Cisco Collaboration Solutions Designer

ALI CHOWDHURY

*** - **** ***** ******, ******, SK S4T 2A3

Phone: 306-***-**** Email: ***.*********@*******.***

ICT PROFESSIONAL

SUMMARY OF QUALIFICATIONS

• Professional Engineer

• More than 8 years experiences in wireless technology, computer networking and Cisco

Collaboration Systems incl. CUCM, CME, BE6K, Unity, Unity Connection, IM&P, UCCX, VMware

• Knowledge of WAN transport technologies such TDM, ISDN, MPLS, Frame Relay, Metro Ethernet,

DSL, Cable, Wireless, SONET and SDH, DWDM, and dark fibre

• Knowledge of GSM, GPRS, EDGE, HSxPA, HSPA+, CDMA, EV-DO, 1xRTT, WCDMA, LTE,

Satellite, 3GPP, and 3GPP2

• Experience of IPv4 and IPv6 addressing and subnetting, and designing subnet masks including

knowledge on RIP, IGRP, EIGRP, OSPF, BGP network routing protocols

• Substantive knowledge of installation, maintenance and repair of current data transmission

equipment, mini-computer and LAN/WAN technology

• Working knowledge of Microsoft Windows 95/98, Microsoft Windows NT, TCP/IP Internetworking

gained through a combination of formal training and related work experience

• Working knowledge of personal computers and various software applications

• Demonstrated ability of planning, organizing, and coordinating work related tasks

• Good communications skills, and ability to instruct and deal effectively with others

• Ability to work independently and have high degree of initiative

• Have a valid driver license

• Willing to work shifts and overtime to meet project deadlines and customer demands

• Willing to responds to demands for immediate assistance and constantly working to deadlines

• Willing to responds to after hour callouts

• Willing to comply with all safety, health and environment policies, programs and standards at all

times

• Willing to traveling in and out of province on short notice

• Knowledge on Microsoft, Unix, Cisco, Nortel, Lucent, Mitel, and Perimeter technologies

WORK EXPERIENCE

Designing skills

• Designed Cisco Collaboration Solutions for single sites, multi-sites environments with Cisco Call

Manager Express, Cisco Business Editions, Cisco Unified Communications Manager which included

CUCM, Cisco Unity Connection, Attendant Consoles, Emergency Responders, IM&P, Contact Center

Express, and InformaCast Paging and other Cisco UC applications

• Researched, designed and developed data and VoIP communications systems network architecture

based Cisco Systems solutions including QoS

• Researched, evaluated and integrated PSTN and LANSpan IP networks with LAN and IP Voice

networks

• Assessed, documented and optimized the capacity and performance of data and VoIP telephony

systems

• Analyzed user's requirements, and designed and developed system architecture and specifications for

Cisco Collaboration solutions

• Initiated, established and maintained relationships with suppliers, clients, and sales personnel

• Successfully led and co-ordinated teams of engineers, technologists, technicians and drafters in the

design and development of computer and telecommunications hardware

• Effectively designed voicemail and instant messaging and presence systems

• Engaged Cisco PDI and Partner Help desks for unresolved problems related to Collaboration

solutions designs, and Cisco promotions and products

• Took initiative in analyzing financial data and planning next general mobile networks based on

customer future needs and future available and affordable technologies

• Knowledge on UC multisite solutions to include CUCM, UCCX, ER, CUAC, UCxN, InformaCast

Paging, Cisco IM&P, Cisco Prime Collaboration Provisioning, Cisco Licensing including ELM,

TelePresence Server and Conductor, Cisco Expressway, Cisco WebEx Meetings applications

• Knowledge on Cisco Catalyst 2960, 3560, 3650, 3850 series switches, 2900, 3900, 4000 Series CME

SRST and gateway routers, UCS medium and high density servers, 6900, 7800, 7900, 8800, 8900

series IP phones, CUCM, BE6K, BE7K, CMEs, Cisco Aironet 3700, 700 series APs, Cisco 5500,

5760 series Wireless LAN Controllers

Installing and testing skills

• Installed switches, routers, IP phones, servers, and server applications

Performed Cat5 wiring in computer labs and data centers

• Developed and documented wireless mobile networks and mobile phones testing plans

• Installed software and hardware and configured operating system software in preparation for testing

• Executed, analyzed and documented results of software application tests, mobile phone RF tests, and

information and telecommunication systems tests

• Developed and implemented mobile devices, network components, software and information system

testing policies, procedures and scripts

Troubleshooting skills

• Maintained, troubleshooted and administered the use of local area networks (LANs), wide area

networks (WANs), mainframe networks, computer workstations, connections to the Internet and

peripheral equipments

• Evaluated and installed computer hardware, networking software, operating system software and

software applications

• Resolved issues related to Cisco Unified Communications licensing and Cisco IOS software issues

using Cisco TAC and Cisco CCW

• Assessed customers’ existing UC solutions and designed to upgrade their UC systems with current

features and applications

• Installed, maintained, troubleshooted and upgraded UC voice solutions hardware and software

