R1#sh ip int br
Interface                  IP-Address      OK? Method Status                Protocol
Embedded-Service-Engine0/0 unassigned      YES unset  administratively down down
GigabitEthernet0/0         unassigned      YES unset  up                    up  
GigabitEthernet0/0.10      192.168.10.1    YES manual up                    up  
GigabitEthernet0/0.20      192.168.20.1    YES manual up                    up  
GigabitEthernet0/0.30      192.168.30.1    YES manual up                    up  
GigabitEthernet0/0.99      192.168.99.1    YES manual up                    up  
GigabitEthernet0/1         unassigned      YES unset  administratively down down
Serial0/0/0                1.1.1.1         YES manual up                    up  
Serial0/0/1                unassigned      YES unset  administratively down down
R1#