here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 217539 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 314399 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 631817 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 659890 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 730144 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 740430 | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 359892  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 470744  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 665100  | v1:4     | null  | null | unlabelled | bier    | 1352  |
 | 742961  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 1031188 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 1044199 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 24494  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 25406  | v1:4     | null  | null | unlabelled | bier    | 1352  |
 | 242538 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 532247 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 703852 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 722086 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 104364 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 214570 | v1:4     | null  | null | unlabelled | bier    | 832   |
 | 216045 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 385086 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 485456 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 936287 | v1:4     | null  | null | unlabelled | local   | 0     |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#