here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 115437 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 152119 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 506997 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 681765 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 757567 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 827241 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 47327  | v1:4     | null  | null | unlabelled | bier    | 1456  |
 | 197147 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 350159 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 392706 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 482124 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 799869 | tester:6 | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 203717  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 239948  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 407428  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 503503  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 880091  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 1004529 | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 246349  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 315071  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 418347  | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 798898  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 950236  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 1045499 | v1:4     | null  | null | unlabelled | bier    | 936   |
 |_________|__________|_______|______|____________|_________|_______|
r4#
r4#