Post on 17-Jan-2016
description
ENTERPRISE PRODUCTSGBICs, SFPs & Media Converters
KEY MARKETSWho Buys Telsey Media Converters?
• Media converters market around 300 M$• Switching market more then 10 B$• Enterprise
• Media converters
• Switches for the access and agreggation
• Small and medium LANs do not need heavy modular switches
• etc.
• Network service providers• Media converters
• Access switches
• Residential gateways (CPEs)
• STBs
• etc.
Layer 7 – Application (where Email, FTP, Telnet, etc. access the network) (data)
Layer 6 – Presentation (Encoding of mpeg / jpeg / ascii / text) (data)
Layer 5 – Session (allows applications to establish & end dialog) (data)
Layer 4 – Transport (TCP /UDP – error corrects, Max Tx Unit, segments)
Layer 3 – Network Layer (IP /IPX addresses the data for WAN routing) (packets)
Layer 2 – Data Link Layer (puts raw bits into frames, MAC Address) (frames)
(separate network into VLANs) Layer 1 – Physical Layer (Cable type) (bits)
OSI Seven Layer Model
• Thick Ethernet (Yellow Co-ax - obsolete)
• Thin Ethernet (Black Co-ax - obsolete)
• Unshielded Twisted Pair (Cat 5 / Cat 5e / Cat 6)
• Fibre (Multi Mode / Single Mode)
Layer 1 – The Cable Type
Layer 1 Types of Copper Cable
Spectral
BandwidthChannel Length LAN Applications
Cat 1 Voice Cabling
Cat 2 4MHz 4Mb Token Ring (4 x UTP’s)
Cat 3 16MHz 100m10Mb Ethernet, 4Mb Token Ring
Cat 4 20MHz 100m10Mb Ethernet, 16Mb Token Ring
Cat 5 100MHz 100m 1000Mb Ethernet
Cat 5e * 100MHz 100m 1000Mb Ethernet
Cat 6 ** 100m 1000Mb Ethernet
Cat 6e ** 250MHz 100m 1000Mb Ethernet
Cat 7 600MHz 100mAvailable rarely by some vendors
* e stands for enhanced – has better crosstalk** Cat 6 is expensive, large cross section & large bend radius
• Distance– Spans far greater distance than copper
• Security– Fibre eliminates data signals radiating from a cable– Difficult to ‘tap’ and does not emit signals
• Immunity from Electro-Magnetic Interference (EMI)– Fibre eliminates electrical energy corrupting data on a cable– E.g. lightning, Welding, heavy electrical motors, power generation
• 10Gb cabling
Layer 1 - Why Fibre Optic Cable?
Construction of Glass Fibre
High Density Glass Core
Lower Density Glass Cladding
1 micron = 1 millionth of a metre = 1 µm125 microns = thick human hair
125 µm
Construction of Glass Fibre
Light Source
Light reflects off of high density low density interface
Limitation of Multi Mode Fibre
Sharp pulse of light in – different path lengths through fibre – slightly blurred pulse outLonger the fibre – more the blurBlur limits frequency of light, therefore limits speed of dataEach bounce reduces power of signal, thus reducing max distance of fibre
Types of Fibre
• 62.5/125 Multi Mode fibre – first available fibre type• 50/125 Multi mode fibre – available later - better• Multi Mode = Multi bounce• 2km maximum distance at 100Mbps• 500m maximum distance at 1000Mbps (50/125)• Multi Mode allows ‘tighter’ bends
Multi-mode fibre
62.5 µm
125 µm
Single-mode fibre
9 µm125 µm
9/125 or 10/125µm Single mode ≈ Single bounce Around 100 km maximum distance Large minimum bend radius More expensive optics at each end
Fibre Links mainly have one fibre for Tx one Fibre for RX
Bi-Directional or “Single Fibre” Drivers
With good fibre joints all OK
With bad fibre joints, reflection goes back in Rx
Adding a “prism” at each end can direct Rx and Tx light down the same fibre
Ethernet Copper Distance Limitations
10BaseT 100BaseT 1000BaseT
Cat 5 UTP Copper 100m 100m 100m
Multi Mode Fibre Distances
Wavelength
Distance using 62.5/125
Distance using 50/125
10FL MM 850nm 2Km 2Km
100SX MM 850nm 300m 300m
100FX MM 1310nm 2Km 2Km
1000SX 850nm 220m 550m
1000LX SM (10Km) + Mode conditioning patchcord
1310nm 550m 550m
Advanced Multi Mode Fibre Distances
Wavelength
Distance using 62.5/125(160MHz /Km)
Distance using 50/125 (500MHz/Km)
Distance using 62.5/125(200MHz/Km)
Distance using 50/125(2000MHz/Km)
10FL MM 850nm 2Km 2Km
100SX MM 850nm 300m 300m
100FX MM 1310nm 2Km 2Km
1000SX 850nm 220m 550m
1000LX SM (10Km) + Mode conditioning patchcord
1310nm 550m 550m
10G SR MM 850nm 26m 82m 33m 300m
XPLRM 1300nm 300m 300m 300m 300m
Single Mode Fibre Distance Limitations
Optical Distance using
Standard Wavelength 9/125
1000LX SM (10Km) 1310nm 10Km
1000LX SM (20Km) 1310nm 20Km
1000LX SM (50Km) 1550nm 50Km
1000LX SM (70Km) 1550nm 70Km
XSF 1310nm 10Km
XSF 1550nm 40Km
MMF and 550m/220m limit
• How to increase the distance on MFF?
