VoIP / Telephony: SIP/ H.323/SS7/MGCP. G.729a, G.711a/u, G.723.1, G.726, H.245, T.38.
VOIP Gateway: VoIP Gateways, Proxy Servers
SoftSwitch: Nextone SBC, CISCO SBC 7600, CISCO PGW 2200(Nailed Mode)
Cisco Unified: CUCM, ICM, CVP, CUSP, CUBE, CSS & GATEWAYS
Routing Protocols: TCP/IP, UDP, RIP V1/V2, OSPF, MPLS & BGP(Knowledge)
Switching Techniques: STP,RSTP,PVSTP,VLAN
- Installation and Troubleshooting of customers VOIP service including Managing the installation, configuration & maintenance of Networks of customers including Wired and Wireless (SOHO Products) like Routers, Access Points, Wireless cards, Wireless Range Extenders, Wireless Bridges, Print servers, Gaming Adapters, Wireless Video Camera Etc.
- Working and troubleshooting of VoIP network and Nextone Session Border controller. Using the Nextone tools such as iVMS, analyzed network traffic and established interconnect through CLI and iView between VoIP carriers. Responsible for establishing interconnect between SIP or H. 323 protocols and troubleshooting of them for keeping proper signalling also worked on several protocols such as UDP, RTCP, RTP, etc. Responsible for routes management.
- Configuration and troubleshoot of Cisco AS5400 VG, Cisco PGW 2200 and have implemented the NLD - ILD operations across various locations in India.
- Analyzing Voip issues using Wireshark tool.
- Configuring and troubleshooting of Cisco SBC, CUCM and CUBE
Network Consultation Engineer
- Working on Cisco Unified Contact Centre Enterprise, Implementing and troubleshooting Cisco Unified Products.
- Have Implementation and working knowledge in ICM Scripts, CVP Self Service Application & VXML
- Have Implementation and working knowledge on Cisco Voice Gateway 3900 Series, Cisco Unified Sip Proxy(CUSP), Content Service Switch (CSS),CUCM,CUBE and UCCE Components
- Troubleshooting all Cisco Contact Centre related issues for all of our customers
- Collecting and analysing all logs with respect to the issue and provide a proper resolution and RCA.
- Responsible for preparing POA and implementing for any kind of up gradation happens in Cisco Voice Infrastructure.
- Currently gaining Experience in Virtualization using Cisco UCS C Series Servers