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Copy path20231231022456_DNS_config.txt
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20231231022456_DNS_config.txt
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;===========================================================
;DNS configuration: services including all are examples here
;===========================================================
;=============================
;= =
;= GPRS Recrod =
;= =
;=============================
; GGSN selected based on APN, used during PDP active in 2/3G!
ims.mnc045.mcc123.gprs. IN CNAME ggsn0-gn.mnc045.mcc123.gprs.
ims.mnc045.mcc123.gprs. IN CNAME ggsn1-gn.mnc045.mcc123.gprs.
; OldSGSN selected based on RAC-LAC if no cooperating SGSN defined, used when P-TMSI attach, Inter RAU, ISC Inter RAU!
rac0007.lac0006.mnc045.mcc123.gprs. IN CNAME sgsn01-gn.mnc045.mcc123.gprs.
; OldSGSN selected based on NRI-RAC-LAC if no cooperating SGSN defined, used when P-TMSI attach, Inter RAU, ISC Inter RAU!
nri0008.rac0007.lac0006.mnc045.mcc123.gprs. IN CNAME sgsn01-gn.mnc045.mcc123.gprs.
; Old SGSN selected based on RAC-LAC by MME during TAU from 2/3G to 4G, RAC is mapped from NRI to MMECode then to RAC!
rac0020.lac0006.mnc045.mcc123.gprs. IN CNAME sgsn01-gn.mnc045.mcc123.gprs.
rac0021.lac0006.mnc045.mcc123.gprs. IN CNAME sgsn01-gn.mnc045.mcc123.gprs.
rac0022.lac0006.mnc045.mcc123.gprs. IN CNAME sgsn01-gn.mnc045.mcc123.gprs.
rac0023.lac0006.mnc045.mcc123.gprs. IN CNAME sgsn01-gn.mnc045.mcc123.gprs.
; New SGSN queries the old MME during ISC-RAU from LTE to W/G with Gn/Gp:------------IRAT, and the MMEGroupID mapped to old LAC, MMECode mapped to old RAC!
rac0007.lac0008.mnc045.mcc123.gprs. IN CNAME mme01-gn-id-mapped.mnc045.mcc123.gprs.
nri0001.rac0007.lac0008.mnc045.mcc123.gprs. IN CNAME mme01-gn-id-mapped.mnc045.mcc123.gprs.
;A/AAAA Record for GPRS
ggsn0-gn.mnc045.mcc123.gprs. IN A 2.2.2.1
ggsn1-gn.mnc045.mcc123.gprs. IN A 2.2.2.2
sgsn01-gn.mnc045.mcc123.gprs. IN A 3.3.3.3
mme01-gn-id-mapped.mnc045.mcc123.gprs. IN A 3.3.3.3
;=============================
;= =
;= EPC Recrod =
;= =
;=============================
; SGW selected based on TAC, used during attach, inter/intra TAU with SGW relocation and inter/intra HO with SGW relocation!
tac-lb0D.tac-hb00.tac.epc.mnc045.mcc123.3gppnetwork.org. IN NAPTR 10 10 "a" "x-3gpp-sgw:x-s5-gtp+ue-1.2.3+nc-nr:x-s8-gtp+ue-1.2.3+nc-nr" "" topon.s5s8c-sgw.epg0.epc.mnc045.mcc123.3gppnetwork.org.
epg0.epc.mnc045.mcc123.3gppnetwork.org. IN NAPTR 10 10 "a" "x-3gpp-sgw:x-s11+ue-1.2.3+nc-nr" "" topon.s11c-sgw.epg0.epc.mnc045.mcc123.3gppnetwork.org.
tac-lb0D.tac-hb00.tac.epc.mnc045.mcc123.3gppnetwork.org. IN NAPTR 10 10 "a" "x-3gpp-sgw:x-s5-gtp+ue-1.2.3+nc-nr:x-s8-gtp+ue-1.2.3+nc-nr" "" topon.s5s8c-sgw.epg1.epc.mnc045.mcc123.3gppnetwork.org.
epg1.epc.mnc045.mcc123.3gppnetwork.org. IN NAPTR 10 10 "a" "x-3gpp-sgw:x-s11+ue-1.2.3+nc-nr" "" topon.s11c-sgw.epg1.epc.mnc045.mcc123.3gppnetwork.org.
