What requirements must an ALIAS meet for registration?
For an alias to be valid under the new regulations, it must meet the following requirements: Length: Between 3 and…
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SMS registration and restrictions in Spain
In this FAQ section regarding a global regulatory change (which particularly affects Spain through the CNMC), operators are required to block any message whose ALIAS (the name that appears as the sender on the mobile phone) is not properly registered.
Access to the CNMC portal and authentication
To start the process, access the portal: Electronic Office – CNMC Alias Registry Management Select access with cl@ve or with…
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How does the SMS sending service work at Viafirma?
We want to clear out any doubt about our platform and the SMS scenario. It is essential to understand the…
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Can I modify an already registered alias?
The registered alias itself cannot be modified. If you need to change the name, you would have to cancel the…
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What happens if my application is rejected?
This may happen with aliases that are too generic or that do not sufficiently prove a legitimate link. The CNMC…
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Can an alias expire or be cancelled?
Yes, and this has important operational implications. If twelve months pass without the alias being used, an automatic end-of-use date…
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What is the difference between SMS and RCS for registration purposes?
Registration applies equally to SMS, MMS and RCS message aliases, as indicated by the CNMC. RCS messages are an evolution…
What is the difference between SMS and RCS for registration purposes? Read More »
How do I know if my alias is already registered?
The CNMC plans to enable a public consultation portal on its website, although as of today it is not yet…
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How long does it take for the registration to be resolved?
There are two deadlines to consider for the registration resolution. The CNMC has a maximum period of 1 month to…
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Can I register multiple aliases?
Yes, there is no limit. Several aliases can be registered in the same registration process, provided that they belong to…
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