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“Cellular At Sea”
Cruise Line –
Shipboard Information
For use only by Cruise Line Staff • Last Updated:
July 16th, 2007
Overview of Cellular At Sea
Cellular At Sea is provided by WMS, a joint venture of
AT&T (Cingular)
and MTN. The coverage is provided through a series of
antennas all over the ship. Calls are then sent through a satellite
back to systems on shore for delivery and billing. Wireless Phone
Companies, called Carriers, have to opt into this service to allow
their customer to roam on board cruise ship. Cellular At Sea is
considered a premium roaming service for wireless customers.
How Cellular At Sea Works…
In
& Out of Port:
The Cellular At Sea service will
automatically shut down when a ship is entering port and will
automatically power on when a ship leaves port. This is to not
interfere with wireless carriers in the countries the ship visits.
The distance from shore the system is powered up/down depends on the
national laws for each port’s country.
What the Phones Say:
Each carrier’s equipment will operate a
little differently. Some phones will say for example “Cingular Wireless”, and others will indicate “Digital
Roaming”. The important part is that customers should be aware if
they are using their phone outside of port, they should expect to be
roaming.
What the Customer’s Bill will Say:
Each carrier’s billing is also
different. While we strive to work with each service provider to
clearly indicate “Cruise Ship Roaming” on a customer’s bill, some
carriers have older billing systems that may indicate either
“Bermuda” or “Caribbean” roaming. WMS will work with all roaming
partners worldwide to improve this but it is truly the home
carrier’s responsibility.
Satellite Issues:
The number one issue encountered when
hundreds of miles from shore is satellite interference. When this
happens a customer’s handset will say “service not available” or
“network busy”. Customers should expect this to happen occasionally
and reattempt their call. Calls will go through when the satellite
comes back online.
What Works/What Doesn’t
Voice Calls:
This is 98% of wireless phone use. Calls
to and from the ship will work, but since there is a satellite
connection, calls may drop (albeit rarely), or the service may
temporarily be unavailable when trying to place or receive a call.
Customers should expect this and try again. In most cases voice
quality is excellent but there will be a half-second speech lag due
to the satellite. Customers can also make calls to others passengers
on board the ship as well.
Text Messages:
Text messaging (SMS) works for the
majority of wireless carriers, but not for all carriers. We are
constantly working with wireless phone companies to add this service
for their subscribers.
Data Service:If your home carrier supports GPRS data service, you can use WMS
with compatible GPRS data capable devices to check email, surf the
web, and share photos while traveling just as you would at home.
Charges will be conveniently billed to you by your home carrier.
More Information:
More information including carrier
specific instructions can be found at the following website:
http://www.cellularatsea.com/endusers.htm
Pricing
Neither WMS nor the Cruise Line sets retail pricing customers may
pay. Retail pricing is set by each customer’s wireless carrier and
while we would like to be able to provide guidance, with some 300
wireless carriers each having hundreds of independent rate plans, it
is impossible for the Cruise Line to provide concrete guidance on
price.
When in doubt,
please tell the customer that they should check retail pricing with
their wireless service provider. Customer service numbers and/or web
addresses of several
major wireless carriers are provided as follows:
Inquiries & Feedback
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WMS and the Cruise Line are
not retail wireless phone companies.
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Questions regarding roaming rates or billing should be referred
to the users home carrier.
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There is a “Feedback” link on the WMS website for crewmembers
and passengers with other inquiries. :
http://www.cellularatsea.com/feedback.htm
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Inquiries or comments regarding coverage onboard can be made
through the “Feedback” link or alerting the ship’s IT/Comms
Officers.
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IT/Comms Officers can report technical issues to the 24/7 WMS
Network Management Center via; e-mail, phone, IM, or “feedback”
link.
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