Tunnel is up, line protocol is down - Cisco Community
Unable to connect between Router and PC with crossover cable in Cisco Packet Tracer Student - Stack Overflow
Cisco Basic Layer 1 and 2 Troubleshooting - FlackBox
Solved: Serial0/1/1, changed state to down When use the encapsulation PPP - Cisco Community
Get to know the Cisco IOS show interfaces command- Basic Network Command-Part2
networking - Line protocol on Interface GigabitEthernet1/0/1, changed state to down - Server Fault
Q.101571: What does the Serial 0 is administratively do
Troubleshooting Serial Lines - Cisco Systems
Cisco IOS Router Basic Configuration
Tunnel is up, line protocol is down - Cisco Community
Cisco - Hot Standby Router Protocol (HSRP): Frequently Asked ...
Cisco ASAv - VTI status and protocol DOWN. Where is the problem? - Cisco Community
Basic Router Commands and Tasks
Cisco Ccent - show Commands And Other Related Commands
Solved: IR829GW - Problems to conf. the cellular interface - Cisco Community
Interface status codes
Cisco Switches Interface Status Codes – takistmr.com
Troubleshooting Serial Line Problems - Cisco
Refer to the exhibit. Router R1 and R2 are configured with Frame Relay. Their DLCIs are configured properly, however they cannot ping each other. One router is a Cisco router and the
Solved: Status UP , Protocol DOWN - 2811 Router on Cisco Packet Tracer - Cisco Community
Solved: FastEthernet is down, line protocol is down (disabled) - Cisco Community
![SOLVED] VLAN Status up, protocol down? - Networking](https://content.spiceworksstatic.com/service.community/p/post_images/0000067397/54d1700d/attached_image/ScreenShot456.png "SOLVED] VLAN Status up, protocol down? - Networking")