here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 11825  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 29007  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 170003 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 247212 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 276355 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 318357 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 641692 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 778908 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 875720 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 989406 | tester: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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 218246 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 250661 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 292190 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 405759 | v1:4     | null  | null | unlabelled | bier    | 1456  |
 | 513453 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 535790 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 587060 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 681086 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 815422 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 883513 | tester: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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 60087  | v1:4     | null  | null | unlabelled | bier    | 1456  |
 | 71063  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 79379  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 177116 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 258753 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 263558 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 508468 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 724825 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 822000 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 982935 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 72081  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 129790 | v1:4     | null  | null | unlabelled | bier    | 936   |
 | 247660 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 393889 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 470642 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 516280 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 567171 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 661483 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 691108 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 902678 | tester:6 | null  | null | unlabelled | local   | 0     |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#