here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 142376 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 340499 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 439691 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 680919 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 876605 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 984668 | v1:4     | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 51966  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 181109 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 236646 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 394306 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 566772 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 685133 | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 259918  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 278940  | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 305122  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 376640  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 505875  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 1035150 | tester: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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 127200  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 173030  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 369945  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 409699  | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 649240  | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 1019686 | v1:4     | null  | null | unlabelled | local   | 0     |
 |_________|__________|_______|______|____________|_________|_______|
r4#
r4#