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Cisco MERAKI MR57 Installation Manual

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MR57 Installation Guide
The Cisco Meraki MR57 is a tri-band enterprise-class Wi-Fi 6E cloud-managed access point supporting 2.4 GHz, 5
GHz, and the newly opened unlicensed 6 GHz frequency bands. Designed for the ultra high capacity and highest
density, MR57 meets the needs of the most demanding and mission-critical environments. The access point also
includes a fourth radio dedicated to optimizing the RF environment and securing the airwaves. The MR57 also has an
additional Bluetooth Low Energy (BLE) capable radio used for location and other IoT applications. In addition to this
MR57 has a USB port to support external devices for IoT applications
About this Guide
This guide provides instructions on how to install and configure your MR57 access points. This guide also provides
mounting instructions and limited troubleshooting procedures. For more wireless installation guides, refer to the
installation guides section
Product Overview
Physical Specifications
Interfaces
• 2x 100/1000/2.5G/5G BASE-T Ethernet (RJ45)
• 1x DC power connector (5.5 mm x 2.5 mm, center positive)
Power
• Power over Ethernet: 42.5 - 57 V (802.3 at/PoE+ and 802.3 bt/
UPoE compliant)
• Alternative 12 V DC input via DC adapter
on our documentation website.
MR57
wireless
1

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Summary of Contents for Cisco MERAKI MR57

  • Page 1 MR57 Installation Guide The Cisco Meraki MR57 is a tri-band enterprise-class Wi-Fi 6E cloud-managed access point supporting 2.4 GHz, 5 GHz, and the newly opened unlicensed 6 GHz frequency bands. Designed for the ultra high capacity and highest density, MR57 meets the needs of the most demanding and mission-critical environments. The access point also includes a fourth radio dedicated to optimizing the RF environment and securing the airwaves.
  • Page 2 • Power consumption: 30W to 40W (802.3at required) • Power over Ethernet injector (MA-INJ-6) and DC adapter (MA- PWR-50WAC) Note: PoE Injector and DC adapter sold separately Note: Actual power consumption may vary depending on the AP usage. USB will be disabled when powered by 802/3 at/PoE+ It is recommended that you ensure that LLDP is enabled to allow proper power negotiation Environment...
  • Page 3 B - USB Slot C - Kensington lock hard point D - Rubber Feet/universal mounting bracket slide in points E - Cable access bay The Meraki MR57 comes with the default Cisco universal mounting bracket (AIR-AP-BRACKET-2) that has the following...

  • Page 4: Security Features

    features: A - Security Hasp B - Access Point Mounting Keyholes C- T-rail attachment points D - Cable access slot Security Features The MR57 features multiple options for physically securing the access point after installation: 1. Security hasp – The universal mounting bracket has a security hasp and can be used to secure the access point to the universal mounting bracket.
  • Page 5 Warning: Some of the pre-standard 802.3at/PoE+ switches do not negotiate full 802.3at power output with the MR57 by default. For these switches (Cisco Catalyst 2960,3560, etc) the switch port that is connected to and powering up the MR57 should be manually configured to provide 30 watts of power. This can be done by going into the interface of the...
  • Page 6 that do not have wireless capability. In order to utilize the additional LAN port to extend connectivity, a Port Profile needs to be applied to AP. Note: When link aggregation is disabled, Eth0 should be used as the primary uplink and POE port. Power Source Options MR57 can be powered by dual M-Gig 802.3 bt capable PoE ports.

  • Page 7: Package Contents

    original factory settings by deleting all configuration information stored on the unit. LED Indicators and Run Dark Mode Your access point is equipped with a multi-color LED light on the front of the unit to convey information about system functionality and performance: •...
  • Page 8 Cisco Universal Mount Bracket - AIR-AP-BRACKET-2 T-Rail mount attachment (AIR-AP-T-RAIL-R) - and screws (5 Nos - 6-32 x 1/4 included)

  • Page 9: Safety And Warnings

    Note: AIR-AP-BRACKET-1 (ordered separately) and AIR-AP-T-RAIL-F (ordered separately) is one other universal mounting option for MR57 when AP needs to be mounted flush to the wall or ceiling Safety and Warnings These operations are to be taken with respect to all local laws. Please take the following into consideration for safe operation: •...

