Cisco CISCO876-SEC-I-K9 Configuration Guide - Page 52

Configure DSL Signaling Protocol Chapter 4 Configuring PPP over ATM with NAT Step 5 Command no shutdown Example: Router(config-if-atm-vc)# no shutdown Router(config-if)# Step 6 exit Example: Router(config-if)# exit Router(config)# Purpose Enables interface and configuration changes just made to the ATM interface. Exits configuration mode for the ATM interface. Configure DSL Signaling Protocol DSL signaling must be configured on the ATM interface for connection to your ISP. The Cisco 857 and Cisco 877 routers support ADSL signaling over POTS, the Cisco 876 supports ADSL signaling over ISDN, and the Cisco 878 supports SHDSL signaling. Based on the router you are configuring, see one of the following sections to configure the appropriate DSL signaling protocol. • Configuring ADSL • Configuring SHDSL Configuring ADSL The default configuration for ADSL signaling is shown in Table 4-1. Table 4-1 Default ADSL Configuration Attribute Operating mode Loss of margin Training log Description Default Value Specifies the operating mode of the digital subscriber line Auto (DSL) for an ATM interface. • ADSL over POTS-ANSI or ITU full rate, or automatic selection. • ADSL over ISDN-ITU full rate, ETSI, or automatic selection. Specifies the number of times a loss of margin may occur. - Toggles between enabling the training log and disabling the Disabled training log. Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 4-6 OL-5332-01