Please ensure that you log a call with IT Self-Service, before you configure your IP phone, as you will need to be added to the Teleworker security group.
Sicrhewch eich bod yn cofnodi galwad gyda Hunanwasanaeth TG, cyn eich bod yn ffurfweddu eich ffôn IP, gan y bydd angen eich ychwanegu at grŵp diogelwch Teleweithwyr.