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3
Cisco 819 Series Integrated Services Routers Software Configuration Guide
OL-23590-02
CHAPTER
7 Environmental and Power Management 7-1
Cisco EnergyWise Support 7-2
CHAPTER
8 Configuring the Serial Interface 8-1
Legacy Protocol Transport 8-2
Configuring Serial Interfaces 8-2
Information About Configuring Serial Interfaces 8-3
Cisco HDLC Encapsulation 8-3
PPP Encapsulation 8-3
Multilink PPP 8-4
Keepalive Timer 8-4
Frame Relay Encapsulation 8-5
LMI on Frame Relay Interfaces 8-6
How to Configure Serial Interfaces 8-6
Configuring a Synchronous Serial Interface 8-6
Specifying a Synchronous Serial Interface 8-7
Specifying Synchronous Serial Encapsulation 8-7
Configuring PPP 8-8
Configuring Half-Duplex and Bisync for Synchronous Serial Port Adapters on Cisco 819
ISRs 8-8
Configuring Compression of HDLC Data 8-9
Using the NRZI Line-Coding Format 8-9
Enabling the Internal Clock 8-10
Inverting the Transmit Clock Signal 8-10
Setting Transmit Delay 8-11
Configuring DTR Signal Pulsing 8-11
Ignoring DCD and Monitoring DSR as Line Up/Down Indicator 8-11
Specifying the Serial Network Interface Module Timing 8-12
Configuring Low-Speed Serial Interfaces 8-14
Understanding Half-Duplex DTE and DCE State Machines 8-14
Changing Between Synchronous and Asynchronous Modes 8-18
Configuration Examples 8-19
Interface Enablement Configuration: Examples 8-19
Low-Speed Serial Interface: Examples 8-20
Synchronous or Asynchronous Mode: Examples 8-20
Half-Duplex Timers: Example 8-20
CHAPTER
9 Configuring Security Features 9-1
Authentication, Authorization, and Accounting 9-1