1000SX 850nm 220m 550m
Wavelength
Distance using 62.5/125(160MHz /Km)
Distance using 50/125 (500MHz/Km)
SMF
MMF
Mode Conditioning Patchcord
• Match both ends of your media converters, SX wont talk to FX etc, match distance too.
• Make sure Fibre patch cords match the rest of the fibre in the run
• Only recommend installing 62.5/125 if the rest of the site is 62.5/125 (if all patch cords match it avoids mistakes)
• If specifying New Multi Mode Fibre Installation use 50/125 it performs better than 62.5/125 for the same cost
Notes - Multi Mode Fibre
10BaseX Ethernet Connectors
10BaseTCat 3, 4, 5 or 5e UTP cable RJ-45 connector 100m max distance
10Base5Thicknet cableAUI connector 500m max distance
10Base2Thinnet cableBNC connector 185m max distance
10Base FL 850nm usually ST type connector
2000m max distance
100BaseX Fast Ethernet Connectors
Typically yellow patch cord means single mode
• 100BaseT on RJ45
• 100BaseFX on SC
• 100BaseFX on MTRJ
MTRJ is High Density (RJ45 size)
Available with & without alignment pins
• 100BaseFX on VF45
Made by 3M, Low cost to terminate
Cover to protect from dust / protect eyes
1000BaseX (Gigabit) Ethernet Connectors
• 1000BaseT on RJ45
• 1000BaseSX on SC• 1000BaseLX on SC
• 1000BaseSX on LC• 1000BaseLX on LC• LC is High density (RJ45 size)
10GBaseX (10 Gig) Ethernet Connectors
• 10GBaseCX4
• 10GBaseSR on LC• 10GBaseLR on LC• 10GBaseER on LC• 10GBaseZR on LC
• 10Mb - Ethernet - Original Ethernet speed, still commonplace IEEE 802.3
– 10Base5 – Thick Ethernet (Coax) - obsolete– 10Base2 – Thin Ethernet (Coax) - obsolete– 10BaseFL – 10Mb over MM Fibre using 850nm drivers– 10BaseT – 10Mb over two unshielded twisted pairs
• 100Mb - Fast Ethernet - 10/100 Current workstation standard IEEE 802.3u
– 100BaseSX – 100Mb over Multi Mode fibre using 850nm drivers– 100BaseTX – 100Mb over two unshielded twisted pairs– 100BaseFX – 100Mb over Multi Mode fibre using 1310nm drivers
• 1Gb - Gigabit Ethernet – Server standard – Network Backbone standard
– 1000BaseT – 1000Mb over four unshielded twisted pair IEEE 802.3z– 1000BaseSX – 1000Mb over Multi Mode fibre– 1000BaseLX – 1000Mb over Single Mode fibre
• 10Gb - 10 Gig Ethernet – IEEE P802.3ae – Large Network Backbone standard
– 10GBaseSR – 10 Gig over MM using 850nm (300 meters)– 10GBaseLR – 10 Gig over SM using 1310nm (10Km) – 10GBaseER – 10 Gig over SM using 1550nm (40Km)– 10GBaseZR – 10 Gig over SM using 1550nm (80Km)
Ethernet Standards Family(Speed defined at Layer 2 of OSI Seven Layer Model)
• Link Failure feature – Unmanaged Media converter passes on management info (fibre failure) the only way it can – At Layer 1
• A Link Failure Media Converter will stop transmitting light if it
does not receive a live Ethernet copper port.
