here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 38369  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 124386 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 155432 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 224498 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 254785 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 448959 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 582668 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 632822 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 695110 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 963741 | tester: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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 39974  | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 106296 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 113296 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 138698 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 287788 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 334862 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 388397 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 642531 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 649271 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 914803 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 106222 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 295200 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 338845 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 396298 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 458819 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 571844 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 775896 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 788456 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 823474 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 930449 | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 18194   | v1:6     | null  | null | unlabelled | local   | 0     |
 | 27047   | tester:4 | null  | null | unlabelled | local   | 0     |
 | 85084   | tester:6 | null  | null | unlabelled | local   | 0     |
 | 122834  | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 237863  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 242654  | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 681863  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 760832  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 967115  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 1030787 | tester:6 | null  | null | unlabelled | local   | 0     |
 |_________|__________|_______|______|____________|_________|_______|
r4#
r4#