1. 2010/2/22 © 2010 Celeste S-P Ng Case 4 - Metric & Multistandard Components Corp.: The Business Value of a Secure Self-Managed Network for a Small-to-Medium Business By: Celeste Ng Tuesday, Apr, 2010

2. 2010/4/22 © 2010 Celeste S-P Ng Lessons learnt A virtual private network (VPN) is:  a private data network that makes use of the public telecommunication infrastructure, maintaining privacy through the use of a tunneling protocol and security procedures. (https://support.t-mobile.com/doc/tm21389.xml )https://support.t-mobile.com/doc/tm21389.xml

3. 2010/4/22 © 2010 Celeste S-P Ng Lessons learnt – Self-managed network Self-managed benefits:  Greater accountability for network availability  Greater flexibility for future business expansion  More data security as private business data are located internally Self-managed challenges:  Lack of expertise for network management  Distracts from core operations as some of the staff will be allocated to manage and monitor the network performance and maintenance

4. 2010/4/22 © 2010 Celeste S-P Ng Lessons learnt – Externally-managed network Externally managed benefits:  Access to expertise  Potential for economies of scale (i.e. cheaper costs)  Doesn't distract from core business Externally managed challenges:  Lack of accountability (required communications with the network vendor)  Inflexible contract (locked in)  Business data may be located externally at the ASP