1. Neeladri Kumar
E Mail: Neeladri.kumar@gmail.com
Contact: +91-9900035723
Assignments in Network Configuration /Packet Core/EPC Core/Datacenter/Technical Support
with an organisation of repute.
PROFESSIONAL SNAPSHOTPROFESSIONAL SNAPSHOT
 A dynamic professional with nearly 4.5 years of rich experience in Packet core/Evolved packet core and
datacentre technology on SGSN,GGSN,MME,SGW/PGW,PCRF,HSS,AAA server, DNS server, DHCP
server Email server, SANDVINE SRP, PTS, Web based Cache server configuration, analysis and
troubleshooting Served as an Packet core Engineer/IP Engineer in various projects like
Aircel//Freebit/MENA TELECOM/Zain South Sudan in Huawei Technologies.
 Presently working with huawei Technologies as 2nd
Level Back office technical support
Senior Engineer EPC /Datacentre domain for MENA TELECOM network Bahrain.
 Possess thorough understanding of the Mobile broad band network with expertise in mapping client /
business requirements, application design, development, integration, testing and troubleshooting for
complex information communication management.
 Demonstrated abilities in training and guiding frontline teams to deliver projects to clients within
specified timeframe and as per specifications.
 An effective trainer with proven abilities in training teams during the project transition phase, training &
guiding team members and enabling knowledge sharing among the team.
ORGANISATIONAL EXPERIENCEORGANISATIONAL EXPERIENCE
Jan ‘15 to till date with Huawei Technologies as an level 2 Back office technical support
engineer.
Projects:
MENA TELECOM,ZAIN SOUTH SUDAN
Scope :
End to end Service provisioning, network configuration and troubleshooting of all the elements in
the EPC/DATACENTRE domains.
Role :
As a level 2 Back office technical support engineer activities carried out includes:
11 End to end service provisioning in the EPC network. This process involves:
• Creation of Service Packages in Huawei UPCC.
• Creating the service policies and charging rules and their binding with the service packages.
• Creation of pre-defined service, charging and bandwidth management rules in the PDN Gateway
(Huawei UGW9811).
• Creation of the service APN and the related configuration in the PDN gateway (Huawei UGW9811).
• Creation of APN templates in HSS (Huawei HSS9860) and binding the same in the subscriber
profile.
• If the subscriber is a VPN user then APN definition and framed route configuration in UIM (AAA
server)
• Provisioning the subscriber in the PCRF (Huawei UPCC).
• Creation of a DNS record in the host file of the MME (Huawei USN9810) for DNS resolution of an
APN.
• Configuration of the Gemtek CPE-customer premises equipment according to customer requirement
and network configuration.
• Implementation of region based policy definitions. This process involves.
• Creating the service policies and charging rules according to ECGI.
• Binding the above policies and rules with the service packages.
• Implementation of network wide traffic shaping. This process involves:

2. • Creation of bandwidth management rules with CAR (committed access rate) function and time
ranges to cover the duration of the rules.
22 Customer premises equipment data service failure/slow browsing troubleshooting.
• By end to end tracing of Gx, Gi, S11, S6a, S1-MME interfaces.
• Checking DNS resolution problems by checking DNS settings, NSLOOKUP commands, DIG
command in DNS server
• Packet drop and reachability check by checking for blacklisting in Firewall, PDN gateway, Blue coat
cache server, routing checks in the network.
• Checking the configuration in the HSS (Huawei HSS9860) and the AAA server (Huawei UIM).
• Checking the configuration of the service package to determines the configured bandwidth.
• Check for optimum routing path and latencies.
22 Network level troubleshooting/network equipment troubleshooting. This process involves :
• Analysis of Call history records, performance review files, system logs, alarm logs, operation logs,
configuration file, interface and subscriber traces at S6a, S1-MME, S11 interfaces in the MME
(Huawei USN9811).
• Analysis of CDRs, performance review files, configuration file, diagnosis logs, alarm logs, operation
logs, traffic trends, Gx, Gi, S11 interface trace analysis, relevant maintenance commands in PDN
gateway(huawei UGW9811).
• Analysis of EDRs, policies and package configuration in PCRF (Huawei UPCC).
• S6a interface trace analysis and subscriber profile configuration in the HSS (huawei HSS9860).
• Subscriber configuration analysis in the AAA server (huawei UIM)
22 Server level troubleshooting to resolve network problems This process involves :
• Executing DIG command to check host name resolution in DNS server.
