Unified Messaging System Deployment
A Case Study on Deployment of Next Generation Unified Messaging Value-Added Services (NGM VAS) for a wireless GSM 3G operator
Operational Requirements
Customer, a vendor of unified messaging solutions, needed fast aggressive installation, configuration and testing of their solutions for Voice/Video/Fax Messaging, Missed Call Notification Service and Interactive Voice Response System for a new wireless 3G operator in a competitive market for an estimated initial subscriber base of 1 million users. The solution was to be integrated with core signalling and IP network and OSS
Approach
- Analyzed operator’s requirements and prepared system specification for messaging solution
- Prepared a solution architecture to meet requirements
Solution Delivered
- Schemes for IP addressing, signaling and hostnames
- Security scheme for connectivity with other OSS and networks
- Customer Acceptance Test Plan document
- OS installation and configuration of servers
- Switch installation and configuration for interconnectivity
- Firewall installation and configuration for secured connectivity with outside elements
- Disk-array installation and configuration for mass data storage
- Cluster configuration for high availability
- Installation and configuration of SS7 signalling units for communication with signalling core
- Integration with operator’s MSC, MGW, SMSC, MMSC, Email, Provisioning, Billing and Fault Management systems
- Acceptance testing with customer, integrator and operator representatives
Value Proposition
- Fast turnaround due to product and domain knowledge with reduced dependency on product house for implementation support
- Quick troubleshooting of complex integration issues
- Bigger picture perspective leading to more efficient communications with customer, integrator and operator for requirements, issues and support
- Navigation through multiple vendors to gather interface specifications and deliver an operational solution
- Effective knowledge transfer to customer’s managed services team
- Customer acceptance with no outstanding items or conditions
- SNMP (v1, v2c), CORBA, XML,VXML, SS7, SIP, SOAP, SMPP/CIMD, FTP, IMAP
- Linux, Cisco IOS, OpenBSD
- MySQL, Apache, WebDAV, JBoss
- Perl, shell
- MSC, MGW, SMSC, MMSC
