IP Addressing

 

 

 

 

1 Networking Overview

The following table shows the IP routes needed if nodes 5 and 6 are not defined as

default gateways for nodes 2 and 7, respectively.

 

 

 

 

 

 

 

 

 

 

Node

IP Route

IP Route

 

 

 

Switch

Destination

Gateway

 

Comments

 

Connections

 

 

 

 

Node

Node

 

 

 

 

 

 

 

 

IP route needed because nodes 2

 

 

 

 

 

 

& 7 are on different subnets and

 

A

2 —> 7

7

5

 

the Gateway Address field for the

 

 

 

 

 

 

node-2 C-LAN is blank on the IP

 

 

 

 

 

 

Interfaces screen.

 

 

 

 

 

 

 

 

 

 

 

 

 

IP route needed because 3 is

 

 

 

 

 

 

connected to 1 via ppp and there

 

 

 

 

 

 

are intermediate nodes between 3

 

 

3 —> 4

4

1

 

& 4. The data module for the ppp

 

 

 

 

 

 

connection between nodes 3 and 1

 

 

 

 

 

 

must be enabled before

 

B

 

 

 

 

administering this route.

 

 

 

 

 

 

 

 

 

 

 

IP route needed to because 3 is

 

 

 

 

 

 

 

 

 

 

 

 

connected to 1 via ppp and there

 

 

 

 

 

 

are intermediate nodes between 3

 

 

3 —> 7

7

1

 

& 7. The data module for the ppp

 

 

 

 

 

 

connection between nodes 3 and 1

 

 

 

 

 

 

must be enabled before

 

 

 

 

 

 

administering this route.

 

 

 

 

 

 

 

 

 

 

 

 

 

IP route needed because nodes 4

 

 

 

 

 

 

& 7 are on different subnets and

 

 

7 —> 4

4

6

 

the Gateway Address field for the

 

 

 

 

 

 

node-7 C-LAN is blank on the IP

 

 

 

 

 

 

Interfaces screen.

 

 

 

 

 

 

 

 

 

 

 

 

 

IP route needed because nodes 2

 

 

 

 

 

 

& 7 are on different subnets and

 

 

7 —> 2

2

6

 

the Gateway Address field for the

 

C

 

 

 

 

node-7 C-LAN is blank on the IP

 

 

 

 

 

Interfaces screen.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IP route needed because nodes 3

 

 

 

 

 

 

& 7 are on different subnets. This

 

 

 

 

 

 

route depends on route 7—>2.

 

 

7 —> 3

3

2

 

Note: this route would not be

 

 

 

 

 

 

needed if node 6 is administered

 

 

 

 

 

 

for proxy ARP to act as a proxy

 

 

 

 

 

 

agent for node 3.

 

 

 

 

 

 

 

Administration for Network Connectivity

 

 

555-233-504 — Issue 1 — April 2000

CID: 77730

27

Page 47
Image 47
Lucent Technologies Release 8.2 manual Default gateways for nodes 2 and 7, respectively