• Analyzing and making changes in the resolv.conf and Named.conf file to create different zones,
editing allowed networks, domain databases and other DNS configurations.
• Analysing messages and system logs in /var/log/queries.log directory.
• Analyzing DHCPD.conf to check and edit the IP ranges, subnet mask defined in a shared network.
Assigning static IP and L2TP contexts to individual hosts (MAC addresses).
• Analysing messages and system logs in /var/log/messages directory.
• Extracting network traffic/protocol traffic reports from Sandvine SRP to analyze traffic trends.
• Extracting subscriber reports from Sandvine SRP to analyze protocol traffic and subscriber
behavior.
• Analyzing and editing policy.qm.conf in free BSD based sandvine PTS to create and configure
service package and policies.
• Analyzing and editing policy.conf in free BSD based sandvine SRP to define policies specific to a
subscriber as well as network wide protocol traffic shaping.
• Editing main.cf for postfix service (SMTP MTA service) and dovecot.conf (IMAP and POP3 service)
in email server to configure mail exchange.
• Analyzing mail queue and mail logs in var/log/maillog to troubleshoot email issues.
• Performing health checkups and URL/Protocol black listing in Blue coat cache servers.
Trainings— EPC advanced trainings for project deployment.
September ‘11 to June’ 14 Huawei telecommunications as a Fault Management/Configuration
Engineer – Packet core Network (Aircel/Freebit Team)
Role :
As a member of the NOC Fault management/configuration team activities carried out includes:
• IP-BSC Gb links creation in Huawei Delhi SGSN for Mumbai region.

3. • NSE shifting for 30 BSCs in Huawei Kolkata SGSN from ECU 1 subrack 0 to ECU 2 subrack one for
load distribution.
• RNC SS7 links and entity creation in ROTN region under Huawei Chennai SGSN.
• SS7 links creation to establish connectivity between Huawei Kolkata SGSN and Kolkata HLR via
Kolkata STP.
• Mysore RNC/SS7 links migration from Huawei Chennai to Huawei AP SGSN for load balancing.
• Supported RNC SS7 link creation for Begumpet RNC in APSGSN.
• Roaming configuration-opened bilateral tie-ups with commercial partners as per the requirement of
Aircel business Team.
• Pocket internet charging rule creation in Huawei Kolkatta GGSN which charged the pocket internet
application at customer specified rates. Testing performed and CDR analyzed accordingly.
• Free rating of Facebook and Wikipedia in Huawei Kolkata ,Delhi and AP GGSNs to enable free
browsing of facebooka and Wikipedia applications,
• Testing performed and CDR analyzed accordingly.
• Infosys URl white listing in Chennai GGSN to allow subscribers of particular corporate APN to access
the Infosys portal.
• URL blocking and preventing access to malicious sites in Huawei APGGSN.
• IP pool addition in Huawei Kolkata GGSN to optimize APN ip pool usage.
• Creation of L7 rules and filters to optimize nimbuzz and chatty applications in Delhi and Kolkata
GGSN.
• Test APN and test profile creation in Kolkata and Delhi GGSNs to implement testing other charging
rules as per Aircel’s requirement.
• Implemented Qos car and traffic policing function as a part of bandwidth management to curb data
abuse in AP and Kolkata GGSN.
• Performed various versions and patch upgrades in ALL Huawei SGSNs and Huawei GGSNs in Aircel
network.
• Implemented Direct tunneling in APGGSN and established connectivity between Huawei APGGSN
and all RNCs under AP region.
• Creation of routes and vpn instances for corporate services.
• Establish connectivity with diameter servers for Gy application for prepaid subscribers in APGGSN.
• Basic IP-OSPF configurations for Aircel network in Delhi and AP hub.
• IP route creation and Vlan creation for AP hub to BSC connectivity.
• Performed fault management by checking alarms,CPU and Memory Usage, running health check
scripts and trace analysis to resolve issues at level 1
• Escalate critical issues to Level 2 and level 3 in case of software and application problems.
• Freebit (Japan) LTE-EPC-
• PGW-
• Created L7 rules for dream jp APN along with setting the default charging properties and rating
group.
• Creation of Bandwidth management rules and binded them with default User group to implement
fair usage.
• Created default filters to be used as per the customized rules.
• Configured AAA server parameters –IP, port key and whether to be used for authentication or
accounting.
• Trace analysis and port mirroring to check issues
• Created 100 K 200 k plans for unlimited data usage with fixed accumulations level and data
reporting to control bandwidth.