; PGW selected based on APN, used during LTE/WiFi attach or PDN connection, HO between LTE and WiFi!
ims.apn.epc.mnc045.mcc123.3gppnetwork.org. IN NAPTR 10 10 "a" "x-3gpp-pgw:x-s5-gtp+nc-nr.smf+ue-1.2.3:x-s8-gtp+nc-nr.smf+ue-1.2.3:x-s2b-gtp:x-s2a-gtp:x-gn:x-gp" "" topon.s5s8s2bs2agnc-pgw.epg0.epc.mnc045.mcc123.3gppnetwork.org.
epg0.epc.mnc045.mcc123.3gppnetwork.org. IN NAPTR 10 10 "a" "x-3gpp-pgw:x-s5-gtp+nc-nr.smf+ue-1.2.3:x-s8-gtp+nc-nr.smf+ue-1.2.3:x-s2b-gtp:x-s2a-gtp:x-gn:x-gp" "" topon.s5s8s2bs2agnc-pgw.epg0.epc.mnc045.mcc123.3gppnetwork.org.
ims.apn.epc.mnc045.mcc123.3gppnetwork.org. IN NAPTR 10 10 "a" "x-3gpp-pgw:x-s5-gtp+nc-nr.smf+ue-1.2.3:x-s8-gtp+nc-nr.smf+ue-1.2.3:x-s2b-gtp:x-s2a-gtp:x-gn:x-gp" "" topon.s5s8s2bs2agnc-pgw.epg1.epc.mnc045.mcc123.3gppnetwork.org.
epg1.epc.mnc045.mcc123.3gppnetwork.org. IN NAPTR 10 10 "a" "x-3gpp-pgw:x-s5-gtp+nc-nr.smf+ue-1.2.3:x-s8-gtp+nc-nr.smf+ue-1.2.3:x-s2b-gtp:x-s2a-gtp:x-gn:x-gp" "" topon.s5s8s2bs2agnc-pgw.epg1.epc.mnc045.mcc123.3gppnetwork.org.
; New MME selects an old SGSN based on GUMMEI which is mapped from RAC-LAC in the old SGSN, this is used when ISC-TAU from W/G to LTE with Gn/Gp:------------IRAT!
; Source MME selects target SGSN during Handover from LTE to WCDMA with Gn network
rac0007.lac0006.rac.epc.mnc045.mcc123.3gppnetwork.org. IN NAPTR 10 10 "a" "x-3gpp-sgsn:x-gn+ue-1.2.3:x-gp+ue-1.2.3" "" topoff.gn-sgsn01.rac0007.lac0006.rac.epc.mnc045.mcc123.3gppnetwork.org.
; OldSGSN selected based on NRI-RAC-LAC with EPC FQDN, used when P-TMSI attach, Inter RAU, ISC Inter RAU!
nri-sgsn0008.rac0007.lac0006.rac.epc.mnc045.mcc123.3gppnetwork.org. IN NAPTR 10 10 "a" "x-3gpp-sgsn:x-gn+ue-1.2.3:x-gp+ue-1.2.3" "" topoff.gn-sgsn01.nri-sgsn0008.rac0007.lac0006.rac.epc.mnc045.mcc123.3gppnetwork.org.
; Old MME selected based on GUMMEI during inter TAU!
mmec07.mmegi0008.mme.epc.mnc045.mcc123.3gppnetwork.org. IN NAPTR 10 10 "a" "x-3gpp-mme:x-s10+ue-1.2.3" "" topoff.s10-mme01.mmec07.mmegi0008.mme.epc.mnc045.mcc123.3gppnetwork.org.
; Source MME selects target MME based on target TAC, used for Inter-LTE S1-HO; Source AMF selects target MME for HO from 5GC to EPC.
tac-lb0D.tac-hb00.tac.epc.mnc045.mcc123.3gppnetwork.org. IN NAPTR 10 10 "a" "x-3gpp-mme:x-s10+ue-1.2.3" "" topoff.s10-mme01.mmec07.mmegi0008.mme.epc.mnc045.mcc123.3gppnetwork.org.
