here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 24046  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 30648  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 168462 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 294366 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 372569 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 452918 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 471246 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 637118 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 825476 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 938898 | v1:4     | null  | null | unlabelled | bier    | 520   |
 |________|__________|_______|______|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 55312  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 155641 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 196299 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 210982 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 250076 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 368656 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 626331 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 757159 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 840829 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 923930 | tester:4 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 51511  | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 93662  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 217022 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 270962 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 513195 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 524993 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 562724 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 583887 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 772267 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 937830 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 62866  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 177070 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 354525 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 420541 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 512170 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 580655 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 659195 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 726050 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 830782 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 858260 | v1:6     | null  | null | unlabelled | bier    | 520   |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#