• Creation of diameter links and setting ability dictionary for PCEF to determine capabilities.
• Trace analysis to check issues.
• Other than routine work developed a L1 troubleshooting template to clear alarms and analyse
Bearer context rejections resulting due to different error codes
July ‘14 to December 14 Level 1 BO engineer in huawei technologies for Zain south Sudan.
• Key Result Areas:
• 1st level fault resolution by analyzing subscriber traces and messages in /Var/log/er.datalog file in
Ericsson SGSN. Changing faulty configuration by changing the content of the configuration file.
• Second level fault analysis by analyzing System configuration, logs and messages in
/var/log/messages directory.
• Created corporate APNs and binding them with different VRF instances in Juniper GGSN.
• Created static routes for different APNs bound to different VRF instances in juniper GGSN.
• Subscriber provisioning in Ericsson SAPC(PCRF).
•
TECHNICAL PROFICIENCYTECHNICAL PROFICIENCY
• Database : SQL
• Programming Language : C , C++ ,JAVA

4. • Environments : Windows ,Linux
• Networking : CISCO/Juniper Networking
TECHNICAL SKILLSTECHNICAL SKILLS
1. Configuration, Service-Provisioning and troubleshooting of PCRF (Huawei UPCC, Ericson SAPC) by
analyzing Policy dump, Gx, internal system traces, event data records and system logs. Checking
configuration file to spot configuration related errors if any.
2. Creating Policies and service packages in the PCRF (Huawei UPCC).
3. Subscriber service provisioning in HSS (Huawei HSS9860).
4. Diameter protocol trace analysis on S6a interface to spot errors if any.
5. Configuration and troubleshooting of SGW/PGW (Huawei UGW9811,Ericsson GGSN MPG) by
analyzing Gx,SGi,S5,S11, Gy interfaces and diameter protocol. Analyzing System logs and
messages to spot abnormalities. Checking configuration files to spot configuration related data.
6. Configuration and troubleshooting of MME (Huawei USN9810,Ericsson SGSN-MME 2011B) by
analyzing S1AP,S6a, interfaces and diameter protocol. Analyzing System logs and messages to
spot abnormalities. Checking configuration files to spot configuration related data.
7. Configuration and troubleshooting of Huawei Charging gateway by analyzing system configuration,
system logs. CDR analysis by CDR browsing tool, Matching CDRs with Billing server data.
8. Configuration and troubleshooting of Red hat linux based DNS servers by making changes in
named.conf, resolv.conf files. Analyzing system logs and messages in /var/log directory. Creating
zones and domains in DNS servers and editing the database and system configuration.
9. Configuration and troubleshooting of Red hat linux based DHCP servers by making changes in
dhcpd.conf, resolv.conf files, analyzing system logs and messages in /var/log directory. Creating
Static IP bindings, L2TP tunnels and dynamic range as per the customer requirement.
10. Configuration and troubleshooting of Free-BSD based Sandvine PTS and Sandvine SRP by making
system parameter changes in policy.conf and policy.qm.conf files. Analysing system logs. Creating
network wide traffic shaping policies as per subscriber traffic along with quota based plan creation
and applying policy logic
11. Configuration and troubleshooting of Red hat linux based email servers by making changes in
Postfix(SMTP) Message transfer agent’s configuration file master.conf,IMAP’s configuration file in
dovecot.conf, resolv.conf files, analyzing mail logs and messages in /var/log/maillog directory.
Creating and maintaining mailboxes,checking mailqueues for error and allocating mailbox quota.
12. End to end service provisioning in the EPC network.
CERTIFICATIONSCERTIFICATIONS
• Crash course in C++
INDUSTRIALINDUSTRIAL TRANINGTRANING
• Underwent six weeks vocational training at BHARAT SANCHAR NIGAM LTD, Agra, UP
INTERESTINTEREST
• Travelling to Remote Places
• Sports (Cricket, Badminton and Lawn Tennis)
• Cooking
• Reading newspapers, novels, historical and philosophical content,
• Wildlife documentaries.
ACADEMIAACADEMIA
• B.E (Electronics & Communications) from GNIT College, UPTU in 2011.
• Intermediate From St. Peter’s college Agra, Uttar Pradesh, ISC Board in 2007
• High school From St. Peter’s college Agra, Uttar Pradesh, ISC Board in 2005
PERSONAL DOSSIERPERSONAL DOSSIER
Permanent Address : 11/3 H.I.G Flats, Sanjay Place AGRA
Date of Birth : 27/07/1989