NAME

        CL_RFC1034_5_3_3_delegation_invalid - Analyze the response (delegation is invalid)


VERIFICATION POINTS

        Verify that a NUT checks the query which has invalid delegation.


TARGET

        Client (with recursive function)


SYNOPSIS

	CL_RFC1034_5_3_3_delegation_invalid.seq [-tooloption ...]: KOI tool option
	See also DNSConfig.pm


INITIALIZATION


TEST PROCEDURE

	This test sequence is following.

DNS Client1 (NUT) DNS Server1 (TN) DNS Server2 (TN) | | | |--------------------------------------------->| | | 1. Send standard query | | | QNAME=A.example.com | | | | | |<---------------------------------------------| | | 2. Standard query response | | | Not include Answer section | | | (invalid delegation) | | | | | |----------------------------------------------|------------------------------------------> X | | 3. Send standard query | | | QNAME=A.example.com | | v v v
1. NUT send standard query to DNS Server1(TN). Judgment (Check *1) 2. TN send standard query response to NUT. 3. NUT send standard query to DNS Server2(TN).*Don't specify the DNS Server2.*Send query automatically. Judgment (Check *3)


JUDGMENT

        1. Received standard query QNAME=A.example.com from NUT to Server1(TN).
        3. Not received standard query QNAME=A.example.com from NUT to Server2(TN)


TERMINATION

        If NUT has cache function, clear the cache.


REFERENCE

	RFC1034 DOMAIN NAMES - CONCEPTS AND FACILITIES
	5.3.3. Algorithm