• Designed numerous medium business Cisco voice solutions with BE6K, BE6KS, CMEs for single

sites and multi-sites

• Designed Cisco voice gateways for optimized PSTN calling

• Conducted tests and perform security and quality controls on Cisco communications equipment

• Allocated proper collaboration licensing for Cisco Collaboration users

Configuring skills

• Configured endpoints including Cisco IP phones, Cisco Soft phones and analog phones

• Configured and enabled telephony and mobility features

• Configured end-user voice mailboxes

• Configured Cisco Unified Presence

• Configured and generated CUCM reports

• Ran and analyzed Call Detail Records reports

• Used the Cisco Call Detail Record Analysis and Reporting (CAR) Tool

• Used the Cisco Real-Time Monitoring Tool (RTMT)

• Monitored voice mail usage in Cisco Unity Connection

• Configured Disaster Recovery System

• Configured Unity Connection for Integration with CUCM

• Configured CUCM for Integration with Unity Connection

• Configured CUCM for CUPS Integration

• Configured CUPS for CUCM Integration

• Configured CUPC Clients for Presence and Desk Phone Control

• Generated CUCM Reports

• Generated CUCM CAR Tool Reports

• Monitored the CUCM System with Cisco Unified RTMT

• Monitored Usage of Cisco Unity Connection

• Backed up and restored CUCM

• Monitored Voice Mail in Cisco Unity Connection

• Configured Disaster Recovery System

• Configured gateway interconnections to support VoIP and PSTN calls

• Configured a gateway to support calls using different call control and signaling protocols such as

MGCP and H.323

• Configured a Cisco Unified Border Element (CUBE) gateway to connect to an Internet Telephony

Service Provider

• Configured and troubleshooted CiscoISR routers (2911s) and explore their DSP configuration

(PVDM2-32 cards)

• Configured H.323 gateways

• Configured Session Initiation Protocol (SIP) and Media Gateway Control Protocol (MGCP)

• Configured router and gateway equipment to connect to public dial plan network using different call

control protocols and procedures

• Built and tested dial plan including 911, 3-digit service codes: 411, 511, etc, 7-digit local numbers:

681-1901, 10-digit local numbers: 416-***-****, 11-digit long distance numbers: 1-733-***-****,

International numbers: 011441902

• Configured and tested dial peers such as VoIP Call Legs Configuration, Endpoint Configuration, Path

Selection Configuration, Calling Privileges Configuration

• Configured VLAN, DHCP, and NTP

• Configured Voice Port

• Configured Communications Manager Express

• Configured H.323 Gateways and Codec Parameters

• Configured SIP Gateways

• Configured SCCP and SIP Endpoints

• Configured Calling Privileges and Classes of Restriction

• Configured Call Coverage or hunt lists

• Configured Call Admission Control

• Configured AutoQoS

• Configured SIP Trunking

• Configured base CUCM components, such as date time groups, device pools, Call Manager groups,

and other common elements

• Added and deleted phones manually and using auto registration

• Used the BAT tool to add phones and users and to change configurations

• Added users, assign them capabilities, and associated them with phones

• Configured phone features such as Music on Hold and phone services

• Set up media resources to use for MOH and conferencing

• Built dial plans including route patterns, route lists, and route groups supporting both the NANP and

dialing in Europe

• Deployed line and device Class of Service using partitions and calling search spaces and translation

patterns for call blocking

• Configured advanced Class of Service capabilities, such as time of day routing, client matter codes,

and forced access codes

• Configured Unified mobility or single number reach

• Configured Presence and Busy Lamp Fields or BLFs

• Configured DSP resources

• Configured Common Device

• Configured Basic Cisco IP Phone and IP Communicator

• Configured MGCP Gateway for Global Protocol, PRI Incoming and FXO Incoming

• Configured dial plan for PRI Outgoing to PSTN, FXO Backup for 911, Line or Device – Geographic

Routing, European Branch Deployment, European Branch Dial Plan E.164 and Globalization

• Configured Class of Service for Additional Applications

• Configured Users Features such as Softkeys and DND, Call Park and Pickup, Lines and Barge

• Managed Users via LDAP Integration

• Configured ports such as FXS Endpoints

• Implemented a variable-length on-net dial plan without globalization supporting multiple sites with

overlapping extensions

• Implemented call-processing resiliency in remote sites using SRST, MGCP fallback, and CUCM

Express

• Implemented CAC to manage calling and prevent oversubscription of the IP WAN

• Implemented mobility features such as CUCM Device Mobility and CUCM Extension Mobility

• Configured and implemented solutions to reduce bandwidth requirements in the IP WAN

• Implemented H.323 and Media Gateway Control Protocol (MGCP) gateways

• Configured Variable-Length On-Net Dial Plan, Outgoing to PSTN at HQ via H.323 PRI, CUBE: SIP

to SIP to PSTN, Line/Device: Geographic Routing, Digit Manipulation in NANP using Global