  • Page 10: Pre-Install Preparation

    • This product relies on the building’s installation for short-circuit (overcurrent) protection. Ensure that the protective device is rated not greater than 15 A, 125 Vac, or 10A, 240 Vac. • Please only power the device with the provided power cables or standard PoE to ensure regulatory compliance. Pre-install Preparation You should complete the following steps before going on-site to perform an installation.
  • Page 11 Check and Configure Upstream Firewall Settings If a firewall is in place, it must allow outgoing connections on particular ports to particular IP addresses. The most current list of outbound ports and IP addresses for your particular organization can be found on the firewall configuration page in your dashboard.
  • Page 12 Phillips screwdriver, Hammer (optional), Drill with 0.1360-in. [3.4772 mm] (optional) - depending on install type Note: The universal mounting when attached directly to a wall or a ceiling requires four #8 screws (not included) Collect Additional Hardware for Installation You will need the following hardware to perform an installation: PoE Power Source (either PoE switch or Meraki PoE Injector) or an AC adaptor and network cables with RJ45 connectors long enough for your particular mounting location Note: MR57 can be powered by two combined 802.3af power source input into Eth0 and Eth1 ports of the Access...

  • Page 13: Installation Instructions

    2. Power over Ethernet supports a maximum cable length of 300 ft (100 m). 3. If being used in a mesh deployment, the AP should have a line of sight to at least two other Meraki devices. A Cisco Partner can help ensure that your AP placement is ideal.
  • Page 14 1. Place the ceiling grid clip over the T-rail and close it to the appropriate detent (A, B, or C). 2. Use a screwdriver to tighten the two ceiling grid clip locking screws to prevent the clip from sliding along the T-rail. Note: The T-Rail mount attachment (AIR-AP-T-RAIL-R) has two included screws pre-installed to lock the T-Rail mount to the actual T-Rail so it will not slide back and forth.
  • Page 15 3. Observe the ceiling grid clip width detent letter (A, B, or C) that corresponds to the T-rail width. 4. Align the corresponding holes (A, B, or C) on the mounting bracket over the mounting holes on the ceiling grid clip.
  • Page 16 5. Hold the mounting bracket and insert a 6-32 x 1/4 in. screw into each of the four corresponding holes (A, B, or C) and tighten. MR57 is now ready to be mounted on the drop ceiling Note: The above mounting procedure is also applicable when using AIR-AP-BRACKET-1 and AIR-AP-T-RAIL-F is used...
  • Page 17 Wall Mount the AP using Universal Mounting Bracket To mount the AP on the wall, first identify the location of the wall 1. Use the mounting bracket as a template to mark the locations of the mounting holes on the bracket 2.
  • Page 18 MR57 is now ready to be mounted on the wall Getting Power to the AP If mounting to an electrical junction box, feed the Ethernet cable through the cable access hole in the mount cradle. If mounting to a wall or ceiling, the Ethernet cable will feed on behind the AP. The "Power Source Options"...
  • Page 19 Attach the MR57 AP to the Mount Cradle (This section applies to wall and/or solid ceiling, drop ceiling, or electrical junction box mount where you have already installed the mount cradle.) The MR57 AP has four rubber feet that when gently slid in attaches to the universal mounting bracket To attach the MR57 AP to the universal mounting bracket properly, align the access point feet over the keyhole...
  • Page 20 mounting slots on the mounting bracket. Since the cradle is already mounted to the wall, gently guide the MR57 AP towards the mounting cradle until it clicks into place. Physical Security Depending on your mounting environment, you may want to secure the AP to its mount location. The access point can be secured in several ways.
  • Page 21 The out-of-the-box setting of the MR57 will have the second and third radio operating in the 5 GHz frequency band (Dual 5 GHz mode). Note: When the MR57 is operating in Dual 5 GHz mode, the operating channels are restricted to UNII-1 and UNII-2a for the first 5 GHz radio and UNII-2c and UNII-3 for the second 5 GHz radio 6GHz Configuration The 6 GHz frequency band for the MR57 can be enabled from the RF Profile page in the dashboard...
  • Page 22 or an SSID that would require 6 GHz capability. Preferred Scanning Channels The 6 GHz frequency band introduces 59 more 20 MHz channels. Due to this large number of channels, the standard implements a new efficient process for clients to discover nearby access points. This is called Preferred Scanning Channels (PSC).

  • Page 23: Basic Troubleshooting

    WPA3 Support Wi-Fi 6E in the 6 GHz frequency band requires the clients to support WPA3 as a mandatory mode of operation. WPA2-WPA3 transition mode is not supported in the 6 GHz frequency. If an SSID is configured to operate across all three frequency bands, then the SSID should be configured to be WPA3 only.

  • Page 24: Warranty

    If you are still experiencing hardware issues, please contact Cisco Meraki support by logging in to the Dashboard and using the Help option near the top of the page, then opening and email case or calling using the contact information on that page.
  • Page 25 Meraki MR57 devices have been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.

  • Page 26: Frequently Asked Questions

    of temperature and humidity during storage (in the off state) specified in the Operation Manual (Installation) For additional information on Meraki hardware and for other installation guides, please refer to documentation.meraki.com. Frequently Asked Questions For more information and some frequently asked questions about the product, please refer to MR57 Frequently Asked Questions...

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