here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface | hop  | label      | targets | bytes |
 |---------|----------|-------|------|------------|---------|-------|
 | 317521  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 771055  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 797933  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 842637  | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 1021235 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 1024814 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 12960  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 239411 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 283015 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 544898 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 745363 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 972793 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 17640  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 182939 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 196508 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 757219 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 801401 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 958440 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 287086 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 351304 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 358848 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 684913 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 697900 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 834228 | v1:6     | null  | null | unlabelled | local   | 0     |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#