EUMETCast Terrestrial over AMT can serve any user hosted on the EUMETSAT side of the EWC, regardless of native multicast connectivity. The encapsulated data can travel via GEANT network or the commercial internet.

Pre-requisite

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During the test phase, credentials have to be added to EUMETSAT allowlist. In order to do that, please contact EWC support before doing the EO Portal registration.

1. You need to register to the EO Portal
2. Subscribe to data for EUMETCast Terrestrial
3. Request credentials in order to provision the service in your tenancy: EUMETCast Terrestrial credentials for access from the EWC. You have to write to ops@eumetsat.int (Helpdesk) with you username from EO Portal.

Once you have the following parameters, you can proceed to the next steps.

parameter	value or where to take it
username	from EO portal
userkey	provided by the helpdesk in the pilot phase. You need to open (opening a ticket and request  EUMETCast Terrestrial credentials for access from the EWC

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5. Click on the 'Add rule' button to create a new rule

6. Add the following rule rules and hit save

Rule name	Direction	Rule Type	Protocol	Port Range	Source Type	Source	Destination Type
2268-udp	ingress	Custom Rule	UDP	2268	Network	0.0.0.0/0	Instance
22-ssh-tcp	ingress	Custom Rule	TCP	22	Network	0.0.0.0/0	Instance
8500-tcp	ingress	Custom Rule	TCP	8500	Network	0.0.0.0/0	Instance

Now you are ready to provision the client!

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1. Go to Provisioning → Instances and click 'Add' button

2. Go to network category and select Use the search bar to find the 'EUMETCAST TERRESTRIAL ON AMT' (type eumetcast or terrestrial for example):

Image RemovedImage Added

3. Select name for your VM:(e.g. eumetcast-client)

4. Use the following specifications for the provisioning of the client:

CPU	8 cores
RAM	64 GB
OS	Ubuntu v 1822.04
Storage	1.2TB
EWC Plan	hm.xlarge
security group	eumetcast-ssh

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Warning
All data is deleted 5 mins after retrieval by default and this can be changed by the user. (See section below) How to modify the time to live of the data to modify that)

6. Enable NAKs How to enable NAKs

7. Enable ACKs How to enable ACKs

User Notification Service

To access the User Notification Service (UNS), go to uns.eumetsat.int. You can find information on service alerts, scheduled maintenance and service enhancements. You can subscribe to UNS email notifications via the Earth Observation Portal. In addition, users can receive regular updates on scheduled maintenance and service enhancements through our EUMETSAT Users Twitter feed.

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