here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface | hop  | label      | targets | bytes |
 |---------|----------|-------|------|------------|---------|-------|
 | 173877  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 250428  | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 630945  | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 863550  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 898181  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 1030278 | v1:4     | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 83820  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 535324 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 539269 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 612781 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 767978 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 965311 | v1:4     | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 239759 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 245227 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 346648 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 359330 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 571403 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 997449 | v1:6     | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 6403    | tester:6 | null  | null | unlabelled | local   | 0     |
 | 529519  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 795001  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 895049  | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 1004831 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 1038974 | v1:6     | null  | null | unlabelled | bier    | 520   |
 |_________|__________|_______|______|____________|_________|_______|
r4#
r4#