may be IPv4 or IPv6 addresses. If the interface has only an IPv4
address then IPv6 routes will be ignored, and
.IR "vice versa" .
+.RS
+.PP
+If any configuration commands fail, a warning
+.IP
+.B USER tripe-ifup command-failed
+.BI rc= rc
+.I command
+.PP
+is issued.
+.RE
.hP 4.
Configure the interface MTU and bring it up. The
interface MTU is configured based on the path MTU to the peer's external
.IP
.B USER tripe-ifup configured
.I peer
+.RB [ failed ]
.PP
-is issued.
+is issued: the
+.B failed
+token is included if any of the configuration commands failed.
.RE
.
.\"--------------------------------------------------------------------------