Cisco 520-T1 Software Guide - Page 114
Output, Cause, show interface, shutdown
UPC - 882658299889
View all Cisco 520-T1 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 114 highlights
ATM Troubleshooting Commands Chapter 12 Troubleshooting Table 12-1 describes possible command output for the show interface command. Table 12-1 show interface Command Output Description Output Cause For ATM Interfaces ATM 0 is up, line protocol is up The ATM line is up and operating correctly. ATM 0 is down, line protocol is down • The ATM interface has been disabled with the shutdown command. or • The ATM line is down, possibly because the ADSL cable is disconnected or because the wrong type of cable is connected to the ATM port. ATM 0.n is up, line protocol is up The specified ATM subinterface is up and operating correctly. ATM 0.n is administratively down, line protocol The specified ATM subinterface has been disabled is down with the shutdown command. ATM 0.n is down, line protocol is down The specified ATM subinterface is down, possibly because the ATM line has been disconnected (by the service provider). For Fast Ethernet Interfaces Fast Ethernet n is up, line protocol is up The specified Fast Ethernet interface is connected to the network and operating correctly. Fast Ethernet n is up, line protocol is down The specified Fast Ethernet interface has been correctly configured and enabled, but the Ethernet cable might be disconnected from the LAN. Fast Ethernet n is administratively down, line protocol is down The specified Fast Ethernet interface has been disabled with the shutdown command, and the interface is disconnected. For Dialer Interfaces Dialer n is up, line protocol is up The specified dialer interface is up and operating correctly. Dialer n is down, line protocol is down • 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. 12-4 Cisco Secure Router 520 Series Software Configuration Guide OL-14210-01