here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 472120 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 485577 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 683930 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 763613 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 785113 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 899418 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 77531  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 88910  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 379096 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 581577 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 668949 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 887497 | v1:6     | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 125271 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 208021 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 261909 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 298749 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 767503 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 964239 | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 100551  | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 166613  | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 200801  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 817813  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 908103  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 1047988 | tester:4 | null  | null | unlabelled | local   | 0     |
 |_________|__________|_______|______|____________|_________|_______|
r4#
r4#