Simmons reportedly told teammates not to visit him in Los Angeles earlier in the offseason to try to convince him to rejoin the team.
The 76ers reportedly asked the Trail Blazers for three first-round picks and a package that would send CJ McCollum to Philly for Simmons.
In 2010, Allen Iverson played his final NBA game as a member of the Philadelphia 76ers, but hasn't been involved with the team since.
Simmons will be fined 227,613 dollars for each game that he misses, starting with Philadelphia's preseason opener on October 4.
Simmons, who is under contract with the Sixers for the next four seasons, is owed more than 33 million dollars for the upcoming campaign.
Simmons has requested a trade away from Philadelphia and he plans to stay away from the Sixers until his wish is granted.
Ben Simmons, the All-Star guard, made it known to the 76ers that he wouldn't be showing up to Media Day or training camp.
The rift between Simmons and the Sixers dates back to last season when Simmons was dangled in trade talks for James Harden.
Simmons made it clear earlier this summer that he wanted to be traded, and would be willing to sit out to make that happen.
The Atlanta Hawks still feel like they have a lot to prove and are entering the new campaign with an underdog mindset, according to Bogdan Bogdanovic.