Transformations

• Troubleshooted Tail End Hop Off, SRST and CFUR, SRST using CME, Transcoder

• Configured Automated Alternate Routing

• Configured Device Mobility and Extension Mobility

• Used systematic methodologies to troubleshoot Cisco UC systems

• Used the knowledge of Cisco tools and reports that help isolate UC system problems

• Used troubleshooting and monitoring tools

• Troubleshooted common gateway and endpoint registration issues

• Troubleshooted CUCM availability issues

• Investigated database replication issues

• Troubleshoot LDAP integration issues

• Diagnosed and resolved a call setup issue

• Examined on-premises single-site calling issues

• Troubleshooted on-net multisite calling issues

• Investigated off-net calling issues

• Troubleshooted SAF and CCD

• Diagnosed and resolved device mobility, extension mobility, and unified mobility issues

• Investigated CUCM native presence issues

• Troubleshooted MOH, MTP, conferences, and transcoder issues

• Diagnosed and resolved issues with RSVP agents

• Troubleshooted the quality of both voice and video streams

• Troubleshooted a globalized E.164 dial plan

• Troubleshooted a variety of phone registration problems concerning with issues of Auto-registration,

Microsoft DHCP, Router DHCP, Helper address, Routing, DNS, Access lists etc.

• Troubleshooted LDAP issues

• Troubleshooted a variety of MGCP gateway problems including MGCP domain names, Configuration

of expected and significant digits, FXS ground vs. loop start, Attendant numbers, T1-CAS digit

sending, FXO port configuration, Service provider problem: Wrong DID sent, ISDN type of number,

Service provider problem: PRI not up

• Troubleshooted a var iety of dial plan problems concerning both traditional and blocking on lines

Class of Service such as Misconfigured route patterns, Route patterns with wrong partitions,

Misconfigured route filters, Wrong calling search space on lines and phones, Incorrectly configured

calling search spaces, Misconfigured call forward calling search spaces, Wrong calling search spaces

on gateways, Route lists misconfigured, Local route groups and global transformation issues, Bad

translation patterns, One-way audio, Digit manipulation

• Troubleshooted a variety of H.323 gateway problems concerning H.323 source addresses, Bogus dial

peers, Bad or missing translation-profiles for DID, Second dial tone on incoming calls from PRI, Bad

incoming calling search space, Exclusive - Global transformations and incoming calling party

settings, Misconfigured dial peers

• Troubleshooted Locations and Regions for Misconfigured locations, Devices in wrong locations, and

Misconfigured regions

• Troubleshooted a variety of SIP problems including Third-party SIP device configuration, SIP trunks,

Misconfigured SUBSCRIBE calling search spaces, Presence group issues and Presence configuration

across SIP trunks

• Integrated Cisco Unity Connection with CUCM

• Configured Unity Connection System Settings, Schedules, and Distribution Lists

• Integrated Unity Connection with Microsoft Active Directory

• Used Cisco Unity Connection Partitions and Search Spaces

• Implemented Cisco Unity Connection Call Management

• Built an Audiotext Application using the Opening Greeting, Interview, and Call Handlers

• Configured Directory Call Handlers

• Configured Cisco Unity Connection Users, Class of Service, and Roles

• Set Up Message Notification

• Monitored and Troubleshooted Cisco Unity Connection and Cisco Unity Express

• Integrated Cisco Unity Express with CUCM Express

• Configured Cisco Unity Express Users and Class of Service

• Configured Unity Express Voice Mail Features, such as VoiceView and IMAP Messaging

• Configured the Cisco Unity Express Auto Attendant and VPIM

• Configured Cisco Unified Presence

• Deployed IP Phone Messenger

• Troubleshooted Cisco Unified Presence

• Configured and troubleshooted Cisco CallManager Expresses, Cisco IP phones, Analog phones,

Asterisk Server, Cisco Routers and Switches, Cisco Wireless Access Points and Wireless AP

controllers, Network Management Systems, Linux servers, Cisco PIC and ASA firewalls, VPN

Tunnels, MPLS networks, VMware and Microsoft Hypervisors, Active Directories, Cisco Wireless

phones, QoS, and Access Lists

WORK HISTORY

Customer Systems Analyst (Design) SaskTel 2012 -current

Cisco Design Specialist Bell Canada 2011 – 2012

Teacher and Network Manager Can-AIM High School 2010 – 2011

Information Technology Specialist George Brown College 2010 – 2010

Electronic Service Technician Trigenics Myoneural Clinic 2009 – 2010

Network Strategy Analyst Bell Mobility 2007 – 2008

EDUCATION AND TRAINING

CCNP Voice Cisco Systems (working) 2015

Cisco Certified Design Associate Cisco Systems 2013

Cisco Certified Network Associate Voice Cisco Systems 2013

Cisco Certified Network Associate Cisco Systems 2012

Postgrad Diploma in Wireless Netwg George Brown College 2010

Bachelor of Eng. & Mgmt Co-op McMaster University 2009

References Available Upon Request

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