SKY broadband and phone customers may not be able to get online until further notice.
Customers in Witham and Coggeshall have reported problems getting online and making and receiving phone calls this morning.
Sky said they are working on identifying and fixing the problem and have apologised for any inconvenience caused.
More to follow...
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here