• A Link Failure Media Converter will drop its 10/100 port if it
does not receive signal on fibre.
Media Converter Link Failure
Missing Link – How is it useful?
Managed SwitchMedia
ConverterMedia
Converter SwitchRest ofNetwork
Without Missing Link
Network Management system reports link OK
Network Management system reports link down
Managed SwitchMedia
ConverterMedia
Converter Switch
With Missing Link
Rest ofNetwork
Set the Managed switch port to fixed 100Mb FD
Set the Managed switch port to fixed 100Mb FD
www.telsey.com – info@telsey.com
Pluggable Optical ModulesGBICs & SFPs
Telsey Pluggable Optical Modules
Telsey Pluggable Optical Modules
GBICGBIC SFPSFP
GigabitEthernet
GigabitEthernet
FastEthernetFast
Ethernet
GigabitEthernet
GigabitEthernet
FastEthernetFast
Ethernet
GB101 550m
GB102 10km
GB103 40km
GB104 80km
GB105 120km
GB101 550m
GB102 10km
GB103 40km
GB104 80km
GB105 120km
GB111 15km
GB112 40km
GB113 80km
GB111 15km
GB112 40km
GB113 80km
SP101 550m
SP102 10km
SP103 40km
SP104 80km
SP105 120km
SP101 550m
SP102 10km
SP103 40km
SP104 80km
SP105 120km
SP111 15km
SP112 40km
SP113 80km
SP111 15km
SP112 40km
SP113 80km
Telsey Pluggable Optical ModulesGBICs & SFPs
Telsey Pluggable Optical ModulesGBICs & SFPs
Part Number DescriptionGB101 GBIC 1000SX SC 850nm 550m max.1,25Gbps, Hot Swappable
GB102 GBIC 1000LX SC 1310nm 10km max.1,25Gbps, Hot Swappable
GB103 GBIC 1000LX SC 1310nm 40km max.1,25Gbps, Hot Swappable
GB104 GBIC 1000ZX SC 1550nm 80km max.1,25Gbps , Hot Swappable
GB105 GBIC 1000ZX SC 1550nm 120km max.1,25Gbps, Hot Swappable
Part Number DescriptionSP101 SFP 1000SX LC 850nm 550m max.1,25Gbps, Hot Swappable
SP102 SFP 1000LX LC 1310nm 10km max.1,25Gbps, Hot Swappable
SP103 SFP 1000LX LC 1310nm 40km max.1,25Gbps, Hot Swappable
SP104 SFP 1000ZX LC 1550nm 80km max.1,25Gbps, Hot Swappable
SP105 SFP 1000ZX LC 1550nm 120km max.1,25Gbps, Hot Swappable
Part Number DescriptionGB111 GBIC 100FX SC 1310nm 15km max.155Mbps, Hot Swappable
GB112 GBIC 100FX SC 1310nm 40km max.155Mbps, Hot Swappable
GB113 GBIC 100FX SC 1550nm 80km max.155Mbps, Hot Swappable
Part Number DescriptionSP111 SFP 100FX SC 1310nm 15km max.155Mbps, Hot Swappable
SP112 SFP 100FX SC 1310nm 40km max.155Mbps, Hot Swappable
SP113 SFP 100FX SC 1550nm 80km max.155Mbps, Hot Swappable
1.25G GBIC
1.25G SFP
155M GBIC
155M SFP
- Complete offer of GBICs & SFPs - Fibber modules for MMF and SMF
- Full range of distances from 220/550 m on MMF up to 120 km on SMF
- Compatible with Telsey switches but also with other vendors
www.telsey.com – info@telsey.com
Media Converters
Dual-Fiber Media ConvertersMF1xx= FastEthernet MCs
MG1xx= GigabitEthernet MCs
Single-Fiber Media ConvertersMS1xx= FastEthernet MCs
MS2xx= GigabitEthernet MCs
Media Converters
• Media Conversion allows the connection of different Ethernet Layer 1 cable types on the network
• Cost-effective way of adding fibre to an existing network
• Telsey Media Converters converts media and speed
Example of Media Conversion
Fibre link
UTPUTP
Switch Switch
MediaConverter
MediaConverter
Up to 120km
Up to 100mUp to 100m
Fibre link
UTP
Switch
MediaConverter
Media Converters
• Cost effective way to bridge the distance
• Variety on choices:• 10/100 Mbps• 1000 Mbps• Dual fibber or single fiber• Multi Mode or Single Mode fiber• Distances up to 120 km
• Applicable for:• Operators• Railways• Utilities like gas, water and electricity
suppliers• Government usage etc.
