here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface | hop  | label      | targets | bytes |
 |---------|----------|-------|------|------------|---------|-------|
 | 419649  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 627312  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 644471  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 785999  | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 973528  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 1037691 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 112458 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 323306 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 323424 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 454265 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 462986 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 619392 | v1:6     | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 85317  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 232541 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 408030 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 484732 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 604544 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 724840 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 165303 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 277553 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 351223 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 599079 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 607710 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 977812 | tester:4 | null  | null | unlabelled | local   | 0     |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#