<entry>A Level 2 GRE tunnel over IPv4.</entry></row>
<row><entry><varname>erspan</varname></entry>
- <entry>ERSPAN mirrors traffic on one or more source ports and delivers the mirrored traffic to one or more destination ports on another switch.
- The traffic is encapsulated in generic routing encapsulation (GRE) and is therefore routable across a layer 3 network between the source switch
- and the destination switch.</entry></row>
+ <entry>ERSPAN mirrors traffic on one or more source ports and delivers the mirrored traffic to one or more destination ports on another switch. The traffic is encapsulated in generic routing encapsulation (GRE) and is therefore routable across a layer 3 network between the source switch and the destination switch.</entry></row>
<row><entry><varname>ip6gre</varname></entry>
<entry>A Level 3 GRE tunnel over IPv6.</entry></row>