Network Support

Assist in installation and configuration of LAN/WAN networks.
Configure basic IP addresses, sub netting, DHCP and DNS.
Basic understanding of VLAN, trunk/access ports and PoE.
Assist with configuration of network switches and routers.
Troubleshoot basic network connectivity issues using:
Ping
Traceroute
IP configuration
Basic switch commands.
Assist in troubleshooting network connectivity, packet loss and latency issues.

VoIP / IP-PBX Support

Assist with installation and configuration of IP-PBX systems.
Configure SIP extensions and IP phones.
Basic understanding of SIP registration and SIP calling.
Troubleshoot:
IP phone registration issues
Incoming/outgoing call problems
No audio/one-way audio
SIP trunk connectivity
IP phone network connectivity.
Learn and work with Asterisk, Zycoo, Coovox, Matrix, Dasscom or similar PBX systems.
Assist senior engineers with customer troubleshooting and remote support.

IP Phones & VoIP Devices

Installation and configuration of IP phones from vendors such as:
Fanvil
Grandstream
Yea link
Matrix
Dasscom
Basic knowledge of SIP account configuration.
Perform phone firmware updates and basic troubleshooting.
Assist with IP-PBX and IP-phone deployment at customer sites.

Linux & Server Support

Basic knowledge of Linux is preferred.
Learn basic Linux commands and troubleshooting.
Assist with checking:
Services
Network connectivity
Disk space
System logs.
Basic exposure to Docker is an advantage.

Troubleshooting & Customer Support

Provide remote and onsite technical support.
Collect logs and screenshots from customer systems.
Assist senior engineers in analyzing Wire shark/PCAP captures.
Follow troubleshooting procedures and document solutions.
Prepare basic installation and service reports.
Escalate complex issues to senior engineers.

Requirements

Candidate should have basic knowledge of:

TCP/IP
IPv4 addressing
Sub netting
LAN/WAN
Ethernet
VLAN
DHCP
DNS
NAT
PoE
Basic routing
SIP
VoIP
IP phones
Basic Linux commands.

Good to Have

CCNA certification or CCNA-level knowledge.
Basic Asterisk knowledge.
Basic Wire shark knowledge.
Basic Linux knowledge.
Basic knowledge of switches and routers.
Knowledge of SIP/RTP.
Networking or VoIP project/internship experience.

Skill richieste

LAN/WAN installation and configurationIPv4 addressing and subnettingDHCP configurationDNS configurationVLAN, trunk/access port configuration and PoENetwork switches and routers configurationBasic routing and NATNetwork troubleshooting using ping, traceroute and switch commandsPacket capture analysis (Wireshark/PCAP)SIP/VoIP fundamentals (SIP registration and calling)IP-PBX installation and configuration (Asterisk, Zycoo, Coovox, Matrix, Dasscom)IP phone configuration and firmware management (Fanvil, Grandstream, Yealink, Matrix, Dasscom)Basic Linux command-line and server troubleshootingBasic Docker exposure

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