# Additional functionality

## Introduction

This section describes additional functionality that relates to the technical integration towards Pagero and Pagero Network.

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## Technical responses

This section describes technical responses/receipts/ACKs in detail.

[!ref Technical responses](technical-response/index.md)

It is split in three subsections; [protocol level response](technical-response/protocol-level-response.md), [message level response](technical-response/message-level-response.md) and [business level response](technical-response/business-level-response.md).

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## Attachments

This section describes external attachments; what they are, when they are used and how to send and/or receive them.

[!ref External attachments](attachments.md)

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## Envelopes & batching

This section describes technical envelopes and batching such as SBDH, SOAP and ZIP.

These can be used to wrap business documents and help with addressing, transport etc.

[!ref Envelopes & batching](envelopes-batching.md)

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## Filenames

This sections describes filenames and the rules and conventions that apply to them in detail.

[!ref Filenames](filenames.md)

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## Send modes

This section describes the different send modes used in our platform.

We do not utilize separate environment for test/stage/production. Instead we use different send modes within the same (production) environment to separate and route documents accordingly.

[!ref Send modes](send-modes.md)