Cisco 851W Configuration Guide - Page 145
show atm interface Command, Output, Cause, Field, Description
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Chapter 14 Troubleshooting ATM Troubleshooting Commands Table 14-1 show interface Command Output Description (continued) Output Fast Ethernet n is administratively down, line protocol is down For Dialer Interfaces Dialer n is up, line protocol is up Dialer n is down, line protocol is down Cause The specified Fast Ethernet interface has been disabled with the shutdown command, and the interface is disconnected. The specified dialer interface is up and operating correctly. • This is a standard message and may not indicate anything is actually wrong with the configuration. or • If you are having problems with the specified dialer interface, this can mean it is not operating, possibly because the interface has been brought down with the shutdown command, or the ADSL cable is disconnected. show atm interface Command To display ATM-specific information about an ATM interface, use the show atm interface atm 0 command from privileged EXEC mode, as shown in Example 14-3. Example 14-3 Viewing Information About an ATM Interface Router# show atm interface atm 0 Interface ATM0: AAL enabled: AAL5 , Maximum VCs:11, Current VCCs:0 Maximum Transmit Channels:0 Max. Datagram Size:1528 PLIM Type:INVALID - 640Kbps, Framing is INVALID, DS3 lbo:short, TX clocking:LINE 0 input, 0 output, 0 IN fast, 0 OUT fast Avail bw = 640 Config. is ACTIVE Table 14-2 describes some of the fields shown in the command output. Table 14-2 show atm interface Command Output Description Field ATM interface AAL enabled Maximum VCs Current VCCs Description Interface number. Always 0 for the Cisco 850 and Cisco 870 series access routers. Type of AAL enabled. The Cisco 850 and Cisco 870 series access routers support AAL5. Maximum number of virtual connections this interface supports. Number of active virtual channel connections (VCCs). OL-5332-01 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 14-5