FULL E1 CONFIGURATION USING PPPLocal Management User’s GuideB-77. Use the arrow keys to highlight E1 Tx Clock Source. Press the SPACEBAR to select Local(no clock source provided by telephone company) or Loop (clock source provided by telephonecompany).8. Use the arrow keys to highlight E1 Network Loopback. Press the SPACEBAR to select None.9. Use the arrow keys to highlight the SAVE command, then press ENTER. The message “SaveDone!” displays and Local Management saves the changes to memory and the host platformreboots. Local Management must be reaccessed before any other configurations may be made.WPIM-E1 Interface ConfigurationThis screen is accessed through the WAN Physical Configuration screen. Refer to Figure B-4 andproceed with the following steps to configure the WAN Interface through Local Management.1. Access the WAN Interface Configuration screen by using the arrow keys to highlight the WANInt Config option, then press ENTER.2. If the correct Interface number to be configured is not displayed, enter it by typing the numberinto the Interface Number field or select it using the SPACE bar, then press ENTER (see noteon page B-6).3. Unless the user sets the Max Xmit Unit, the WPIM-E1 automatically sets the Max Xmit Unitto 8191 (default) after the active protocol (PPP) is selected.4. Configure other settings, including ECP and CCP, as desired.5. Use the arrow keys to highlight the SAVE command, then press ENTER. The message “SaveDone!” displays and Local Management saves the changes to memory.The WAN configuration is complete. It takes up to 60 seconds for the WAN Interface to come outof standby and for communications to begin.!CAUTIONIf you are using a Local clock source, set only one end of the circuit for Local, the otherend must be set for Loop.