TelseyMedia Converters
TelseyMedia Converters
Dual-FiberDual-Fiber Single-FiberSingle-Fiber
GigabitEthernet
GigabitEthernet
FastEthernetFast
Ethernet
GigabitEthernet
GigabitEthernet
FastEthernetFast
Ethernet
MG100 seriesMG100 series MF100 seriesMF100 series MS200 seriesMS200 series MS100 seriesMS100 series
Telsey Media Converter Selector
Telsey Media Converters Portfolio
- 10/100TX to 100FX
- 10/100/100TX to 1000S/LX
- Dual and Single Fiber
- Up to 120km
- 19” Converter chasses
- 16 slots
-Redundant Power Suply Included !!!
Part Number Description
MF101 Media Converter 10/100TX to 100FX (SC MM 1310nm 2km) , int P.S.
MF102 Media Converter 10/100TX to 100FX (SC SM 1310nm 25Km), int P.S.
MF103 Media Converter 10/100TX to 100FX (SC SM 1310nm 40Km), int P.S.
MF104 Media Converter 10/100TX to 100FX (SC SM 1310nm 60Km), int P.S.
MF105 Media Converter 10/100TX to 100FX (SC SM 1310nm 120Km), int P.S.
MF108 Media Converter 100FX (SC MM 1310nm 2km) to 100FX (SC SM 1310nm 25km -or- MM 1310nnm 2km), int. P.S.
MG101 Media Converter 10/100/1000T to 1000SX (SC MM 850nm 0,5km), int P.S.
MG102 Media Converter 10/100/1000T to 1000LX (SC SM 1310nm 10km), int P.S.
MG103 Media Converter 10/100/1000T to 1000LX (SC-SM 1310nm 25km), int P.S.
MG104 Media Converter 10/100/1000T to 1000LX (SC-SM 1310nm 40km), int P.S.
MG105 Media Converter 10/100/1000T to 1000LX (SC-SM 1550nm 60km), int P.S.
MG106 Media Converter 10/100/1000T to 1000LX (SC SM 1550nm 80km) , int P.S.
MG107 Media Converter 10/100/1000T to 1000LX (SC SM 1550nm 120km), int P.S.
MG108 Media Converter 1000SX (SC MM 1310nm 2km) to 1000SX (SC SM 1310nm 10km), int P.S.
MS101 Single-fiber Media Converter 10/100TX to 100FX (SC SM TX1310nm/RX1550nm 25km), int P.S.
MS102 Single-fiber Media Converter 10/100TX to 100FX (SC SM TX1550nm/RX1310nm 25km), int P.S.
MS103 Single-fiber Media Converter 10/100TX to 100FX (SC SM TX1310nm/RX1550nm 40km), int P.S.
MS104 Single-fiber Media Converter 10/100TX to 100FX (SC SM TX1550nm/RX1310nm 40km), int P.S.
MS105 Single-fiber Media Converter 10/100TX to 100FX (SC SM TX1310nm/RX1550nm 60km), int P.S.
MS106 Single-fiber Media Converter 10/100TX to 100FX (SC SM TX1550nm/RX1310nm 60km), int P.S.
MS107 Single-fiber Media Converter 10/100TX to 100FX (SC SM TX1310nm/RX1550nm 80km), int P.S.
MS108 Single-fiber Media Converter 10/100TX to 100FX (SC SM TX1550nm/RX1310nm 80km), int P.S.
MS201 Single-fiber Media Converter 10/100/1000TX to 1000LX (SC SM TX1310nm/RX1550nm 10km), int P.S.
