NAME

        CL_RFC1034_5_3_3_cache_CNAME - Analyze the response (caching CNAME)


VERIFICATION POINTS

        Verify that a NUT caches the query when it encounters a CNAME


TARGET

        Client (with Caching function and recursive function)


SYNOPSIS

	CL_RFC1034_5_3_3_cache_CNAME.seq [-tooloption ...]: KOI tool option
	See also DNSConfig.pm


INITIALIZATION


TEST PROCEDURE

	This test sequence is following.

DNS Client1 (NUT) DNS Server1 (TN) | | |--------------------------------------------->| | 1. Send standard query | | QNAME=B.example.com | | | |<---------------------------------------------| | 2. Standard query response | | CNAME=A.example.com | | | |--------------------------------------------->| | 3. Send standard query | | QNAME=A.example.com | | | |<---------------------------------------------| | 4. Standard query response | | | |------------------------------------------> X | | 5. Send standard query | | QNAME=B.example.com | v v
1. NUT send standard query to TN. Judgment (Check *1) 2. TN send standard query response to NUT. 3. NUT send standard query to TN.*Send query automatically. Judgment (Check *3) 4. TN send standard query response to NUT. 5. NUT send standard query to TN. Judgment (Check *5)


JUDGMENT

        1. Received standard query QNAME=B.example.com from NUT.
        3. Received standard query QNAME=A.example.com from NUT.
        5. Not Received standard query QNAME=B.example.com from NUT.


TERMINATION

        If NUT has cache function, clear the cache.


REFERENCE

	RFC1034 DOMAIN NAMES - CONCEPTS AND FACILITIES
	5.3.3. Algorithm