| Type | Month | |
| Acquisition power moves | |
| January | Cisco announces plans to buy wireless LAN vendor Airespace |
| January | Concord buys out Aprisma |
| January | AT&T agrees to $16 billion buyout by SBC |
| February | Verizon announces $6.7 billion bid for MCI |
| February | Microsoft announces plans to buy anti-virus, anti-spam company Sybari |
| March | Microsoft snaps up Groove founder Ray Ozzie |
| March | Akamai buys Speedera, ending feud |
| April | CA announces $330 million buyout of Concord |
| April | Juniper buys Peribit, Redline to boost stake in enterprise market |
| May | Verizon wins MCI board approval with increased bid for carrier |
| May | Qwest bails out of MCI bidding war |
| June | Sun nabs StorageTek in blockbuster deal |
| June | Citrix buys NetScaler |
| July | Symantec completes Veritas buyout |
| September | Check Point buys IDS vendor Sourcefire |
| September | Oracle to buy Siebel for $3.6 billion |
| September | eBay to buy Skype for $2.6 billion |
| October | Ericsson agrees to buy most of Marconi for $2.1 billion |
| October | The FCC OKs SBC-AT&T, Verizon-MCI buyouts |
| October | Level 3 announces plans to buy WilTel for about $700 million |
| November | Cisco buys out Scientific-Atlanta in video push |
| December | IBM announces plans to buy managment software vendor Micromuse |
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| General power moves |
|
| January | Network World survey shows IT budgets on the rise |
| January | Ford says it will cut the cord on 8,000 phones by going wireless |
| January | IBM unlocks access to 500 of its software patents |
| April | BMC announces it is laying off 12% of its workforce |
| May | Blade server company Egenera withdraws IPO plan |
| May | IBM airs plan to ax 13,000 jobs |
| May | The U.S. government seeks bids on a 10-year, $20 billion telecom services program |
| May | FCC issues order requiring VoIP service providers to offer E911 |
| May | Verizon says it will decommission its 380 Wi-Fi hot spots in New York City |
| June | VeriSign wins bid to retain operation of .net domain |
| June | AMD launches anti-trust suit against Intel |
| July | CA announces plans to lay off 5% of its workforce |
| August | Hurricane Katrina hits, putting networks to the test |
| August | FCC nixes DSL line sharing rules |
| September | Massachusetts mulls move to open source documents |
| September | HP announces plans for 14,500 job cuts |
| October | EarthLink selected for Philadelphia Wi-Fi network |
| October | Level 3, Cogent peering spat disrupts ‘Net |
| October | Federal regulators issue new Internet banking standards |
| November | Novell announces plans to lay off 10% of its workforce |
| November | CA spins off Ingres |
| December | The standard for mobile WiMAX gets approved by IEEE |
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| People power moves | |
| January | FCC Chairman Michael Powell announces he is stepping down |
| February | HP dismisses Chairman and CEO Carly Fiorina |
| March | IBM researcher Brian Carpenter takes over as new IETF chair |
| March | Former WorldCom CEO Bernie Ebbers is found guilty of fraud |
| March | Kevin Martin is named new FCC chairman |
| March | HP names former NCR exec Mark Hurd as its president and CEO |
| June | Ex-Cisco execs flee Nortel |
| September | Google hires Internet pioneer Vint Cerf |
| October | Nortel names ex-Motorola exec as new CEO |
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| Product power moves | |
| January | Google airs plans for enterprise desktop search |
| February | Red Hat Enterprise Linux 4.0 debuts |
| March | Novell ships Linux-NetWare combo Open Enterprise Server |
| April | AOL launches program to make its instant-messaging system work with other enterprise IM systems |
| April | Microsoft lays out management road map |
| May | HP makes its self-described biggest storage launch ever |
| September | IBM/Lotus releases Notes/Domino 7.0 |
| September | Microsoft says Longhorn software will be called Vista |
| October | Microsoft adds licensing terms for its server operating systems that support virtual server technology |
| November | Microsoft airs plan to offer software as a service |
| November | CA airs Unicenter 11, first major revision in four years |
| December | Cingular rolls out 3G service |
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| Security power moves | |
| February | VoIP Security Alliance debuts |
| February | Cisco enters the intrusion-prevention system market |
| February | First known case of criminal action against an accused spimmer (instant-message spam) |
| March | Microsoft files suit against 117 operators of phishing Web sites |
| May | Microsoft lays out identity management scheme |
| May | Bank of America tightens online security after getting hit by identity thieves |
| June | A German teenager is found guilty in Sasser worm case |
| September | Cisco router flaw sparks battle at Black Hat conference |
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