https://community.cisco.com/t5/ip-telephony-and-phones/cisco-8841-will-not-come-on-line/m-p/4913808#M411489 <P>Hi,</P> <P>There are some paremeter to check.</P> <P>Is your phone receiving networking info from a DHCP Server.</P> <P>If yes, is the DNS Serfer info included?</P> <P>I also suggest to check LAN Interface configuration on the switch you are connecting your phone.</P> <P>&nbsp;</P> <P>HTH</P> <P>&nbsp;</P> <P>Regards</P> <P>&nbsp;</P> <P>Carlo</P> <P>&nbsp;</P> Tue, 29 Aug 2023 10:35:44 GMT Carlo Poggiarelli 2023-08-29T10:35:44Z https://community.cisco.com/t5/ip-telephony-and-phones/cisco-8841-will-not-come-on-line/m-p/4911542#M411451 <P>My phone will not completely register or update. The screen is blue and say registering.&nbsp;</P> Thu, 24 Aug 2023 18:06:22 GMT https://community.cisco.com/t5/ip-telephony-and-phones/cisco-8841-will-not-come-on-line/m-p/4911542#M411451 freemanj1 2023-08-24T18:06:22Z https://community.cisco.com/t5/ip-telephony-and-phones/cisco-8841-will-not-come-on-line/m-p/4913808#M411489 <P>Hi,</P> <P>There are some paremeter to check.</P> <P>Is your phone receiving networking info from a DHCP Server.</P> <P>If yes, is the DNS Serfer info included?</P> <P>I also suggest to check LAN Interface configuration on the switch you are connecting your phone.</P> <P>&nbsp;</P> <P>HTH</P> <P>&nbsp;</P> <P>Regards</P> <P>&nbsp;</P> <P>Carlo</P> <P>&nbsp;</P> Tue, 29 Aug 2023 10:35:44 GMT https://community.cisco.com/t5/ip-telephony-and-phones/cisco-8841-will-not-come-on-line/m-p/4913808#M411489 Carlo Poggiarelli 2023-08-29T10:35:44Z