here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface | hop  | label      | targets | bytes |
 |---------|----------|-------|------|------------|---------|-------|
 | 154247  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 445227  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 480792  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 618514  | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 655108  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 725551  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 881462  | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 887960  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 1012748 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 1018027 | v1:6     | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 60255  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 132867 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 136148 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 137633 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 402950 | v1:4     | null  | null | unlabelled | bier    | 1144  |
 | 483497 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 517531 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 729827 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 769296 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 813633 | v1:6     | null  | null | unlabelled | local   | 0     |
 |________|__________|_______|______|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface | hop  | label      | targets | bytes |
 |---------|----------|-------|------|------------|---------|-------|
 | 14504   | v1:4     | null  | null | unlabelled | local   | 0     |
 | 80316   | v1:4     | null  | null | unlabelled | bier    | 1144  |
 | 81665   | tester:4 | null  | null | unlabelled | local   | 0     |
 | 182444  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 559984  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 740068  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 862808  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 888133  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 961598  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 1004297 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 36558  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 99684  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 164463 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 435763 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 479665 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 480822 | v1:4     | null  | null | unlabelled | bier    | 624   |
 | 583291 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 675105 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 758435 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 939605 | tester:4 | null  | null | unlabelled | local   | 0     |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#