ffix

man7/ipv6.7

@@ -60,7 +60,7 @@ IPv4 and IPv6 share the local port space.
 When you get an IPv4 connection
 or packet to a IPv6 socket its source address will be mapped
 to v6 and it'll be mapped to v6.
-.SH "ADDRESS FORMAT"
+.SS "Address Format"
 .sp
 .RS
 .nf
@@ -110,7 +110,7 @@ Special addresses are ::1 for loopback and ::FFFF:<IPv4 address>
 for IPv4-mapped-on-IPv6.
 .PP
 The port space of IPv6 is shared with IPv4.
-.SH "SOCKET OPTIONS"
+.SS "Socket Options"
 IPv6 supports some protocol specific socket options that can be set with
 .BR setsockopt (2)
 and read with
@@ -268,7 +268,7 @@ It is transparently passed/read by the kernel
 when the passed address length contains it.
 Some programs that pass a longer address buffer and then
 check the outgoing address length may break.
-.SH "PORTING NOTES"
+.SH "NOTES"
 The
 .I sockaddr_in6
 structure is bigger than the generic

man7/rtnetlink.7

@@ -35,7 +35,7 @@ It is based on netlink messages, see
 .BR netlink (7)
 for more information.
 .\" FIXME all these macros could be moved to rtnetlink(3)
-.SH "ROUTING ATTRIBUTES"
+.SS "Routing Attributes"
 Some rtnetlink messages have optional attributes after the initial header:
 
 .nf
@@ -49,7 +49,7 @@ struct rtattr {
 These attributes should be only manipulated using the RTA_* macros
 or libnetlink, see
 .BR rtnetlink (3).
-.SH MESSAGES
+.SS Messages
 Rtnetlink consists of these message types
 (in addition to standard netlink messages):
 .TP