NAME

        SV_RFC1034_3_6_CNAME_type - CNAME type


VERIFICATION POINTS

        Verify that a NUT transmits correct message including CNAME type in the QTYPE field.


TARGET

        Caching Server


SYNOPSIS

	SV_RFC1034_3_6_CNAME_type.seq [-tooloption ...]: KOI tool option
	See also DNSConfig.pm


INITIALIZATION


TEST PROCEDURE

        This test sequence is following.
    DNS Client1 (TN)             DNS Server1 (NUT)                 DNS Server2 (TN)                   DNS Server3 (TN)                   DNS Server4 (TN)
        |                              |                                 |                                  |                                  |
        |----------------------------->|                                 |                                  |                                  |
        | 1. Send standard query       |                                 |                                  |                                  |
        |    QNAME=www.example.org     |                                 |                                  |                                  |
        |    QTYPE=CNAME               |                                 |                                  |                                  |
        |                              |                                 |                                  |                                  |
        |                              |-------------------------------->|                                  |                                  |
        |                              | 2. Send standard query          |                                  |                                  |
        |                              |  QNAME=www.example.org          |                                  |                                  |
        |                              |  QTYPE=CNAME                    |                                  |                                  |
        |                              |                                 |                                  |                                  |
        |                              |<--------------------------------|                                  |                                  |
        |                              | 3. Send standard response       |                                  |                                  |
        |                              |  QNAME=www.example.org          |                                  |                                  |
        |                              |  QTYPE=CNAME                    |                                  |                                  |
        |                              |  AUTHORITY Name=org             |                                  |                                  |
        |                              |  AUTHORITY Name Server          |                                  |                                  |
        |                              |            =NS3.example.org     |                                  |                                  |
        |                              |  ADDITIONAL Name=NS3.example.org|                                  |                                  |
        |                              |  ADDITIONAL Address=192.168.1.30|                                  |                                  |
        |                              |                                 |                                  |                                  |
        |                              |------------------------------------------------------------------->|                                  |
        |                              |                                 | 4. Send standard query           |                                  |
        |                              |                                 |  QNAME=www.example.org           |                                  |
        |                              |                                 |  QTYPE=CNAME                     |                                  |
        |                              |                                 |                                  |                                  |
        |                              |<-------------------------------------------------------------------|                                  |
        |                              |                                 | 5. Send standard response        |                                  |
        |                              |                                 |  QNAME=www.example.org           |                                  |
        |                              |                                 |  QTYPE=CNAME                     |                                  |
        |                              |                                 |  AUTHORITY Name=example.org      |                                  |
        |                              |                                 |  AUTHORITY Name Server           |                                  |
        |                              |                                 |            =NS4.example.org      |                                  |
        |                              |                                 |  ADDITIONAL Name=NS4.example.org |                                  |
        |                              |                                 |  ADDITIONAL Address=192.168.1.40 |                                  |
        |                              |                                 |                                  |                                  |
        |                              |------------------------------------------------------------------------------------------------------>|
        |                              |                                 |                                  | 6. Send standard query           |
        |                              |                                 |                                  |  QNAME=www.example.org           |
        |                              |                                 |                                  |  QTYPE=CNAME                     |
        |                              |                                 |                                  |                                  |
        |                              |<------------------------------------------------------------------------------------------------------|
        |                              |                                 |                                  | 7. Send standard response        |
        |                              |                                 |                                  |  QNAME=www.example.org           |
        |                              |                                 |                                  |  QTYPE=CNAME                     |
        |                              |                                 |                                  |  ANSWER Name=www.example.org     |
        |                              |                                 |                                  |  ANSWER CNAME=A.example.org      |
        |                              |                                 |                                  |  AUTHORITY Name=example.org      |
        |                              |                                 |                                  |  AUTHORITY Name Server           |
        |                              |                                 |                                  |            =NS4.example.org      |
        |                              |                                 |                                  |  ADDITIONAL Name=NS4.example.org |
        |                              |                                 |                                  |  ADDITIONAL Address=192.168.1.40 |
        |<-----------------------------|                                 |                                  |                                  |
        | 8. Standard query response   |                                 |                                  |                                  |
        |  QNAME=www.example.org       |                                 |                                  |                                  |
        |  QTYPE=CNAME                 |                                 |                                  |                                  |
        |  ANSWER Name=www.example.org |                                 |                                  |                                  |
        |  ANSWER CNAME=A.example.org  |                                 |                                  |                                  |
        |  AUTHORITY Name=example.org  |                                 |                                  |                                  |
        |  AUTHORITY Name Server       |                                 |                                  |                                  |
        |            =NS4.example.org  |                                 |                                  |                                  |
        v                              v                                 v                                  v                                  v
        1. TN send standard query QNAME=WWW.example.org, QTYPE=CNAME to NUT.
        2. NUT transmits standard query to DNS Server2 (TN: root name server) (Judgment *2)
        3. TN send query response to NUT w/ AUTHORITY Name=org, AUTHORITY Name Server=NS3.example.org.
        4. NUT transmits standard query QNAME=WWW.example.org, QTYPE=CNAME to DNS Server3 (TN: NS3.example.org) (Judgment *4)
        5. TN send query response to NUT w/ AUTHORITY Name=example.org, AUTHORITY Name Server=NS4.example.org.
        6. NUT transmits standard query QNAME=WWW.example.org, QTYPE=CNAME to DNS Server4 (TN: NS4.example.org) (Judgment *6)
        7. TN send query response to ANSWER Name=WWW.example.org, ANSWER CNAME=A.example.org to NUT.
        8. NUT transmits query response to DNS Client1 (TN) (Judgment *8)


JUDGMENT

        2. Received standard query including QNAME=www.example.org, QTYPE=CNAME.
        4. Received standard query including QNAME=www.example.org, QTYPE=CNAME.
        6. Received standard query including QNAME=www.example.org, QTYPE=CNAME.
        8. Received standard query response including correct <domain-name> in the CNAME field.


TERMINATION

        None


REFERENCE

        RFC1034 DOMAIN NAMES - CONCEPTS AND FACILITIES
        3.6 Resource Records
        RFC1035 DOMAIN NAMES - IMPLEMENTATION AND SPECIFICATION
        3.2.1 Format 
        3.2.2 TYPE values 
        3.3.1 CNAME RDATA format