The IRFU have confirmed details of four Guinness Summer Series Tests in preparation for next year's World Cup.
On top of the already-announced home and away games with Wales at either end of August, Ireland will also go up against Scotland and England.
The match at Twickenham will take lpace two weeks before our World Cup opener against Canada.
Munster have been dealt a number of injury blows ahead of their busy Christmas schedule.
Initial tests have shown that Gerhard van der Heever has suffered cruciate ligament damage to his right knee, whiel Davy Kilcoyne is facing at least six weeks on the sidelines for a knee injury that he picked up in the clash against Clermont Auvergne at Thomond Park.
Meanwhile, hooker Mike Sherry has undergone a third shoulder operation on the injury which has seen him out of action since the start of the season.
Claremen Luke O'Dea and Damien Varley are continuing their rehab programs
