Cisco Aironet 1852I User Manual

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Data Sheet

Cisco Aironet 1850 Series Access Points

Product Overview

Ideal for small and medium-sized networks, the Cisco® Aironet® 1850 Series delivers industry-leading performance for enterprise and service provider markets via enterprise-class 4x4 MIMO, four-spatial-stream access points that support the IEEE’s new 802.11ac Wave 2 specification. The Aironet 1850 Series extends support to a new generation of Wi-Fi clients, such as smartphones, tablets, and high-performance laptops that have integrated 802.11ac Wave 1 or Wave 2 support.

Features and Benefits

With 802.11ac Wave 2, the Aironet 1850 Series provides a data rate of up to 1.7 Gbps on the 5-GHz radio, more than triple the rates offered by today’s high-end 802.11n access points. It also enables a total aggregate dual-radio data rate of 2.0 Gbps, providing the necessary foundation for enterprise and service provider networks to stay ahead of the performance and bandwidth expectations and needs of their wireless users.

Due to its convenience, wireless access is increasingly the preferred form of network connectivity for corporate users. Along with this shift, there is an expectation that wireless should not slow down users’ day-to-day work, but should enable a high-performance experience while allowing users to move freely. The 1850 Series delivers industry-leading performance for highly secure and reliable wireless connections and provides a robust mobility experience that includes:

802.11ac Wave 2 with 4x4 multiple-input multiple-output (MIMO) technology with four spatial streams when operating in single-user MIMO mode and three spatial streams while operating in multiuser MIMO mode, offering 1.7-Gbps rates for more capacity and reliability than competing access points.

Multiuser MIMO, allowing transmission of data to multiple 802.11ac Wave 2 capable clients simultaneously to improve client experience. Prior to multiuser MIMO, 802.11n and 802.11ac Wave 1 access points could transmit data to only one client at a time, typically referred to as single-user MIMO.

Transmit beamforming technology to improve downlink performance to mobile devices, including one-, two-, and three-spatial-stream devices on 802.11ac, while improving battery life on mobile devices such as smartphones and tablets.

© 2016 Cisco and/or its affiliates. All rights reserved. This document is Cisco Public Information.

Page 1 of 10

Cisco Aironet 1852I User Manual

Flexible deployment mode through the Cisco Mobility Express Solution is ideal for small to medium-sized deployments that that require 25 or fewer access points. Easy setup allows the 1850 Series to be deployed on networks without a physical controller.

All of these features help ensure the best possible end-user experience on the wireless network. Cisco also offers the industry’s broadest selection of 802.11n and 802.11ac antennas, delivering optimal coverage for a variety of deployment scenarios.

Product Specifications

Table 1.

Product Specifications

 

 

 

Feature

 

Specifications

 

 

 

Software

 

Cisco Unified Wireless Network Software Release with AireOS wireless controllers:

 

 

● 8.1 MR1 or later for the Cisco Aironet 1850 Series Access Points

Deployment modes Centralized local, Standalone*, Sniffer, Cisco FlexConnect, Monitor**, OfficeExtend**, Mesh**

Supported wireless ● Cisco 2500 Series Wireless Controllers, Cisco Wireless Controller Module for ISR G2, Cisco Wireless Services LAN controllers Module 2 (WiSM2) for Catalyst® 6500 Series Switches, Cisco 5500 Series Wireless Controllers, Cisco Flex® 7500

Series Wireless Controllers, Cisco 8500 Series Wireless Controllers, Cisco Virtual Wireless Controller**, Cisco 5760 Series Wireless Controllers**, Cisco Catalyst 3650/3850 Series switch with integrated controller**

 

 

● Cisco Mobility Express

 

 

 

 

 

 

 

 

 

 

802.11n version 2.0

 

● 4x4 MIMO with four spatial streams

 

 

 

(and related)

 

● Maximal ratio combining (MRC)

 

 

 

capabilities

 

 

 

 

 

● 20and 40-MHz channels

 

 

 

 

 

 

 

 

 

 

● PHY data rates up to 600 Mbps (40 MHz with 5 GHz)

 

 

 

 

● Packet aggregation: A-MPDU (Tx/Rx), A-MSDU (Tx/Rx)

 

 

 

 

● 802.11 dynamic frequency selection (DFS)

 

 

 

 

 

● Cyclic shift diversity (CSD) support

 

 

 

 

 

 

 

 

 

 

802.11ac Wave 1 and

● 4x4 MIMO with four spatial streams, single-user MIMO

 

 

2 capabilities

● 4x4 MIMO with three spatial streams, multiuser MIMO

 

 

 

 

 

 

 

 

● MRC

 

 

 

 

 

 

● 802.11ac beamforming (transmit beamforming)

 

 

 

 

● 20-, 40-, and 80-MHz channels

 

 

 

 

 

● PHY data rates up to 1.7 Gbps (80 MHz in 5 GHz)

 

 

 

 

● Packet aggregation: A-MPDU (Tx/Rx), A-MSDU (Tx/Rx)

 

 

 

 

● 802.11 DFS

 

 

 

 

 

 

● CSD support

 

 

 

 

 

 

 

 

 

 

