Comparison of the Verizon Digital Media Services and Tata Communications CDNs

In the tables below you can easily compare Verizon Digital Media Services and Tata Communications for POP locations, pricing and features & support. We hope this helps you better understand the similarities and differences between these Content Delivery Networks.

POP locations Verizon Digital Media Services Tata Communications
POPs in North-America 12HelpAshburn, Atlanta, Boston, Chicago, Dallas, Denver, Los Angeles, Miami, New York, Newark, San Jose, Seattle. 8HelpAshburn, Miami, Dallas, Chicago, San Jose, Los Angeles, Atlanta, New York
POPs in Europe 11HelpAmsterdam, Frankfurt, London, Madrid, Milan, Paris, Stockholm, Copenhagen, Helsinki, Vienna, Warsaw. 3HelpLondon, Paris, Frankfurt.
POPs in Asia (not China) 12HelpChennai, Bangalore, Mumbai, New Delhi, Singapore, Jakarta, Batam, Kaoshiung, Hong Kong, Osaka, Tokyo, Seoul 9HelpHong Kong, Singapore, Japan, Taipei, India (Mumbai, Delhi, Bangalore, Hyderabad, Chennai). A new POP in Vietnam will come online in Q4 2015.
POPs in China 2HelpBeijing, Shanghai 0
POPs in Australia 2HelpSydney, Melbourne. 2HelpPerth, Adelaide.
POPs in South-America 7HelpBarranquilla, Buenos Aires, Lima, Medellin, Rio de Janeiro, São Paulo, Quito 0
POPs in Middle-East 1HelpMuscat 1HelpSaudi Arabia
POPs in Africa 0 0

A POP is a Point Of Presence, an access point to the Internet. It is a physical, strategically placed location that houses multiple CDN servers.

Pricing Verizon Digital Media Services Tata Communications
Price US/EU traffic - low volume Not Available Not Available
Price US/EU traffic - high volume Not Available Not Available
Extra charge for APAC region traffic Not Available Not Available
Storage Not available
Resellers GoGrid, Speedyrails, JodiHost, TurboBytes TurboBytes

Note: custom price plans are very common in the CDN market, especially for large volume customers. We recommend you always talk to the CDN provider about your needs and requirements and work with them to get a best-fit deal.

Features & Support Verizon Digital Media Services Tata Communications
Origin-Pull Yes Yes
Push (upload to CDN servers) Yes Yes
Purge Yes YesHelpCustomers can purge files from the Tata Communications CDN edge servers per file, per directory and do a purge of all files.
Purge All Yes Yes
Gzip Resend from origin, or compress on edgeHelpBy default, all Gzip compression is off, even if the origin sends a file compressed. VDMS does gzipping on the edge servers and this is easy to turn on in the online control panel. You can define the MIME types for files that should be compressed yourself which is great. Files larger than 1MB will never be served with compression, but that should not be a problem. If you want VDMS to honor the origin server compression on a cache miss request, you have to ask your VDMS account manager explicitly this on. Resend from origin, or compress on edge
Persistent connections Yes Yes
Honors all origin server headers Yes Yes
Can override origin server headers YesHelpVDMS offers 3 modes for handling files with query string parameters (for example all.css?v=1). This can come in quite handy in some cases. Yes
Set caching headers for pushed files Yes YesHelpTata Communications CDN supports the HTTP/1.1 RFC and can support any parameters for query strings. Futhermore, Tata Communications CDN can configure based on most customer use cases, so at the customer, host, MIME type, or URL level.
Custom CNAMEs YesHelpYou can have multiple origins and CNAMEs. It's easy to setup in the online control panel. VDMS gives the IP addresses (ranges) of all their POPs, so you can whitelist the access to your origin if you need to. Yes
HTTPS Yes Yes
Control Panel & statistics YesHelpVDMS provides an easy-to-use, intuitive online panel. It includes lots of reports, like Traffic Summary, Data Transferred, Cache Hit Ratio and CDN Storage. You can add Users and grant each user access to specific sections in the control panel. YesHelpAccess logs are available for an additional fee.
Access Logs Yes YesHelpAccess logs are available for an additional fee.
API Yes YesHelpThe API can be used to do Push and Purge.
Support YesHelpYou get a dedicated account manager and you will also be assigned a dedicated implementation engineer. YesHelp24/7/365 phone and email support included.
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