知识点：
[SWA]rip 1
SWA-rip-1\]default-route originate ?
cost Metric of the default route
route-policy Specify the routing policy
\
\[SWA-rip-1\]import-route ?
bgp BGP routes
direct Direct routes
isis IS-IS routes
ospf OSPF routes
rip RIP routes
static Static routes
**\[SWA\]ospf 1**
\[SWA-ospf-1\]default-route-advertise ?
always Always advertise default route
cost Cost of default route
permit-calculate-other Calculate default route advertised by other
route-policy Specify the routing policy
summary Advertise a default route in a Type-3 LSA (only
available in VPN)
type Type of Type-5 LSA
\
\[SWA-ospf-1\]default-route-advertise always
\[SWA-ospf-1\]im
\[SWA-ospf-1\]import-route ?
bgp BGP routes
direct Direct routes
isis IS-IS routes
ospf OSPF routes
rip RIP routes
static Static routes
**\[R1\]rip 1**
\[R1-rip-1\]default-route originate ?
cost Metric of the default route
route-policy Specify the routing policy
\
\[R1-rip-1\]default-route originate
\[R1-rip-1\]import-route ?
bgp BGP routes
direct Direct routes
eigrp EIGRP routes
isis IS-IS routes
ospf OSPF routes
rip RIP routes
static Static routes
**\[R1\]ospf 1**
\[R1-ospf-1\]default-route-advertise ?
always Always advertise default route
cost Cost of default route
permit-calculate-other Calculate default route advertised by other
route-policy Specify the routing policy
summary Advertise a default route in a Type-3 LSA (only
available in VPN)
type Type of Type-5 LSA
\
\[R1-ospf-1\]default-route-advertise always
\[R1-ospf-1\]im
\[R1-ospf-1\]import-route ?
bgp BGP routes
direct Direct routes
eigrp EIGRP routes
guard Guard routes
isis IS-IS routes
ospf OSPF routes
rip RIP routes
static Static routes
SWA：
\[SWA\]ospf 1
\[SWA-ospf-1\]area 0
\[SWA-ospf-1-area-0.0.0.0\]net
\[SWA-ospf-1-area-0.0.0.0\]network 192.168.10.254 0.0.0.255
\[SWA-ospf-1-area-0.0.0.0\]network 192.168.20.254 0.0.0.255
\[SWA-ospf-1-area-0.0.0.0\]network 192.168.1.1 0.0.0.255
R1：
\[R1\]ospf 1
\[R1-ospf-1\]ar 0
\[R1-ospf-1-area-0.0.0.0\]network 192.168.1.2 0.0.0.255
\[R1-ospf-1-area-0.0.0.0\]exit
**\[R1-ospf-1\]import-route rip 1**
**\[R1-ospf-1\]import-route direct**
\[R1-ospf-1\]exit
\[R1\]rip 1
\[R1-rip-1\]ver 2
\[R1-rip-1\]undo summary
\[R1-rip-1\]network 192.168.2.1
**\[R1-rip-1\]import-route ospf 1**
**\[R1-rip-1\]import-route direct**
\[R1-rip-1
R2：
R2\]rip 1
\[R2-rip-1\]ver 2
\[R2-rip-1\]undo summary
\[R2-rip-1\]network 192.168.2.2
\[R2-rip-1\]network 192.168.30.254
\[R2-rip-1
验证：
SWA：配置同上。
R1：
R1\]ip route-static 192.168.30.254 24 192.168.2.2
\[R1\]ospf 1
\[R1-ospf-1\]ar 0
\[R1-ospf-1-area-0.0.0.0\]network 192.168.1.2 0.0.0.255
\[R1-ospf-1-area-0.0.0.0\]exit
**\[R1-ospf-1\]import-route static**
**\[R1-ospf-1\]import-route direct**
R2：
\[R2\]ip route 192.168.1.0 24 192.168.2.1
\[R2\]ip route 192.168.10.0 24 192.168.2.1
\[R2\]ip route 192.168.20.0 24 192.168.2.1
上面三条命令也可以用一条命令替换：
\[R2\]ip route 0.0.0.0 0 192.168.2.1
验证：
