here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 119508 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 368194 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 750439 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 755601 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 884290 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 940737 | v1:6     | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 132231 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 363726 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 413023 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 695280 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 733182 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 815182 | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 243529  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 513200  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 848745  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 896051  | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 915094  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 1048127 | v1:6     | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 219477 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 283510 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 668055 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 851074 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 901722 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 995074 | tester:4 | null  | null | unlabelled | local   | 0     |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#