here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 30705  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 275278 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 484936 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 656724 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 804835 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 837359 | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 15713   | v1:6     | null  | null | unlabelled | local   | 0     |
 | 103972  | v1:4     | null  | null | unlabelled | bier    | 1456  |
 | 253439  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 286535  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 595745  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 1034640 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 231243 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 415730 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 434958 | v1:4     | null  | null | unlabelled | bier    | 1456  |
 | 723846 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 836067 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 882424 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 219237 | v1:4     | null  | null | unlabelled | bier    | 936   |
 | 256499 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 704854 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 706846 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 780319 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 854233 | v1:6     | null  | null | unlabelled | bier    | 520   |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#