DstSelectRule3.seq - Destination Address Selection Check Rule 3(Avoid deprecated addresses)
Rule 3: Avoid deprecated addresses. If Source(DA) is deprecated and Source(DB) is not, then prefer DB.
Source addresses used for this test are "preferred address" and "deprecated address".
Host
DstSelectRule3.seq [-tooloption ...] -pkt ADDR_SELECT.def -tooloption : v6eval tool option
None
This TEST performs the following Check procedures for every address group defined by Check 01 - *. *Check procedure 1. Initialize : 1.1. Set IPv6 Default Route in NUT (Default Router address = <TN-Link0-LinkLocalAddress>) 1.2. Set DNS setting in NUT 1.3. Add Candidate Source Addresses (deprecated / public ) in NUT * deprecated address is added by RA(PreferredLifetime=1) (TN->NUT) 1.4. Check Candidate Source Addresses by Ping6 (TN->NUT) 2. Send Ping6 from NUT to Destination(FQDN) 2.1. NUT send DNS query (question) (NUT->TN) 2.2. TN send DNS query (answer) (TN->NUT) 2.3. NUT send ICMPv6 echo request (NUT->TN) 3. Judgment : if (recive packet's Destination & Source Addresses) = (expected Destination & Source Addresses), Check pass 4. Cleanup : 4.1. Delete Candidate Source Addresses in NUT 4.2. Clear prefix list & NCE & default router list in NUT 4.3. Remove DNS setting in NUT
NUT TN Default DNS Destination | | Router | | | | | | | ======(INITIALIZE)========= | | | | | |<-<-<-+ | | | Set IPv6 Default Route |<-<-<-+ | | | Set DNS setting |<-<-<-+ | | | Add Candidate Source Addresses | | | | | |<------------+ | | RA (PreferredLifetime=1) | | | | | |<------------+ | | Echo Request to Candidate Source Addresses 1 +------------>| | | Echo Reply | | | | | |<------------+ | | Echo Request to Candidate Source Addresses 2 +------------>| | | Echo Reply | | | | | ======(INITIALIZE)========= | | | | | |<-<-<-+ | | | Excute ping6 command | | | | | +------------------>| | DNS query question <-------------------+ | DNS query answer +------------------------>| Echo Request | | | | |
LLA(Link Local Address)
*Following address grouup does not match Rule 1-2
Check 01: DNS Address: fec0::9 Candidate Source Addresses: fec0::1 or 3ffe::NUT'sEUI64(deprecated) or LLA Destination Address List: 3fff::2 or fec0::2 Result: fec0::2 (src fec0::1) then 3fff::2 (src 3ffe::NUT'sEUI64(deprecated))
Check 02: DNS Address: 3ffe::9 Candidate Source Addresses: 3ffe::1 or fec0::NUT'sEUI64(deprecated) or LLA Destination Address List: fec0::2 or 3fff::2 Result: 3fff::2 (src 3ffe::1) then fec0::2 (src fec0::NUT'sEUI64(deprecated))
Check 01: PASS: Receive Echo Request & destination(source) = fec0::2(fec0::1)
Check 02: PASS: Receive Echo Request & destination(source) = 3ffe::2(3ffe::1)
TEST PASS: All Check = PASS
perldoc V6evalTool
ADDR_SELECT.html "Default Address Selection for IPv6" Test Common Utility
das_rules.html "Default Address Selection for IPv6" Rules