here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 4099   | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 95457  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 102042 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 372714 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 515233 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 543816 | tester:6 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 105537 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 346108 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 619207 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 635761 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 866483 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 991165 | v1:4     | null  | null | unlabelled | bier    | 1456  |
 |________|__________|_______|______|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 205032 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 287587 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 392544 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 560363 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 699897 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 877665 | v1:4     | null  | null | unlabelled | bier    | 1456  |
 |________|__________|_______|______|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 233084 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 455233 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 460186 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 527384 | v1:4     | null  | null | unlabelled | bier    | 936   |
 | 674054 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 914389 | v1:6     | null  | null | unlabelled | bier    | 520   |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#