2 / ИСС / Функции коммутаторов D-Link 3-его уровня и примеры их использования_SMM

RIP: 1/3

! 1 ! !2 3
192.168.1.x	192.168.2.x	192.168.3.x
192.168.1.253 192.168.2.254 192.168.3.254

DGS-3324SR_1

DGS-3324SR_2

!

1

!4

!

5

192.168.1.x

192.168.4.x

192.168.5.x

	192.168.1.254
192.168.4.254
:

192.168.5.254

RIP

,

:

1.DGS-3324SR_1 ( 4 5),DGS-3324SR_2.

2.DGS-3324SR_2 ( 2 3),DGS-3324SR_1.

:

.

,

.

RIP L3

.

RIP: 2/3

DGS-3324SR_1 ():

1. VLAN- IP-1, 2 3,

.

2. RIP

: enable rip

config rip all state enabled

config rip ipif net1 tx_mode v2_only rx_mode v2_only state enabled

()

DGS-3324SR_2 ():

• VLAN- IP-1, 4 5,

.

2. RIP

: enable rip

config rip all state enabled

config rip ipif net1 tx_mode v2_only rx_mode v2_only state enabled

RIP: 3/3

:

• “show iproute”,

4 5

RIP.

• “show iproute”,

2 3

RIP.

•.

! 1

192.168.1.x

192.168.1.253

RIP:

! 2

192.168.2.x

192.168.2.253

DGS-3324SR_1

DGS-3324SR_2	DGS-3324SR_3

! !! !3 1 2

4

192.168.3.x

192.168.1.x

192.168.2.x

192.168.4.x

192.168.3.254 192.168.5.254 192.168.2.254

192.168.4.254

:

RIP , :

1.DGS-3324SR_1 (3 4).

2.DGS-3324SR_2 (2 4).

3.DGS-3324SR_3 (1 3).

:

.

.

. RIP L3

.

Open Shortest Path First Protocol (OSPF)

OSPF

•OSPF – Open Shortest Path First,

.

•; Interior Gateway Protocol (IGP) –

.

• OSPF v.2 RFC 2328 - OSPF Version 2

• (

), ,

.

•:

1. « » .

2., ,

Dijkstra. ,

IP-.

3.-,

, Dijkstra

.

OSPF Area – OSPF

•

«

»

•

• 32- ID

(Area ID)

.

Area 0.0.0.0

•Area ID – IP-,

•

, LSA,

.

OSPF

(Area 0 )

Area 1

Area 2

• 0 (Area 0)

• Area 0 (

)

•Area 0

•

• Area 0

OSPF

– STUB AREAS

ABR

Area 0

Area 1

:

%&
ASBR		Default Route
!"#$ LSA
	#
E1 E2		External(Routes
	#

•Stub Area ,

ABR.

•Area 1 « » Area 0

, E AS 100.

•Instead a ABR inserts a Default Route 0.0.0.0 into the Stub Area

• Stub Area

“”, 0.0.0.0.

•.

• ASBR, ABR.

OSPF

Router

Router	Router

Router		Router

Router