Bibtex Entry:

@inproceedings{walfish2004middleboxes,
   author =       "Michael Walfish and Jeremy Stribling and Maxwell Krohn and Hari Balakrishnan and Robert Morris and Scott Shenker",
   title =        "{Middleboxes No Longer Considered Harmful}",
   booktitle =    {6th Usenix OSDI},
   year =         {2004},
   month =        {December},
   address =      {San Francisco, CA}
}