Goto Section: 10.310 | 10.330 | Table of Contents
Revised as of September 1, 2021
Goto Year:2020 |
§ 10.320 Provider alert gateway requirements.
Link to an amendment published at 86 FR 46790 , Aug. 20, 2021.
This section specifies the functions that each Participating Commercial
Mobile Service provider is required to support and perform at its CMS
(a) General. The CMS provider gateway must provide secure, redundant,
and reliable connections to receive Alert Messages from the Federal
alert gateway. Each CMS provider gateway must be identified by a unique
IP address or domain name.
(b) Authentication and validation. The CMS provider gateway must
authenticate interactions with the Federal alert gateway, and validate
Alert Message integrity and parameters. The CMS provider gateway must
provide an error message immediately to the Federal alert gateway if a
(c) Security. The CMS provider gateway must support standardized
IP-based security mechanisms such as a firewall, and support the
defined WEA “C” interface and associated protocols between the Federal
alert gateway and the CMS provider gateway.
(d) Geographic targeting. The CMS provider gateway must determine
whether the provider has elected to transmit an Alert Message within a
specified alert area and, if so, map the Alert Message to an associated
set of transmission sites.
(e) Message management—(1) Formatting. The CMS provider gateway is not
required to perform any formatting, reformatting, or translation of an
Alert Message, except for transcoding a text, audio, video, or
multimedia file into the format supported by mobile devices.
(2) Reception. The CMS provider gateway must support a mechanism to
stop and start Alert Message deliveries from the Federal alert gateway
to the CMS provider gateway.
(3) Prioritization. The CMS provider gateway must process an Alert
Message on a first in-first out basis except for Presidential Alerts,
which must be processed before all non-Presidential alerts.
(4) Distribution. A Participating CMS provider must deploy one or more
CMS provider gateways to support distribution of Alert Messages and to
manage Alert Message traffic.
(5) Retransmission. The CMS provider gateway must manage and execute
Alert Message retransmission, and support a mechanism to manage
congestion within the CMS provider's infrastructure.
(f) CMS provider profile. The CMS provider gateway will provide profile
information on the CMS provider for the Federal alert gateway to
maintain at the Federal alert gateway. This profile information must be
provided by an authorized CMS provider representative to the Federal
alert gateway administrator. The profile information must include the
data listed in Table 10.320(f) and must comply with the following
(1) The information must be provided 30 days in advance of the date
when the CMS provider begins to transmit WEA alerts.
(2) Updates of any CMS provider profiles must be provided in writing at
least 30 days in advance of the effective change date.
Table 10.320(f)—CMSP Profile on Federal Alert Gateway
Profile parameter Parameter election Description
CMSP Name Unique identification of CMSP.
CMSP gateway Address IP address or Domain Name
Alternate IP address Optional and subject to implementation.
Geo-Location Filtering If “yes” the only CMAM issued in the
listed states will be sent to the CMSP gateway.
If “no”, all CMAM will be sent to the CMSP gateway.
If yes, list of states CMAC Geocode for state List can be state name or
abbreviated state name.
(g) Alert logging. The CMS provider gateway must perform the following
(1) Logging requirements. Log the CMAC attributes of all Alert Messages
received at the CMS Provider Alert Gateway, including time stamps that
verify when the message is received, and when it is retransmitted or
rejected by the Participating CMS Provider Alert Gateway. If an Alert
Message is rejected, a Participating CMS Provider is required to log
the specific error code generated by the rejection.
(2) Maintenance of logs. Participating CMS Providers are required to
maintain a log of all active and cancelled Alert Messages for at least
12 months after receipt of such alert or cancellation.
(3) Availability of logs. Participating CMS Providers are required to
make their alert logs available to the Commission and FEMA upon
request. Participating CMS Providers are also required to make alert
logs available to emergency management agencies that offer
confidentiality protection at least equal to that provided by the
federal Freedom of Information Act (FOIA) upon request, but only
insofar as those logs pertain to Alert Messages initiated by that
emergency management agency.
[ 73 FR 43117 , July 24, 2008, as amended at 78 FR 16808 , Mar. 19, 2013;
81 FR 75725 , Nov. 1, 2016]
Goto Section: 10.310 | 10.330
Goto Year: 2020 |
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