Chapter 7. Setting up Push Proxy Gateway

variables are elaborated in table 7.2.

As an example, let us see how to configure a ppg user (a pi, named here ’picom’) allowed to send pushes only from a specified ip.

group = wap-push-user wap-push-user = picom ppg-username = foo ppg-password = bar allow-ip = 62.254.217.163

It goes without saying that in real systems you must use more complex passwords than bar.

Table 7-2. PPG user group configuration variables

 

Variable

Value

Description

 

 

Mandatory value. Tells that we

group

wap-push-user

are configuring the users group.

 

 

(More) human readable name of

wap-push-user

string

an user.

ppg-username

string

Username for this user.

ppg-password

string

Password for this user.

 

 

Phone number prefixes allowed

 

 

in pushes coming from this pi.

 

 

These prefixes must conform

 

 

international phone number

allowed-prefix

number-list

format.

 

 

Phone number prefixes denied in

 

 

pushes coming from this pi.

 

 

These prefixes must conform

 

 

international phone number

denied-prefix

number-list

format.

 

 

Defines an url wherefrom the

 

 

whitelist can be fetched. White

 

 

list itself contains list of phone

 

 

numbers accepting pushes from

white-list

url

this pi.

 

 

Defines an url wherefrom the

 

 

blacklist can be fetched.

 

 

Blacklist itself contains list of

 

 

phone number not accepting

black-list

url

pushes from this pi.

 

 

Defines ips wherefrom this pi

 

 

can do pushes. Adding this list

 

 

means that ips not mentioned are

allow-ip

ip-list

denied.

86

Page 93
Image 93
Nokia WAP and SMS gateway Wap-push-user, String An user, String Username for this user, String Password for this user

WAP and SMS gateway specifications

Nokia has long been a pivotal player in the telecommunications industry, and its contributions to mobile communication technology are numerous. Among these contributions, the Nokia WAP and SMS Gateway stand out as essential elements in enabling mobile internet access and messaging services in the early days of wireless communication.

The Nokia WAP (Wireless Application Protocol) gateway was introduced to facilitate mobile access to the internet and to allow users to interact with web services through their mobile devices. Built on a client-server architecture, the WAP gateway acted as a bridge between the mobile network and the internet, translating traditional web content into a format that mobile devices could effectively render. This conversion was crucial, given the limitations of early mobile devices regarding screen size, processing power, and network bandwidth.

One of the main features of the Nokia WAP gateway was its ability to provide users with real-time access to information such as weather updates, news, and stock prices. By using a lightweight markup language called WML (Wireless Markup Language), the gateway allowed developers to create mobile-friendly websites that could be accessed via WAP-enabled devices. This marked a significant step toward the mobile internet we know today, creating a new realm of possibilities for developers and users alike.

Another critical aspect of Nokia's offering was the SMS (Short Message Service) gateway. The SMS gateway provided a robust platform for sending and receiving text messages across various mobile networks. It enabled seamless communication between devices, regardless of the underlying technology. This feature made SMS a popular choice for both personal communication and business applications, such as marketing campaigns and customer service notifications.

The Nokia SMS gateway utilized established protocols, such as SMPP (Short Message Peer-to-Peer), to ensure reliable message delivery and efficient interaction between SMS applications and mobile networks. Its characteristics included scalability, allowing service providers to handle large volumes of messages, and flexibility to integrate with existing applications and systems.

In summary, the Nokia WAP and SMS gateway played a vital role in the evolution of mobile communication. With features that enabled mobile internet access and streamlined messaging capabilities, these technologies laid the groundwork for the mobile-centric world we live in today. Their legacy continues to influence mobile application development and the broader telecommunications landscape. As the industry progresses, the innovations introduced by Nokia serve as a reminder of the foundational technologies that paved the way for modern mobile experiences.