Update dhcp6-srv.xml to add missing "a" in line 629

diff --git a/doc/guide/dhcp6-srv.xml b/doc/guide/dhcp6-srv.xml
index f6a4f0ff2de451ab32bf15beb327a0893d97edbc..b4b14b9d15d141c97c0cc94e070e82dad0f598bc 100644 (file)
--- a/doc/guide/dhcp6-srv.xml
+++ b/doc/guide/dhcp6-srv.xml
@@ -626,7 +626,7 @@ the host database after connectivity has been lost may be specified:
 If the server is unable to reconnect to the database after making the maximum number
 of attempts the server will exit. A value of zero (the default) disables automatic
 recovery and the server will exit immediately upon detecting a loss of connectivity
-(MySQL and Postgres only). For Cassandra, Kea uses Cassandra interface that
+(MySQL and Postgres only). For Cassandra, Kea uses a Cassandra interface that
 connects to all nodes in a cluster at the same time. Any connectivity
 issues should be handled by internal Cassandra mechanisms.
   </para>