▁fab rics , ▁Federal ▁and ▁enter prise ▁E ther net ▁( L AN / W L AN ) ▁switch es ; ▁W AN ▁( Internet ) ▁rou ters ; ▁application ▁delivery ▁controllers ▁( load ▁bal anc ers ); ▁F ib re ▁Channel ▁fabric ▁extension ▁switch es ; ▁embedded ▁F ib re ▁Channel ▁and ▁E ther net ▁switch ▁bl ades ; ▁F ib re ▁Channel ▁host ▁bus ▁ad ap ters ▁( H B As ); ▁conver ged ▁F ib re ▁Channel / E ther net ▁network ▁ad ap ters ▁( CN As ), ▁and ▁E ther net ▁trans ce ivers . ▁ ▁Other ▁hardware ▁solutions ▁from ▁Bro cade ▁support ▁common ▁protocol s ▁including ▁i SC SI , ▁FC IP , ▁G ig E , ▁F IC ON , ▁F Co E , ▁DC B / CE E , ▁and ▁L ayer ▁ 4 - 7 ▁networking ▁protocol s . ▁ ▁Bro cade ▁also ▁s ells ▁software - based ▁networking ▁devices ▁including ▁technology ▁for ▁SD N , ▁Network ▁virtual ization , ▁virtual ▁rou ters , ▁virtual ▁fire w alls , ▁virtual ▁Application ▁D elivery ▁Cont rollers ▁( load ▁bal anc ers ), ▁network ▁security ▁app li ances ▁and ▁V PN s ▁through ▁its ▁wh olly ▁owned ▁subs idi ary , ▁V y atta . ▁ ▁F ib re ▁Channel ▁▁ ▁Bro cade ' s ▁first ▁F ib re ▁Channel ▁switch ▁Sil k W orm ▁ 1 0 0 0 ▁( SW 1 0 0 0 ) ▁( re leased ▁in ▁ 1 9 9 7