TABLE OF CONTENTS

Chapter 1 Introduction ............................................................................................................

1

1.1

CHECKLIST.........................................................................................................................

1

1.2

ABOUT ERT-805................................................................................................................

1

1.3

PRODUCT FEATURE ............................................................................................................

2

1.4

PRODUCT SPECIFICATION ...................................................................................................

2

Chapter 2 HARDWARE INSTALLATION .................................................................................

4

2.1

PACKAGE CONTENTS..........................................................................................................

4

2.2

ERT-805 OUTLOOK ............................................................................................................

4

2.3

INSTALLATION REQUIREMENTS & PHYSICAL INSTALLATION ....................................................

6

2.3.1 Device placement ......................................................................................................

6

2.3.2 Connect to a Ethernet device ....................................................................................

6

2.3.3 Connect to a Serial Device ........................................................................................

6

2.3.4 Power on the device ..................................................................................................

7

Chapter 3 Command Line Interface .......................................................................................

8

3.1

HELP COMMAND .................................................................................................................

8

3.2

REDISPLAY PREVIOUS COMMAND ........................................................................................

9

3.3 VERIFY CURRENT CONFIGURATION......................................................................................

9

3.4

CTRL-Z, CTRL-C AND EXIT................................................................................................

10

3.5

LOGIN FROM CONSOLE PORT ............................................................................................

10

3.6 VIRTUAL TERMINAL ACCESS ..............................................................................................

10

3.7

PASSWORD ENCRYPTION..................................................................................................

12

Chapter 4 Router Communication Protocol........................................................................

14

4.1

RIP- ROUTER INFORMATION PROTOCOL............................................................................

14

4.1.1 Routing loops...........................................................................................................

14

4.1.1.5 RIP Command ......................................................................................................

15

4.2 EIGRP – ENHANCED INTERIOR GATEWAY ROUTING PROTOCOL.........................................

17

4.2.1 EIRGP Command ....................................................................................................

17

4.3 OSPF- OPEN SHORTEST PATH FIRST ...............................................................................

19

4.3.1 OSPF Command .....................................................................................................

20

4.4

PPP ................................................................................................................................

22

4.5 HDLC PROTOCOL ............................................................................................................

28

4.6

SNA ................................................................................................................................

30

4.6.1 Introduction ..............................................................................................................

30

3