MS202 Single-fiber Media Converter 10/100/1000TX to 1000LX (SC SM TX1550nm/RX1310nm 10km), int P.S.
MS203 Single-fiber Media Converter 10/100/1000TX to 1000LX (SC SM TX1310nm/RX1550nm 20km), int P.S.
MS204 Single-fiber Media Converter 10/100/1000TX to 1000LX (SC SM TX1550nm/RX1310nm 20km), int P.S.
RM16 Media Converter Centre 16 slots chassis 19” - 2U with redundant Power Supply (for MFs, MGs & MSs)
Media Converter Chassis
Dual-fiber Media Converters
Single-fiber Media Converters
Dual-Fiber Media Converters
Dual-Fiber link
UTPUTP
Switch Switch
MediaConverter
MediaConverter
Up to 120km
Up to 100mUp to 100m
MF100 series Dual-Fiber, FastEthernet Media Converters
• 10/100BaseTX to 100BaseFX Media Converters• Dual-Fiber optical ports• Unmanaged Dual-port FastEthernet switch
rather than a traditional L1 converter• Fully compliant with IEEE:
802.3 10Base-TX, 802.3u 100Base-TX and FX Standard
• Store and Forward Switching Method• 100BaseTX port at 10/100 Mbps Auto-sensing and
Full/Half Duplex Auto-negotiation• Auto-Cross over for MDI/MDIX in TP port• 8K MAC addresses• Distances: up to 2Km with Multi-Mode fiber up to 120Km with Single-Mode fiber
• Compact size metal case• Internal power supply (The MF100 series could be plugged into RM16 Chassis)• Low dissipation• Complies with CE & FCC emission standard
• Cost-effective & Highly reliable device• Compatible with any other products featuring a 100BaseFX interface
Application:• Upgrade or extend existing 100BaseT or 10BaseT network into fiber network easily• Installation and operation of the MF100 Series is simple and straightforward
Dual-fiber, FastEthernet Media Converters
10/100TX (RJ45) to 100FX (SC)• MF101 MultiMode Fiber, 1310nm, Up to 2km • MF102 SingleMode Fiber, 1310nm, Up to 25km
• MF103 SingleMode Fiber, 1310nm, Up to 40km • MF104 SingleMode Fiber, 1310nm, Up to 60km
• MF105 SingleMode Fiber, 1310nm, Up to 120km
100FX (SC) to 100FX (SC) • MF108 MultiMode Fiber, 1310nm, Up to 2km SingleMode Fiber, 1310nm, Up to 25km
MG100 series Dual-Fiber, GigabitEthernet Media Converters
• 10/100/1000BaseTX to 1000BaseSX/FX Media Converters• Dual-Fiber optical ports• Unmanaged Dual-port GigabitEthernet switch
rather than a traditional L1 converter• Fully compliant with IEEE:
802.3 10Base-TX, 802.3u 100Base-TX, 802.3ab 1000Base-TX and FX Standard
• Store and Forward Switching Method• 1000BaseTX port at 10/100/1000 Mbps Auto-sensing and
Full/Half Duplex Auto-negotiation• Auto-Cross over for MDI/MDIX in TP port• 4K MAC addresses• Distances: up to 550m, Muli-Mode fiber, 850nm
up to 2km with Multi-Mode fiber, 1310nm up to 120Km with Single-Mode fiber, 1550nm
• Compact size metal case• Internal power supply (The MG100 series could be plugged into RM16 Chassis)• Low dissipation• Complies with CE & FCC emission standard
• Cost-effective & Highly reliable device• Compatible with any other products featuring a 100BaseFX interface
Application:• Upgrade or extend existing 1000BaseT, 100BaseT or 10BaseT network
into fiber network easily• Installation and operation of the MG100 Series is simple and straightforward
Dual-fiber, GigabitEthernet Media Converters
10/100/1000TX (RJ45) to 1000SX (SC)• MG101 MultiMode Fiber, 850nm, Up to 550m
10/100/1000TX (RJ45) to 1000LX (SC)• MG102 SingleMode Fiber, 1310nm, Up to 10km
• MG103 SingleMode Fiber, 1310nm, Up to 25km
• MG104 SingleMode Fiber, 1310nm, Up to 40km
• MG105 SingleMode Fiber, 1550nm, Up to 60km
• MG106 SingleMode Fiber, 1550nm, Up to 80km
• MG107 SingleMode Fiber, 1550nm, Up to 120km
