QA

Question: What Is A Trunk Line

What is a trunk line in telephone?

Telecommunications. A trunk line is a circuit connecting telephone switchboards (or other switching equipment), as distinguished from local loop circuit which extends from telephone exchange switching equipment to individual telephones or information origination/termination equipment.

What are trunk lines in a house?

The trunk line is a line of ductwork that serves as the central distribution source for your ductwork system. It is attached directly to the plenum and runs through the entire length of your house.

Why is it called a trunk line?

Trunk line is a term that we inherited from the former technology. Then, it literally meant the number of phone lines you had. With two trunk lines, for example, you could hold a maximum of two simultaneous phone calls.

What is a trunk water line?

Trunk lines are supply pipelines greater than 20 inches in diameter that comprise the major arteries of the city’s important water delivery system. By upgrading and increasing the size of the pipeline, this project will improve capacity, system flexibility and reliability in the event of another fault rupture.

How do you call locals from a landline?

It’s easy to call a local landline number using your telephone. Just place “0” and the area code before the landline number you want to call.

What is a trunked VLAN?

VLAN trunking enables the movement of traffic to different parts of the network configured as a VLAN. A trunk is a point-to-point link between two network devices that carry more than one VLAN. With VLAN trunking, you can extend your configured VLAN across the entire network.

What is a trunk sewer line?

A sewer line that receives wastewater from many tributary branches and sewer lines and serves as an outlet for a large territory or is used to feed an intercepting sewer. Also called main sewer.

What is the purpose of a trunk link?

The main purpose of trunking is to carry traffic between switches and maintain the VLAN information. Unlike an access link, the trunk link does not belong to a single VLAN but instead can carry traffic from several VLANs over a point-to-point link between two devices that understand the protocol.

What is a trunk called in England?

Boot. Now you might think a boot belongs on a foot and a trunk on an elephant, but in auto parts terms, you’d be wrong. The British term for the rear storage space is the boot and the Americans call it a trunk.

What is trunk mains in water supply?

What is a trunk main? A trunk main is intended to transport large quantities of water across our supply network, taking water from reservoirs to treatment plants, and finally to the head of reticulated systems.

What is PEX A and PEX B?

Again, the main distinction lies in the manufacturing method, which is what assigns an A, B or C to PEX. PEX A is made using the Peroxide, or Engel, method. PEX B is formed using Silane, or Moisture Cure, method. This is the most common PEX pipe type out there.

What is trunk and branch plumbing?

Trunk and branch: Large central pipe and smaller pipes to each fixture. Building Type(s): Residential. Commercial. Both.

How can I call a landline from my cell phone for free?

To put it simply, dial <area code> + 8 + <7-digit landline number>. Example: Dial 02-8XXX-XXXX on your mobile phone if you are calling someone in Metro Manila who has a PLDT landline.

What area code is 02 in the Philippines?

This change applies to telephone numbers with the area code “02”. This covers PLDT customers in Metro Manila and also those in Rizal Province, San Pedro, Laguna, and Bacoor, Cavite.

How do you get a landline number?

To make a call to India, you first need to dial the 91 country code . In case you are calling landline number in India, dial the STD code (without the 0) followed by the landline phone number. If you are looking to call a mobile phone, just dial 91 followed by the ten digit mobile phone number.

What happens if u connect PC to a trunk port?

The trunk port allows us to switch multiple VLANs, but all frames are in the same VLAN in the Access port. The trunk port basically used to connect between switches; however, the access port is used to connect computer laptops, printers, etc. It can only be extended via the access port of the switch.

Can you trunk a switch to a router?

The trunk link from the first switch to the router can also carry all four VLANs. In fact, this one connection to the router allows the router to appear on all four VLANs, as if it had four different physical ports connected to the switch.

What are the 3 types of VLANs?

VLAN membership can be classified by port, MAC address, and protocol type. Layer 1 VLAN: Membership by Port. Layer 2 VLAN: Membership by MAC Address. Layer 2 VLAN: Membership by Protocol Type. Layer 3 VLAN: Membership by IP Subnet Address. Higher Layer VLAN’s.

Why are trunk sewers bigger than lateral sewers?

In this case, the lateral lines carry wastewater to the local main sewer line, which then flows to the regional trunk line. The trunk sewer size is determined by the anticipated design flow for the required service area and the hydraulic characteristics of the sewer piping network.

Why circular section is commonly used in sewer?

Sewers are generally circular in shape. The advantages of circular sewers are: The perimeter of circular sewer is the least with respect to the sewer of other shape. The inner surface is smooth hence the flow of sewage is uniform and there is no chance of deposition of suspended particles.

What are the different types of sewers?

Types of Sewers | Sewer Types according to Material Asbestos Cement (AC) Sewer. Brick Sewer. Cement Sewer. Cast iron (CT) Sewer. Steel Sewers. Plastic Sewers.