mpls-conf: T915: Added documentation for LDP import and export

Added examples for the new import and export functionality that
LDP is now getting on vyos/vyos-1x#639

1 files changed, 16 insertions, 0 deletions

diff --git a/docs/configuration/protocols/mpls.rst b/docs/configuration/protocols/mpls.rst
index 4451c5c3..1814cbb1 100644
--- a/docs/configuration/protocols/mpls.rst
+++ b/docs/configuration/protocols/mpls.rst
@@ -111,6 +111,22 @@ Configuration Options
 
   Use this command if you would like to set the TCP session hold time intervals.
 
+.. cfgcmd:: set protocols mpls ldp import ipv4 import-filter filter-access-list <access list number>
+.. cfgcmd:: set protocols mpls ldp import ipv6 import-filter filter-access-list6 <access list number>
+
+  Use these commands to control the importing of forwarding equivalence classes
+  (FECs) for LDP from neighbors. This would be useful for example on only
+  accepting the labeled routes that are needed and not ones that are not
+  needed, such as accepting loopback interfaces and rejecting all others.
+  
+.. cfgcmd:: set protocols mpls ldp export ipv4 export-filter filter-access-list <access list number>
+.. cfgcmd:: set protocols mpls ldp export ipv6 export-filter filter-access-list6 <access list number>
+
+  Use these commands to control the exporting of forwarding equivalence classes
+  (FECs) for LDP to neighbors. This would be useful for example on only
+  announcing the labeled routes that are needed and not ones that are not
+  needed, such as announcing loopback interfaces and no others.
+
 .. cfgcmd:: set protocols mpls ldp export ipv4 explicit-null
 .. cfgcmd:: set protocols mpls ldp export ipv6 explicit-null