Data rates supported

802.11a: 6, 9, 12, 18, 24, 36, 48, and 54 Mbps

 

 

 

 

 

 

 

 

 

 

802.11g: 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, 48, and 54 Mbps

 

 

 

 

 

 

 

 

 

802.11n data rates on 2.4 GHz (only 20 MHz and MCS 0 to MCS 23) and 5 GHz:

 

 

 

 

 

 

 

 

MCS Index1

GI2 = 800 ns

GI = 800 ns

GI = 400 ns

GI = 400 ns

 

 

 

20-MHz Rate (Mbps)

40-MHz Rate (Mbps)

20-MHz Rate (Mbps)

40-MHz Rate (Mbps)

 

 

 

 

 

 

 

 

0

 

6.5

13.5

7.2

15

 

 

 

 

 

 

 

 

1

 

13

27

14.4

30

 

 

 

 

 

 

 

 

2

 

19.5

40.5

21.7

45

 

 

 

 

 

 

 

 

3

 

26

54

28.9

60

 

 

 

 

 

 

 

 

4

 

39

81

43.3

90

 

 

 

 

 

 

 

 

5

 

52

108

57.8

120

 

 

 

 

 

 

 

 

6

 

58.5

121.5

65

135

 

 

 

 

 

 

 

1MCS Index: The Modulation and Coding Scheme (MCS) index determines the number of spatial streams, the modulation, the coding rate, and data rate values

2GI: A guard interval (GI) between symbols helps receivers overcome the effects of multipath delay spreads.

© 2016 Cisco and/or its affiliates. All rights reserved. This document is Cisco Public Information.

Page 2 of 10

Feature

Specifications

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Data rates supported

MCS Index3

 

GI4 = 800 ns

 

GI = 800 ns

GI = 400 ns

 

 

GI = 400 ns

 

 

 

20-MHz Rate (Mbps)

 

40-MHz Rate (Mbps)

20-MHz Rate (Mbps)

 

40-MHz Rate (Mbps)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

 

65

 

 

 

135

 

72.2

 

 

150

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8

 

13

 

 

 

27

 

14.4

 

 

30

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

9

 

26

 

 

 

54

 

28.9

 

 

60

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

 

39

 

 

 

81

 

43.3

 

 

90

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

11

 

52

 

 

 

108

 

57.8

 

 

120

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

12

 

78

 

 

 

162

 

86.7

 

 

180

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

13

 

104

 

 

 

216

 

115.6

 

 

240

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

14

 

117

 

 

 

243

 

130

 

 

270

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

15

 

130

 

 

 

270

 

144.4

 

 

300

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

16

 

19.5

 

 

 

40.5

 

21.7

 

 

45

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

17

 

39

 

 

 

81

 

43.3

 

 

90

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

18

 

58.5

 

 

 

121.5

 

65

 

 

135

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

19

 

78

 

 

 

162

 

86.7

 

 

180

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

20

 

117

 

 

 

243

 

130

 

 

270

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

21

 

156

 

 

 

324

 

173.3

 

 

360

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

22

 

175.5

 

 

 

364.5

 

195

 

 

405

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

23

 

195

 

 

 

405

 

216.7

 

 

450

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

24

 

26

 

 

 

54

 

28.9

 

 

60

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

25

 

52

 

 

 

108

 

57.8

 

 

120

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

26

 

78

 

 

 

162

 

86.7

 

 

180

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

27

 

104

 

 

 

216

 

115.6

 

 

240

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

28

 

156

 

 

 

324

 

173.3

 

 

360

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

29

 

208

 

 

 

432

 

231.1

 

 

480

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

30

 

234

 

 

 

486

 

260

 

 

540

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

31

 

260

 

 

 

540

 

288.9

 

 

600

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

802.11ac data rates (5 GHz):

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MCS

Spatial

 

GI = 800 ns

 

 

 

GI = 400 ns

 

 

 

 

 

Index

Streams

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

20-MHz

 

40-MHz

80-MHz

20-MHz Rate

40-MHz Rate

80-MHz Rate

 

 

 

 

Rate

 

Rate

Rate

(Mbps)

(Mbps)

 

(Mbps)

 

 

 

 

(Mbps)

 

(Mbps)

(Mbps)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

1

 

6.5

 

13.5

29.3

7.2

15

 

 

32.5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

1

 

13

 

27

58.5

14.4

30

 

 

65

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

1

 

19.5

 

40.5

87.8

21.7

45

 

 

97.5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

1

 

26

 

54

117

28.9

60

 

 

130

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4

1

 

39

 

81

175.5

43.3

90

 

 

195

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

1

 

52

 

108

234

57.8

120

 

 

260

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

1

 

58.5

 

121.5

263.3

65

135

 

 

292.5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

1

 

65

 

135

292.5

72.2

150

 

 

325

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8

1

 

78

 

162

351

86.7

180

 

 

390

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3MCS Index: The Modulation and Coding Scheme (MCS) index determines the number of spatial streams, the modulation, the coding rate, and data rate values.

4GI: A guard interval (GI) between symbols helps receivers overcome the effects of multipath delay spreads.

© 2016 Cisco and/or its affiliates. All rights reserved. This document is Cisco Public Information.

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