# HL7812 static DNS **URL:** \ **Category:** HL78\ **Created:** [August 21, 2024, 10:47am UTC](https://forum.sierrawireless.com/t/hl7812-static-dns/32853 "2024-08-21T10:47:25Z")\ **Posts on this page:** 1\ **Showing post:** 2
**Author:** ![jyijyi](https://sea1.discourse-cdn.com/flex025/user_avatar/forum.sierrawireless.com/jyijyi/32/4766_2.png) [@jyijyi](https://forum.sierrawireless.com/u/jyijyi)\ **Post date:** [August 21, 2024, 2:00pm UTC](https://forum.sierrawireless.com/t/hl7812-static-dns/32853/2 "2024-08-21T14:00:04Z")
Same problem in rc76: > [@Using Custom DNS IP address with RC7620 or RC7620-1](https://forum.sierrawireless.com/t/using-custom-dns-ip-address-with-rc7620-or-rc7620-1/31885): > > Hello Community, I need some help in understanding whether it is possible to configure the RC7620 or RC7620-1 modem to use a custom DNS IP address instead of the one that is allocated dynamically. So far I have tried the following GPRS connection configurations and they all result in the error +CME ERROR: 932 which means the format of a parameter is invalid: AT+KCNXCFG=1,“GPRS”,“myapn”,“username”,“pswd”,“IPV4V6”,“0.0.0.0”,“8.8.8.8”,“8.8.4.4”,“::”,“::”,“::” AT+KCNXCFG=1,“GPRS”,“myapn”,“usernam… Btw, will you consider to use udp connection to your cns server for querying the ip address? --- _[View the full topic](https://forum.sierrawireless.com/t/hl7812-static-dns/32853)._