Bradley Johnson fired another fine goal as Norwich moved just three points away from the Championship summit by claiming derby honours at Carrow Road.
Johnson and Lewis Grabban netted in a richly deserved 2-0 victory over Ipswich, a sixth successive win for Norwich as they took full advantage of the defeats suffered by top two Derby and Middlesbrough on Saturday.
They now appear well placed to make an immediate return to the top flight, with new boss Alex Neil having instigated a stunning run of form since taking over in January.
Ipswich, meanwhile, have now slipped below their local rivals in the table, and on this evidence face a tough battle to overhaul them.
Norwich kept their hopes of Premier League survival alive while damaging Chelsea's ambition of winning the title in a hard won 0-0 draw at Stamford Bridge.
Norwich City's new manager Neil Adams said the team was "very disappointed" after its 4-0 defeat to Manchester United
The match at Old Trafford was Ryan Gigg's first since he became interim manager of United following David Moyes' exit from the club.
Chris Hughton has been sacked as manager of Norwich City with the side fourth from bottom in the Premier League, the club has announced.
Youth coach Neil Adams has taken over as the club's new boss, while Hughton's backroom staff Colin Calderwood Paul Trollope have also departed.
A 23-year-old male Swansea City fan was arrested for a racially aggravated public order offence during the club's Premier League game against Norwich at the Welsh city's Liberty Stadium.
Norwich City centre-back Sebastien Bassong complained to referee Howard Webb that the alleged incident was directed at him after his team scored the goal that clinched a 4-3 win.
A Swansea City spokesman said that the alleged supporter in question was identified "within 10 minutes of the report" after stewards reviewed TV footage. The club said that it abhorred racism and that the matter was with the police.
Visit ITV Wales for more on this incident.
Norwich chief executive David McNally has confirmed the club will speak to police about alleged racist comments directed at the club's defender Sebastien Bassong on Twitter.
Chris Hughton has been appointed as the Norwich City manager, the club have announced.
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