here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 135346 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 289680 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 488021 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 563584 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 834523 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 882874 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 162350 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 205300 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 375265 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 413507 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 481358 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 713381 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 51602  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 341572 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 502646 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 594767 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 665583 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 870260 | v1:4     | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 297442 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 522646 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 589791 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 771864 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 916464 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 924035 | v1:4     | null  | null | unlabelled | bier    | 520   |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#