MUSE Micromuse (MM)

Micromuse Inc. (Nasdaq: MUSE), the leading provider of ultra-scalable, realtime business and service assurance software, today announced that Scott Sobers, Micromuse's Director of Solutions Marketing, will deliver a presentation entitled, "The Essentials of Network Management and Monitoring for VoIP," at Telestrategies' VoIP World 2005, in Arlington, Virginia on Wednesday, November 2, 2005 at 2:40 PM EST. Mr. Sobers will discuss how service providers can effectively monitor and manage their networks to ensure successful VoIP deployments. Among the main topics to be addressed will be a detailed overview of key VoIP-specific protocols that must be monitored and how to proactively identify and resolve call quality issues before they impact end-users. VoIP World is the only show of its kind where attendees will learn all about OSS/BSS optimization for IP networks and enhanced service delivery. This year's conference offers speakers from leading IP service providers such as AOL, Comcast, Covad, Vonage, Net2Phone, Deltathree, GlobalTouch Telecom and others on their OSS/BSS optimization efforts and lessons learned. Presentations will also be provided from top OSS/BSS consultants and software vendors on leading-edge solutions being brought to market. In addition, experts on the changing VoIP regulatory landscape for taxation and 911 will address compliance related issues. For more information, please go to: http://www.telestrategies.com/ About Micromuse Micromuse Inc. (Nasdaq: MUSE) is the leading provider of ultra-scalable, realtime business and service assurance software solutions. The Netcool(R) software suite provides organizations with the assurance that their IT systems are supporting and driving profits 24 hours a day. Unlike traditional infrastructure management systems, Netcool solutions provide realtime end-to-end visibility and accurate troubleshooting from a business perspective. Such business intelligence allows organizations to respond to problems quickly, streamline workflow processes and improve business uptime. Micromuse customers include BT, Cable & Wireless, Deutsche Telekom, EarthLink, ITC DeltaCom, JPMorgan Chase, MCI, T-Mobile, and Verizon. Headquarters are located at 650 Townsend Street, San Francisco, Calif. 94103; (415) 568-9800. The Web site is at www.micromuse.com. Micromuse and Netcool are registered trademarks of Micromuse Ltd. All other trademarks and registered trademarks in this document are the properties of their respective owners. Any statements contained in this press release that do not describe historical facts may constitute forward-looking statements as that term is defined in the Private Securities Litigation Reform Act of 1995. Any forward-looking statements contained herein are based on current expectations, but are subject to a number of risks and uncertainties. The factors that could cause actual future results to differ materially from the forward-looking statements include the following: fluctuations in customer demand, the Company's ability to manage its growth (including the ability to hire sufficient sales and technical personnel), the risks associated with the expansion of the Company's distribution channels, the risk of new product introductions and customer acceptance of new products; the rapid technological change which characterizes the Company's markets, the risks associated with competition, the risks associated with international sales as the Company expands its markets, and the ability of the Company to compete successfully in the future, as well as other risks identified in the Company's Securities and Exchange Commission Filings, including but not limited to those appearing under the caption "Risk Factors" in the Company's most recent Quarterly Reports on Form 10-Q and on Form 10-K on file with the Securities and Exchange Commission and available on the Company's Web site.