here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 199321 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 298842 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 304028 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 470447 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 864942 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 945473 | v1:6     | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 82023  | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 98636  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 171425 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 459330 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 480420 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 972673 | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 458074  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 765060  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 844347  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 915365  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 1042095 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 1043782 | v1:4     | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 9903    | v1:4     | null  | null | unlabelled | local   | 0     |
 | 136747  | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 718304  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 725076  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 936752  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 1042202 | v1:6     | null  | null | unlabelled | bier    | 520   |
 |_________|__________|_______|______|____________|_________|_______|
r4#
r4#