T-Mobile Senior Network Engineer 2 Interview Questions and Answers

4G architecture includes radio access network (RAN), core network, and user equipment (UE) with interfaces like S1, X2, and LTE-Uu.

• 4G architecture consists of Radio Access Network (RAN), Core Network, and User Equipment (UE)

• Interfaces used in 4G architecture include S1, X2, and LTE-Uu

• RAN connects UE to the core network, while X2 is used for communication between base stations

• LTE-Uu is the air interface between UE and b

PRB can be calculated by dividing the total available bandwidth by the bandwidth per PRB.

• Calculate total available bandwidth

• Determine the bandwidth per PRB

• Divide total available bandwidth by bandwidth per PRB to get the number of PRBs

I am open to any location that offers growth opportunities and a challenging work environment.

• Open to relocation for the right opportunity

• Prefer locations with strong networking infrastructure

• Interested in locations with tech hubs or opportunities for professional development

My current CCTC is $80,000 per year.

• Current CCTC is $80,000 per year

• CCTC may include salary, bonuses, benefits, etc.

• Negotiable based on experience and qualifications

Border Gateway Protocol

• BGP stands for Border Gateway Protocol

• It is a standardized exterior gateway protocol used to exchange routing information between different autonomous systems on the internet

• BGP helps in determining the best path for data to travel between networks

• It is commonly used by Internet Service Providers (ISPs) and large organizations to connect to multiple networks

• BGP operates on TCP port 179

Routers are networking devices that forward data packets between computer networks.

• Routers operate at the network layer of the OSI model

• They use routing tables to determine the best path for data packets

• Routers can connect different types of networks, such as LANs and WANs

Expected CTC (Cost to Company) for the position

• ECTC stands for Expected Cost to Company

• It includes salary, bonuses, benefits, and any other compensation offered by the employer

• Candidates should provide their expected salary range based on their experience and skills

Worked as a Network Engineer at XYZ Company for 3 years.

• Managed and maintained network infrastructure

• Configured routers, switches, and firewalls

• Troubleshooted network issues and implemented solutions

• Collaborated with cross-functional teams for project implementations

I am a highly experienced Senior Network Engineer with a strong background in designing, implementing, and managing complex network infrastructures.

• Over 10 years of experience in network engineering

• Proficient in Cisco, Juniper, and Palo Alto technologies

• Skilled in network design, implementation, and troubleshooting

• Certified in CCNP and JNCIP

• Led successful network upgrade projects at previous companies

The rating of llop refers to the Load Line Operating Power of a network device.

• Rating of llop is a measure of the maximum power a network device can operate at.

• It is important for ensuring the device does not exceed its power limits.

• For example, a switch may have a rating of llop of 250W, meaning it can operate at a maximum power of 250 watts.

The maximum number of sectors that can run on a tower depends on various factors such as tower capacity, network traffic, and hardware specifications.

• The maximum number of sectors that can run on a tower is typically determined by the tower's capacity and the network traffic it needs to handle.

• Factors such as hardware specifications, signal strength, and interference can also impact the maximum number of sectors that c...read more