here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface | hop  | label      | targets | bytes |
 |---------|----------|-------|------|------------|---------|-------|
 | 51512   | v1:6     | null  | null | unlabelled | local   | 0     |
 | 398432  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 632359  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 799759  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 824623  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 883789  | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 899434  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 912569  | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 977846  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 1029486 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 6814   | tester:4 | null  | null | unlabelled | local   | 0     |
 | 43275  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 46909  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 68316  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 108821 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 522432 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 712289 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 772272 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 926591 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 942678 | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 98449   | tester:6 | null  | null | unlabelled | local   | 0     |
 | 124680  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 143473  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 199811  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 227341  | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 720723  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 723000  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 817690  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 968044  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 1002671 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 |_________|__________|_______|______|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 28478  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 160332 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 200159 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 240693 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 322244 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 346372 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 538257 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 582161 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 656556 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 937777 | v1:4     | null  | null | unlabelled | bier    | 520   |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#