here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface | hop  | label      | targets | bytes |
 |---------|----------|-------|------|------------|---------|-------|
 | 213283  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 242499  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 508112  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 511224  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 827075  | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 1003477 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 83322  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 271075 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 402825 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 430356 | v1:4     | null  | null | unlabelled | bier    | 1144  |
 | 435201 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 941706 | v1:4     | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 80487  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 81486  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 201763 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 594442 | v1:4     | null  | null | unlabelled | bier    | 1144  |
 | 684488 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 750667 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 53541  | v1:4     | null  | null | unlabelled | bier    | 624   |
 | 217828 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 299938 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 347269 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 697469 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 709957 | tester:6 | null  | null | unlabelled | local   | 0     |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#