PLANET XGS3-24042 - Manual (Page 705)

82-59
(4) Configure proper filter policy on the public network interface, to filter the packets whose source and
destination addresses are private network addresses.
(5) Configure default routes
1) IGW import the default routes to BGP
2) PE advertise the default routes to CE via the public network connection
3) CE advertise the default routes to PE via the private network connection, and then to other CE.
(6) Configure the static route
1) Configure the static route pointing to Internet on CE1
2) Configure the static route pointing to the public network interface of CE on PE1
Configure non-VRF Internet Access Mode
This configuration concerns no extra command line other than the configuration sequence. Please refer to the
configuration instruction of the corresponding function for details about commands
Command Explanation
Configure regular L3VPN Refer to the BGP MPLS VPN configuration
Interface Configuration Mode
[no] ip vrf forwarding <vrf_name> Necessary
Global Configuration Mode
[no] ip route vrf <vrf-name> {<ip-
prefix> <mask>|<ip-prefix/<prefix-
length>} {<gateway-address>|null0}
Necessary
Configure static routes, Only three are
needed: one is the default route of CE1,
another is the default route to Internet on
PE3 and the other is the static route form
Internet to the proxy server on PE1.
82.3 Public Network Access Typical Instances
82.3.1 Non-VRF Internet Access Mode