SV_RFC1034_4_3_1_TempErrIndicate - A name error indicating
Verify that a NUT answers a temporary error indicating that the name server got a temporary error response.
Server
SV_RFC1034_4_3_1_TempErrIndicate.seq [-tooloption ...]: KOI tool option See also DNSConfig.pm
. domain AP Server1 (TN) DNS Server2 |A.example.org |A.ROOT.NET |3ffe:501:ffff:101::10 |3ffe:501:ffff:101::20 |192.168.1.10 |192.168.1.20 | | Net-y --+--------+---------------+---------------------------------------------------- 3ffe:501:ffff:101::/64 | 192.168.1/24 | | Router (TN) |3ffe:501:ffff:100::1 |192.168.0.1 | | Net-z --+--------+-----------------+-------- 3ffe:501:ffff:100::/64 | | 192.168.0/24 | | DNS Server1 (NUT) DNS Client1 (TN) 3ffe:501:ffff:100::XXXX 3ffe:501:ffff:100::20 192.168.0.10 192.168.0.20
XXXX: EUI64
. 3600000 IN NS A.ROOT.NET. A.ROOT.NET. 3600000 A 192.168.1.20
. 3600000 IN NS A.ROOT.NET. A.ROOT.NET. 3600000 AAAA 3ffe:501:ffff:101::20
$TTL 86400 ; TTL of 1 day @ IN SOA NS1.example.com. root.example.com. ( 2005081600 ; serial 3600 ; refresh every 1 hr 900 ; retry every 15 min 604800 ; expire after a week 3600 ; Minimum TTL of a 1 hr ) ; IN NS NS1.example.com. NS1 IN A 192.168.0.10 ; A IN A 192.168.1.10
This test sequence is following.
<--- TN --->
DNS Client1 (TN) DNS Server1 (NUT) DNS Server2 | | | |----------------------------->| | | 1. Send standard query | | | RD = 1 | | | QNAME = B.example.org | | | QTYPE = A | | | | | | |-------------------------------->| | | 2. Recv standard query | | | QNAME = B.example.org | | | QTYPE = A | | | | | | X<----------------| | | 3. No standard query response | | | | | | : | | | Repeat 2 & 3 | | | : | | | | |<-----------------------------| | 4. Standard query response | | RD = 1 | | RA = 1 | | RCODE = Server Failure (2) | | QNAME = B.example.org | | QTYPE = A | | | v v
This test sequence is following.
1. DNS Client1 (TN) send standard query QNAME=B.example.com, QTYPE=A to NUT. 2. DNS Server1 (NUT) transmits standard query to DNS Server1 (TN). (Judgment *2) 3. DNS Server2 (TN) doesn't send standard query response. 4. DNS Server1 (NUT) transmits error response RCODE=2 (Server Failure) to DNS Client1 (TN). It may include ANSWER Type=CNAME. (Judgment *8)
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IP Header | Source Address | CL1_NETZ |
Destination Address | NUT_NETZ | |
UDP Header | Src Port | 1000 |
Dst Port | 53 | |
DNS Header | ID | 0x1000 |
QR | 0 | |
OPCODE | 0 | |
AA | 0 | |
TC | 0 | |
RD | 1 | |
RA | 0 | |
Z | 0 | |
RCODE | 0 | |
QDCOUNT | 1 | |
ANCOUNT | 0 | |
NSCOUNT | 0 | |
ARCOUNT | 0 | |
DNS Question section | QNAME | A.example.com |
QTYPE | A (0x0001) | |
QCLASS | IN (0x0001) |
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IP Header | Source Address | NUT_NETZ |
Destination Address | SV2_NETY | |
UDP Header | Src Port | ANY |
Dst Port | 53 | |
DNS Header | ID | ANY |
QR | 0 | |
OPCODE | 0 | |
AA | ANY | |
TC | 0 | |
RD | 0 | |
RA | 0 | |
Z | 0 | |
RCODE | 0 | |
QDCOUNT | 1 | |
ANCOUNT | 0 | |
NSCOUNT | 0 | |
ARCOUNT | ANY | |
DNS Question section | QNAME | B.example.org |
QTYPE | A (0x0001) | |
QCLASS | IN (0x0001) |
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IP Header | Source Address | NUT_NETZ |
Destination Address | CL1_NETZ | |
UDP Header | Src Port | 53 |
Dst Port | 1000 | |
DNS Header | ID | 0x1000 |
QR | 1 | |
OPCODE | 0 | |
AA | 0 | |
TC | 0 | |
RD | 1 | |
RA | 1 | |
Z | ANY | |
RCODE | 2 | |
QDCOUNT | 1 | |
ANCOUNT | 0 | |
NSCOUNT | 0 | |
ARCOUNT | 0 | |
DNS Question section | QNAME | B.example.org |
QTYPE | A (0x0001) | |
QCLASS | IN (0x0001) |
NUT_NETZ | DNS Server1's (NUT) Net-z address |
CL1_NETZ | DNS Client1's (TN) Net-z address |
SV2_NETY | DNS Server2's (TN) Net-y address |
2. Received a standard query to recursive. 4. Received a error response from which RCODE is 2.
None
RFC1034 DOMAIN NAMES - CONCEPTS AND FACILITIES 4. NAME SERVERS 4.3.1. Queries and responses