It doesn’t matter whether you’re a member or an unregistered user. You can both view your MMS pictures. at http://mms.mtnl.net.in/mmswebtop/index.html.
As a member, the only advantage is that you can archive and view your MMS pictures over and over again without expiry.
Quoted from Wikipedia:
MTNL provides fixed line telephones, cellular connection of both GSM — Dolphin(Postpaid) and Trump (prepaid) and WLL (CDMA) — Garuda-FW And Garuda-Mobile and internet services through dialup and DSL — Broadband internet TriBand. MTNL has also started Games on demand, video on demand and IPTV services in India through its Broadband Internetservice called Triband. Phone numbers belonging to MTNL start with the prefix 2 infixed line telephonesand WLL & in GSM Mobile servises its start from 9869/9969/9868/9968. MTNL also provides other services such as VPN,Internet Telephony- VOIP and leased lines through BSNL and VSNL.
MTNL has been actively providing connections in both Mumbai and New Delhi areas and the efficiency of the company has drastically improved from the days when one had to wait years to get a phone connection to now when one can get a connection in even hours. Pre-activated Mobile connections are available at many places across both Metros. MTNL has also unveiled very cost-effective Broadband Internet access plans (TriBand) targeted at homes and small businesses. At present MTNL enjoy’s the largest of the market share of ISP services in Mumbai and Delhi.
Former Indian Communications Minister Thiru Dayanidhi Maran had declared year 2007 as “Year of Broadband” in India and MTNL is gearing up to provide five million Broadband connectivity by the end of 2007. MTNL has upgraded existing TriBand (Broadband) connections for a speed of up to 2 MB/s without any extra cost. This 2 MB/s broadband service is being provided by MTNL at a cost of just US$5.00 per month.