100FX (SC) to 100FX (SC) • MG108 MultiMode Fiber, 1310nm, Up to 2km SingleMode Fiber, 1310nm, Up to 10km
Single-Fiber Bi-directional Media Converters
Single-Fiber link
UTPUTP
Switch Switch
MediaConverter
MediaConverter
Up to 120km
Up to 100mUp to 100m
MS100 series Single-Fiber, FastEthernet Media Converters
• 10/100BaseTX to 100BaseFX 2-wavelength WDM Media Converters• Single-Fiber optical ports with Single-Fiber SC connector• Unmanaged Dual-port FastEthernet switch
rather than a traditional L1 converter• Fully compliant with IEEE:
802.3 10Base-TX, 802.3u 100Base-TX and FX Standard
• Store and Forward Switching Method• 100BaseTX port at 10/100 Mbps Auto-sensing and
Full/Half Duplex Auto-negotiation• Auto-Cross over for MDI/MDIX in TP port• 1K MAC addresses• Distances: 25km to 80Km on Single-Mode fiber
• Compact size metal case• Internal power supply (The MS100 series could be plugged into RM16 Chassis)• Low dissipation• Complies with CE & FCC emission standard
• Cost-effective & Highly reliable device• Compatible with any other products featuring a 100BaseFX interface
Application:• Upgrade or extend existing 100BaseT or 10BaseT network into fiber network easily• Installation and operation of the MS100 Series is simple and straightforward
Single-Fiber, FastEthernet, Bi-directional Media Converters
10/100TX (RJ45) to 100FX (SC)
25km pair• MS101 SingleMode Fiber, TX1310nm, RX1550nm, Up to 25km • MS102 SingleMode Fiber, TX1550nm, RX1310nm, Up to 25km
40km pair• MS103 SingleMode Fiber, TX1310nm, RX1550nm, Up to 40km • MS104 SingleMode Fiber, TX1550nm, RX1310nm, Up to 40km
60km pair• MS105 SingleMode Fiber, TX1310nm, RX1550nm, Up to 60km • MS106 SingleMode Fiber, TX1550nm, RX1310nm, Up to 60km
80km pair• MS107 SingleMode Fiber, TX1310nm, RX1550nm, Up to 80km • MS108 SingleMode Fiber, TX1550nm, RX1310nm, Up to 80km
MS200 series Single-Fiber, FastEthernet Media Converters
• 10/100/1000BaseTX to 1000BaseSX/FX Media Converters• Dual-Fiber optical ports• Unmanaged Dual-port GigabitEthernet switch
rather than a traditional L1 converter• Fully compliant with IEEE:
802.3 10Base-TX, 802.3u 100Base-TX, 802.3ab 1000Base-TX and FX Standard
• Store and Forward Switching Method• 1000BaseTX port at 10/100/1000 Mbps Auto-sensing and
Full/Half Duplex Auto-negotiation• Auto-Cross over for MDI/MDIX in TP port• 1K MAC addresses• Distances: up to 20km
• Compact size metal case• Internal power supply (The MS200 series could be plugged into RM16 Chassis)• Low dissipation• Complies with CE & FCC emission standard
• Cost-effective & Highly reliable device• Compatible with any other products featuring a 100BaseFX interface
Application:• Upgrade or extend existing 1000BaseT, 100BaseT or 10BaseT network
into fiber network easily• Installation and operation of the MS200 Series is simple and straightforward
10/100/1000TX (RJ45) to 1000SX (SC)
10km pair MS201 SingleMode Fiber, TX1310nm, RX1550nm, Up to 10km MS202 SingleMode Fiber, TX1550nm, RX1310nm, Up to 10km
20km pair MS203 SingleMode Fiber, TX1310nm, RX1550nm, Up to 20km MS204 SingleMode Fiber, TX1550nm, RX1310nm, Up to 20km
Single-Fiber, GigabitEthernet, Bi-directional
Media Converters
RM16
• Media Converter Centre for MFs, MGs & MSs • 16 slots chassis• 19” - 2U with • Redundant Power Supply Included
Application:• To centralize in rack up to 16 MC blades with redundant power supply• Installation and operation of the RM16 Series is simple and straightforward
Example of media conversion deployment
Q&A
Thank You for Your attention!