; Old AMF selected based on GUAMI during TAU from 5G to LTE!;
mmecCB.mmegi0A02.mme.epc.mnc045.mcc123.3gppnetwork.org. IN NAPTR 10 10 "a" "x-3gpp-mme:x-s10" "" topoff.s10-mapped-from-old-amf01.mmecCB.mmegi0A02.mme.epc.mnc045.mcc123.3gppnetwork.org.
;A/AAAA Record for EPC
topon.s11c-sgw.epg0.epc.mnc045.mcc123.3gppnetwork.org. IN A 1.1.1.1
topon.s11c-sgw.epg1.epc.mnc045.mcc123.3gppnetwork.org. IN A 1.1.1.2
topon.s5s8s2bs2agnc-pgw.epg0.epc.mnc045.mcc123.3gppnetwork.org. IN A 2.2.2.1
topon.s5s8s2bs2agnc-pgw.epg1.epc.mnc045.mcc123.3gppnetwork.org. IN A 2.2.2.2
topoff.gn-sgsn01.rac0007.lac0006.rac.epc.mnc045.mcc123.3gppnetwork.org. IN A 3.3.3.3
topoff.gn-sgsn01.nri-sgsn0008.rac0007.lac0006.rac.epc.mnc045.mcc123.3gppnetwork.org. IN A 3.3.3.3
topoff.s10-mme01.mmec07.mmegi0008.mme.epc.mnc045.mcc123.3gppnetwork.org. IN A 4.4.4.4
topoff.s10-mapped-from-old-amf01.mmecCB.mmegi0A02.mme.epc.mnc045.mcc123.3gppnetwork.org. IN A 5.5.5.5
;=============================
;= =
;= 5GC Recrod =
;= =
;=============================
; Old AMF selected based on GUAMI during TAU from 5G to LTE!
pt0B.set00B.region0A.amfi.5gc.mnc045.mcc123.3gppnetwork.org. IN NAPTR 10 10 "a" "x-3gpp-amf:x-n26" "" topoff.n26-amf01.pt0B.set00B.region0A.amfi.5gc.mnc045.mcc123.3gppnetwork.org.
; Source MME selected target AMF based on target TAC, used for HO from LTE to 5G with N26!
tac-lb0E.tac-mb00.tac-hb00.5gstac.5gc.mnc045.mcc123.3gppnetwork.org. IN NAPTR 10 10 "a" "x-3gpp-amf:x-n26" "" topoff.n26-amf01.pt0B.set00B.region0A.amfi.5gc.mnc045.mcc123.3gppnetwork.org.
; Source MME selected target AMF based on target TAC, used for HO from LTE to 5G, S10 as N26!
tac-lb0E.tac-mb00.tac-hb00.5gstac.5gc.mnc045.mcc123.3gppnetwork.org. IN NAPTR 10 10 "a" "x-3gpp-mme:x-s10" "" topoff.n26-amf01.pt0B.set00B.region0A.amfi.5gc.mnc045.mcc123.3gppnetwork.org.
;A/AAAA Record for 5GC
topoff.n26-amf01.pt0B.set00B.region0A.amfi.5gc.mnc045.mcc123.3gppnetwork.org. IN A 5.5.5.5
=========================================================================
NOTE: Below is just to record the inputs, donot add in config for dns server
;=============================
;= =
;= Input =
;= =
;=============================
MCC: 123
MNC: 45
LAC: 6
RAC: 7
MME Group ID: 8
MME Code: 7
AMF Region ID: 10
AMF Set ID: 11
AMF Point: 11
4G TAC: 13
5G TAC: 14
APN/DNN: ims
Topological: topon
NAPTR or SRV: NAPTR
UE Usage Type： 1.2.3
SMF Support: Supported
NR Support: Supported
SGW S11 IP:
1.1.1.1
1.1.1.2
PGW S5/S8/S2b/S2a/Gn IP:
2.2.2.1
2.2.2.2
SGSN Gn IP: 3.3.3.3
MME S10 IP: 4.4.4.4
AMF N26 IP: 5.5.5.5
SGSN NRI Length: 6
SGSN NRI: 8
CNAME: Selected