here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 56121  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 272098 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 307145 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 331030 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 722799 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 758283 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 763293 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 833665 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 836777 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 950922 | tester: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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 83953  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 222565 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 372301 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 627274 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 715216 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 727432 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 738713 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 748669 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 871736 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 964396 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 104554 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 118729 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 158125 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 327507 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 563253 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 667519 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 714961 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 790411 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 804702 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 850929 | tester: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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 45279  | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 193784 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 245980 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 262423 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 327366 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 450892 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 555112 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 657665 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 893622 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 982652 | tester:6 | null  | null | unlabelled | local   | 0     |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#