Christchurch's Hillmorton High School has been forced to close for two days because rats have damaged a fibre cable and the internet is down.

The outage cut all servers, WiFi and phones, halting key school systems.

Christchurch's Hillmorton High School has been forced to close for two days because rats have damaged a fibre cable and the internet is down.

Christchurch's Hillmorton High School has been forced to close for two days because rodents have damaged a fibre cable and the internet is down.