diff --git a/draft-ietf-lsvr-l3dl.xml b/draft-ietf-lsvr-l3dl.xml
index 0d41bae..d2cd2c7 100644
--- a/draft-ietf-lsvr-l3dl.xml
+++ b/draft-ietf-lsvr-l3dl.xml
@@ -478,7 +478,7 @@
       bit flips, see <xref target="checksum"/>.</t>
 
       <t>If a Datagram fails checksum verification, the datagram is
-      invalid and should be silently discarded.  The sender will
+      invalid and SHOULD be silently discarded.  The sender will
       retransmit the PDU, and the receiver can assemble it.</t>
 
       <t hangText="Payload:">The PDU being transported or a fragment
@@ -683,7 +683,7 @@ uint32_t sbox_checksum_32(const uint8_t *b, const size_t n)
     target="RFC1213"/>.  This uniquely identifies the port.</t>
 
     <t>For a layer-3 tagged sub-interface or a VLAN/SVI interface,
-    Ifindex is that of the logical sub-interface, so no further
+    IfIndex is that of the logical sub-interface, so no further
     disambiguation is needed.</t>
 
     <t>L3DL PDUs learned over VLAN-ports may be interpreted by upper
@@ -705,14 +705,14 @@ uint32_t sbox_checksum_32(const uint8_t *b, const size_t n)
 
       <t hangText="01-80-C2-00-00-0E:">Nearest Bridge = Propagation
       constrained to a single physical link; stopped by all types of
-      bridges (including MPRs (media converters)).  This SHOULD BE used
+      bridges (including MPRs (media converters)).  This SHOULD be used
       when the link is known to be a simple point to point link.</t>
 
       <t hangText="To Be Assigned:"> When a switch receives a frame with
       a multicast destination MAC it does not recognize, it forwards to
-      all ports.  This destination MAC SHOULD BE sent when the interface
+      all ports.  This destination MAC SHOULD be sent when the interface
       is known to be connected to a switch.  See <xref
-      target="ieee"/>.  This SHOULD BE used when the link may be a
+      target="ieee"/>.  This SHOULD be used when the link may be a
       multi-point link.</t>
 
       <?rfc subcompact="no"?></list></t>
@@ -764,7 +764,7 @@ uint32_t sbox_checksum_32(const uint8_t *b, const size_t n)
 
     <t>To ameliorate possible load spikes during bootstrap or event
     recovery, there SHOULD be a jittered delay between receipt of a
-    HELLO and issue of the OPEN.  The default delay range SHOULD BE zero
+    HELLO and issue of the OPEN.  The default delay range SHOULD be zero
     to five seconds, and MUST be configurable.</t>
 
     <t>If a HELLO is received from a MAC address with which there is an
@@ -861,7 +861,7 @@ uint32_t sbox_checksum_32(const uint8_t *b, const size_t n)
     <t>On session restart (new OPEN), a receiver MAY send the last
     received Serial Number to tell the sender to only send data with a
     Serial Number greater (in the <xref target="RFC1982"/> sense), or
-    send a Seerial Number of zero to request all data.</t>
+    send a Serial Number of zero to request all data.</t>
 
     <t>The Serial Number supports session resumption in anticipation of
     peers having a very large amount of state they would prefer not to
@@ -1408,13 +1408,13 @@ uint32_t sbox_checksum_32(const uint8_t *b, const size_t n)
     <t>When a sender transmits a PDU which is not a KEEPALIVE, the
     sender SHOULD reset the KEEPALIVE timer.  I.e. sending any PDU acts
     as a keepalive.  Once the last fragment has been sent, the
-    KEEPALIVE timer SHOULD BE restarted.  Do not wait for the ACK.</t>
+    KEEPALIVE timer SHOULD be restarted.  Do not wait for the ACK.</t>
 
     <t>If a KEEPALIVE or other PDUs have not been received from a peer
     with which a receiver has an open session for a configurable time
-    (default 30 seconds), the link SHOULD BE presumed down.  The devices
+    (default 30 seconds), the link SHOULD be presumed down.  The devices
     MAY keep configuration state and restore it without retransmission
-    if no data have changed.  Otherwise, a new session SHOULD BE
+    if no data have changed.  Otherwise, a new session SHOULD be
     established and new Encapsulation PDUs exchanged.</t>
     
     </section>