here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 222192 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 756720 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 815747 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 852434 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 930240 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 956791 | v1:4     | null  | null | unlabelled | local   | 0     |
 |________|__________|_______|______|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 255968 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 268613 | v1:4     | null  | null | unlabelled | bier    | 1144  |
 | 391018 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 474964 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 708938 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 863227 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 |________|__________|_______|______|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 356811 | v1:4     | null  | null | unlabelled | bier    | 1144  |
 | 388013 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 463837 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 660337 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 791920 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 798518 | tester:6 | null  | null | unlabelled | local   | 0     |
 |________|__________|_______|______|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 33002  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 122405 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 483784 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 589039 | v1:4     | null  | null | unlabelled | bier    | 624   |
 | 655744 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 660919 | v1:6     | null  | null | unlabelled | bier    | 520   |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#