defines the access control list (the rules) for traffic coming from the internal
LAN into the router. As a general rule, this example allows just about anything to go out from
the trusted LAN.
! Access Control List e0in
!
ip access-list extended e0in
permit ip 192.168.100.0 0.0.0.255 any
deny ip any any
• The following section sets up the connection to the Internet. NAT is enabled between the Internet
and the internal LAN. Traffic from the Internet is filtered using the access-group called
Internet.
interface Serial0/0
description connected to Internet
ip address 208.13.17.33 255.255.255.252