Sify Technologies Field Engineer Interview Questions, Process, and Tips

Q1. What is bgp protocol
Ans. 
BGP (Border Gateway Protocol) is a standardized exterior gateway protocol used to exchange routing information between different autonomous systems on the internet.
• BGP is used to make routing decisions based on network policies, rules, and attributes.

• It is a path vector protocol that uses TCP as its transport protocol.

• BGP routers exchange routing information by advertising routes to their neighbors.

• BGP is commonly used...read more
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Q2. What is bgp types
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BGP (Border Gateway Protocol) types refer to different categories of BGP messages exchanged between routers.
• BGP Update messages - used to advertise routing information between BGP routers

• BGP Open messages - used to establish a BGP session between routers

• BGP Keepalive messages - used to maintain the BGP session by confirming connectivity

• BGP Notification messages - used to report errors or terminate the BGP session
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Q3. Type of routers
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Routers are networking devices that forward data packets between computer networks.
• Routers operate at the network layer of the OSI model

• They use IP addresses to determine the best path for data packets

• Examples include Cisco, Juniper, and TP-Link routers
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Q4. What is bgp state
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BGP state refers to the current status of a BGP session between two routers.
• BGP state can be in one of several states such as Idle, Connect, OpenSent, OpenConfirm, Established.

• The Established state indicates that the BGP session is fully established and routing information can be exchanged.

• The Idle state means that the BGP session is not active and no routing information is being exchanged.

• The Connect state indicates t...read more
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Q5. What is switch login and configuration
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Switch login and configuration involves accessing a switch's management interface to make changes to its settings.
• Switch login is the process of accessing a switch's management interface using a username and password.

• Configuration involves making changes to the switch's settings such as VLANs, port configurations, and security settings.

• Common protocols used for switch login and configuration include SSH, Telnet, and we...read more
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Q1. Network problem resolved process
Ans. 
Network problem resolution involves identifying, troubleshooting, and fixing issues to restore network functionality.
• Identify the problem by gathering information from users and network devices

• Troubleshoot the issue by checking network configurations, cables, and devices

• Fix the problem by applying solutions such as restarting devices or reconfiguring settings

• Test the network to ensure the problem is resolved and functi
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Q2. Customer service, handle and follow up
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Q3. Network issue why found confirm
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Q4. Which process confirm Part faulty
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Testing processes like visual inspection, functional testing, and diagnostic testing can confirm a faulty part.
• Visual inspection for physical damage or defects

• Functional testing to check if the part is working as intended

• Diagnostic testing to identify specific issues or faults

• Using specialized tools like multimeters or oscilloscopes

• Consulting technical documentation for troubleshooting steps
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Q5. Which solution provide for
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Q6. This platform is finally part of job
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Q7. Network device. IP address Router or switch Incident Follow up questions
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Q8. How many types modem What is local lead
Ans. 
There are several types of modems including cable, DSL, fiber, and satellite modems. Local lead refers to a person who is in charge of managing a team or project in a specific geographic area.
• Types of modems include cable, DSL, fiber, and satellite modems

• Local lead is a person responsible for managing a team or project in a specific geographic area
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Q9. How many types modem
Ans. 
There are two main types of modems: dial-up modems and broadband modems.
• Dial-up modems use a phone line to connect to the internet at slower speeds.

• Broadband modems use cable, DSL, fiber optic, or satellite connections for faster internet speeds.

• Examples include DSL modems, cable modems, and fiber optic modems.
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Q10. What is router installation
Ans. 
Router installation involves setting up a router device to establish a network connection.
• Physically connect the router to the modem using an Ethernet cable

• Access the router's settings through a web browser

• Configure the network settings such as SSID, password, and security protocols

• Test the connection to ensure proper functionality
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Q11. What is router troubleshooting
Ans. 
Router troubleshooting involves identifying and resolving issues with network routers.
• Identifying connectivity issues

• Checking router configurations

• Updating firmware or software

• Resetting the router

• Checking for physical damage

• Analyzing network traffic

• Testing network cables

• Checking for interference from other devices
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