Configures the IS-IS protocol.
<interface xmlns="urn:brocade.com:mgmt:brocade-interface">
<ethernet>
<name>{req_val}</name>
<ip>
<intf-router-isis xmlns="urn:brocade.com:mgmt:brocade-isis">
<int-router-isis>
<interface-ip-router-isis/>
</int-router-isis>
</intf-router-isis>
</ip>
</ethernet>
</interface>