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DNSSEC DS record upload -HOWTO- ??
Hello Folks
I'm setting up a DNSSEC environment using RHEL server with BIND as my primary/master DNS server and delegating (via CNAMES) intelligent resolution( through wide-ips) to my GTM box.
I have set one zone (3gnetworks.cr.) with standard records (SOA, NS, A) BUT i have not done any DNSSEC setup at the server level.
I already went through the whole process on configuring DNSSEC on my GTM box so if i query directly the GTM ( 192.168.20.253) for the wide-ip configured on the box works as expected!
[glenn@MyDNS ~]$ dig @192.168.20.253 misubasta.3gnetworks.cr +dnssec
; <<>> DiG 9.3.6-P1-RedHat-9.3.6-4.P1.el5_4.2 <<>> @192.168.20.253 misubasta.3gnetworks.cr +dnssec
; (1 server found)
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 2837
;; flags: qr aa rd ad; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags: do; udp: 2048
;; QUESTION SECTION:
;misubasta.3gnetworks.cr. IN A
;; ANSWER SECTION:
misubasta.3gnetworks.cr. 30 IN A 192.168.20.6
misubasta.3gnetworks.cr. 30 IN RRSIG A 7 3 30 20130716080024 20130709080023 54335 3gnetworks.cr. TNElaYQLSBBRaWBtZmp4r0s1C+KHmMB4vAJivA+biXewUr6ToEXLD6xL PKQxvPDByJA85OkltII1lrfw49B0EDs9ZEYGrDQUr8D/U5VWvv5+ZQYw EmR4icuSeHedw+8bNECvMFtCa4ZC38ANUCO0ZfVq3KmOuJjZYF3WNqKL Wmo=
++++++++++++++++++++end of output++++++++++++++++++++++++++++++++++++++
BUT if I query my primary DNS server (192.168.20.250)
[glenn@MyDNS ~]$ dig @192.168.20.250 misubasta.3gnetworks.cr +dnssec
; <<>> DiG 9.3.6-P1-RedHat-9.3.6-4.P1.el5_4.2 <<>> @192.168.20.250 misubasta.3gnetworks.cr +dnssec
; (1 server found)
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 64191
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 2, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags: do; udp: 4096
;; QUESTION SECTION:
;misubasta.3gnetworks.cr. IN A
;; ANSWER SECTION:
misubasta.3gnetworks.cr. 38400 IN CNAME wideip.misubasta.3gnetworks.cr.
wideip.misubasta.3gnetworks.cr. 30 IN A 192.168.20.6
;; AUTHORITY SECTION:
wideip.misubasta.3gnetworks.cr. 38400 IN NS gtm2.wideip.misubasta.3gnetworks.cr.
wideip.misubasta.3gnetworks.cr. 38400 IN NS gtm1.wideip.misubasta.3gnetworks.cr.
I dont get the RRSIG Record for misubasta.3gnetworks.cr
What I think Im missing is the DS record I need to upload from my GTM to my parent zone ( in this case 3gnetworks.cr)
if I take a look at the DSSET file i can see the DS record
[root@malpais:Active:Standalone] config cat /config/gtm/dsset-3gnetworks.cr
3gnetworks.cr. 86400 IN DS 9921 7 1 1936bf2f16e3569dd55d756e3ff4b82998882f5b
{key = /Common/3gKSK, gen = 1}
MY QUESTION WOULD BE:
How to upload the DS record to my BIND server to establish the chain of trust?
Thanks in advanced folks!!!
1 Reply
- Michael_Yates
Nimbostratus
Hi Glenn,
Have you considered using your GTM Servers in an Authoritative Screen Mode and let the GTM perform your DNSSEC for you?
Here is an overview of it: Deploying the BIG-IP GTM for DNSSEC.
Hope this helps.
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