Led by Randall L. Stephenson, chairman and CEO, AT&T is the product of the former SBC’s 2005 acquisition of its one-time parent AT&T and later fellow RBOC BellSouth. In the wireline segment, AT&T has been aggressively expanding its rollout of both IP-based business services (Ethernet and VPN) and consumer broadband and video (U-verse IPTV and broadband service).

(Source: Yahoo!)AT&T's Wireline segment provides voice services, including local and long-distance services, calling card, 1-800 services, conference calling, wholesale switched access service, caller ID, call waiting, and voice mail services; and application management, security service, integration services, customer premises equipment, outsourcing, government-related services, and satellite video services. This segment also offers data services, such as switched and dedicated transport, Internet access and network integration, data equipment, and U-verse services; high-speed connections comprising private lines, packet, dedicated Internet, and enterprise networking services, as well as DSL/broadband, dial-up Internet access, and WiFi products; businesses voice applications over IP-based networks; and local, interstate, and international wholesale networking capacity to other service providers. In addition, its Advertising solutions segment publishes yellow and white pages directories, and sells directory advertising and Internet-based advertising and local search.

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AT&T

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U.S. latency report: How did AT&T, Verizon, Sprint and T-Mobile perform in Q4?

While the industry awaits 5G standards that will address latency like never before, it's worth noting how network operators fare today in terms of their latency records.  FierceWireless  teamed up with OpenSignal to shed some light onto the issue.

Wells Fargo: AT&T building a mobile advertising business

AT&T is quietly building a mobile advertising business alongside the cross-platform video services it is working on via its acquisition of DirecTV, according to analysts at Wells Fargo Securities. Further, AT&T is also considering a mobile-only video service.

5G race accelerates as operators jockey to be first with trials and commercial services

The 5G frenzy is real and it signals the importance that vendors and operators are placing on being considered an early leader and visionary in 5G technology. Although we may still be two to four years (depending on which timeline you believe) from actual commercial service, there's a lot at stake for wireless companies because 5G represents such a dramatic change, not only in technology but also in business models.

AT&T expands 1 Gig service in four new markets

AT&T is expanding its 1 Gbps FTTH presence in parts of four markets, a likely response to Comcast's move to expand its gigabit broadband footprint via DOCSIS 3.1 technology.

Comparing AT&T, Sprint, T-Mobile and Verizon on 3G/4G wireless latency

It's no secret that a significant amount of attention and interest has been paid to wireless network speeds in the United States and globally. And LTE networks clearly provide faster download speeds than 3G networks.

Sprint takes top low LTE latency crown in Q4, while AT&T's HSPA network shows progress

Sprint's LTE service continued to hold on to its low latency status during the fourth quarter, according to FierceWireless ' report, " 3G/4G wireless network latency: How did Verizon, AT&T, Sprint and T-Mobile compare in Q4 2015?"

Comcast ups gigabit battle against AT&T with five-market DOCSIS 3.1 launch

Comcast plans to bring its DOCSIS 3.1-enabled gigabit broadband services to five markets this year, boosting a challenge to AT&T's ongoing FTTH program.

T-Mobile, AT&T, Verizon usher in wave of BOGO offers, but Sprint missing in action

As the critical fourth quarter holiday shopping season cools, carriers including AT&T, T-Mobile US and Verizon are pushing new buy-one, get-one offers in order to juice their first quarter results. The BOGO offers generally provide a free or cheap phone to users who agree to purchase a new smartphone at full price.

3G/4G wireless network latency: How did Verizon, AT&T, Sprint and T-Mobile compare in Q4 2015?

FierceWireless, with partner OpenSignal, is hoping to shed some light onto the latency issue. In the below charts, AT&T showed a slight decrease in latency speeds on its HSPA network in the fourth quarter when compared with the operator's results from the third quarter. Sprint and Verizon both showed increases in the latency speeds on their EVDO networks during that period. Sprint remained the carrier with the lowest LTE latency speeds.

Stephenson: AT&T still not 'up to speed' on DirecTV installation

Nearly three quarters after closing on its $49 billion purchase of DirecTV, AT&T CEO Randall Stephenson said the company is still ramping up its installation workforce for the satellite TV operator.