Contents
v
Special Notices and Translations
Customer Information
Customer Response Card
Chapter 1. About the Vanguard 340 and 340 Enhanced
Vanguard 340 and 340 Enhanced Descriptions ............................................
1-2
Features and Functionality ...........................................................................
1-4
Target Applications .......................................................................................
1-8
Virtual Private Network ...........................................................................
1-9
Cost-effective VPN Solutions...............................................................
1-10
Hardware-based Encryption and Compression.....................................
1-10
Standard-based Tunneling and Encryption for IP Traffic.....................
1-12
Multi-protocol Tunneling and Encryption ............................................
1-12
Frame Relay and X.25 Encryption .......................................................
1-13
IP and Serial Protocols over Frame Relay ...............................................
1-14
Video and Serial Protocols over Public or Private Networks ..................
1-15
Branch Office to Central Office over Public or Private Networks ...........
1-16
SOHO and Branch Office to Central Office over ISDN ..........................
1-18
Vanguard 340 and 340 Enhanced DSL and G.SHDSL ............................
1-20
G.SHDSL Daughtercard ...........................................................................
1-21
Clocking Limitations ................................................................................
1-22
Chapter 2. Hardware Description
Enclosures .....................................................................................................
2-2
Motherboards ................................................................................................
2-4
Vanguard Daughtercards ..............................................................................
2-9
Chapter 3. Installation and Replacement
Checking Your Shipment Contents ..............................................................
3-2
Installing the Vanguard 340 and 340 Enhanced ...........................................
3-3
Selecting and Preparing the Installation Site ...........................................
3-4
Installing Your Vanguard 340 and 340 Enhanced ....................................
3-6
Thermal Considerations ...........................................................................
3-7
Configuring the Serial Interface ...................................................................
3-8
Setting the Interface Type ........................................................................
3-9
Setting the Interface Options ....................................................................
3-10
Cabling the Vanguard 340 and 340 Enhanced ..............................................
3-12
Port Characteristics and Cabling ..............................................................
3-13
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Summary of Contents for 340
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