Case 4 Metric Multistandard Components Corp The Business

Lessons learnt n A virtual private network (VPN) is: q 2010/4/22 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/tm 21389. xml ) © 2010 Celeste S-P Ng

Lessons learnt – Self-managed network n Self-managed benefits: q q q n Greater accountability for network availability Greater flexibility for future business expansion More data security as private business data are located internally Self-managed challenges: q q 2010/4/22 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 © 2010 Celeste S-P Ng

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