Voice Privacy

Follow the instructions below to encrypt the voice channel.

Note: The default lock code is the last four digits of your phone number.

1.Select Menu (left selection key) > Settings > Security > Voice privacy.

2.Select On or Off to enable or disable voice privacy.

Network Settings

This function enables you to select the network roaming options.

Follow the instructions below to set the roaming access mode:

nSelect Menu (left selection key) > Settings > Network > Set mode and selecting one of the following options:

Option

Description

Sprint

Can receive calls and messages only in your home network (Sprint network).

Only

 

Automatic Can receive calls and messages in both home and roaming networks. The network is set automatically.

Follow the instructions below to set a different ring tone for roaming calls.

nSelect Menu (left selection key) > Settings > Network > Roam call ring. tone and selecting one of the following options:

On to turn roam call tone on.

Off to turn roam call tone off.

Ringing tone to select a ringtone to use.

Network Service Settings

This function enables you to forward your incoming calls to a number in the Contacts list or a new number, provided your network operator supports this service.

Follow the instructions below to assign a number to forward incoming calls:

Settings

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Sprint Nextel IS manual Network Settings, Network Service Settings, Voice Privacy

IS specifications

Sprint Nextel IS, a prominent telecommunications company in the United States, was a pioneer in integrating voice and data services over a next-generation network. Established through the merger of Sprint Corporation and Nextel Communications in 2005, Sprint Nextel IS offered a range of communication services, primarily focusing on mobile telephony and wireless broadband.

One of the standout features of Sprint Nextel IS was its innovative push-to-talk (PTT) technology. Utilizing Nextel's legacy iDEN network, this feature allowed users to communicate instantly with one another, emulating the functionality of a two-way radio. This was particularly appealing to business customers who valued immediate communication. PTT was a hallmark of Nextel services, setting the company apart from competitors and fostering a loyal customer base among industries such as public safety, transportation, and construction.

In terms of network technology, Sprint Nextel IS was an early adopter of 4G LTE, significantly impacting mobile data speeds and reliability. The LTE network enabled customers to enjoy high-speed internet access on their mobile devices, facilitating seamless streaming, browsing, and app usage. Following the initial rollout of LTE, Sprint Nextel continued to invest in its infrastructure, enhancing coverage and capacity to meet the increasing demand for data-driven services.

Another key characteristic of Sprint Nextel IS was its commitment to innovation and customer service. The company introduced various pricing plans and options tailored to the needs of its diverse customer base. This included flexible unlimited data plans, family bundles, and device financing options. Sprint Nextel IS aimed to provide value while ensuring customers had access to the latest mobile devices from leading manufacturers such as Apple, Samsung, and HTC.

Moreover, Sprint Nextel IS was also significant for its role in the development of mobile broadband technologies. Through partnerships and investments, the company worked on expanding its service offerings, including international roaming and machine-to-machine (M2M) services, which catered to businesses looking to implement IoT solutions.

In conclusion, Sprint Nextel IS left a lasting legacy in the telecommunications industry, characterized by its pioneering push-to-talk capabilities, robust 4G LTE network, customer-focused service options, and dedication to innovation. Although later acquired by T-Mobile in 2020, the impact of Sprint Nextel IS's advancements continues to influence mobile communications today.