document sockbuf_max_incoming

doc/man/man5/slapd.conf.5

@@ -417,15 +417,6 @@ Note that the
 factor is measure of security provided by the underlying transport,
 e.g. ldapi:// (and eventually IPSEC).  It is not normally used.
 .TP
-.B sizelimit <integer>
-Specify the maximum number of entries to return from a search operation.
-The default size limit is 500.
-.TP
-.B srvtab <filename>
-Specify the srvtab file in which the kerberos keys necessary for
-authenticating clients using kerberos can be found. This option is only
-meaningful if you are using Kerberos authentication.
-.TP
 .B schemacheck { on | off }
 Turn schema checking on or off. The default is on.
 .TP
@@ -433,6 +424,9 @@ Turn schema checking on or off. The default is on.
 Specify the maximum number of entries to return from a search operation.
 The default size limit is 500.
 .TP
+.B sockbuf_max_incoming <integer>
+Specify the maximum incoming LDAP PDU size.  The default is 262143.
+.TP
 .B srvtab <filename>
 Specify the srvtab file in which the kerberos keys necessary for
 authenticating clients using kerberos can be found. This option is only