Air traffic is going on normally at all Egyptian airports, Chairman of the Egyptian Holding Company for Airports and Air Navigation Gadel-Karim Nasr said on Wednesday.There were no reports of irregularities at any, he said in a press release.Security has been beefed up at all Egyptian airports since the early morning in anticipation of any harmful events after calls by the terrorist Muslim Brotherhood for nationwide protests all through the day.Airport security authorities have been on alert since the morning and security has been intensified at all airports including their essential buildings, entrances and exits and roads leading to them.Checkpoints have been set up, patrols increased and vital facilities of the airports, including air traffic control towers and air navigation centers, terminals, arrival and departure halls and parking lots are fully secured, the statement read.