# SMPP ESME trunk how-to guides

Use these guides to create SMPP ESME trunks, connect your application to the
DIDWW SMSC, and manage trunks and their credentials.

**Create an SMPP ESME trunk**

Create a trunk and configure its Server location, allowed IP addresses,
source addresses, and optional trunk group membership.

[Create an SMPP ESME trunk](create-smpp-esme-trunk.html)

**View SMPP ESME trunk credentials**

Look up the Host, Port, System ID, Password, and System Type that your
application binds with.

[View SMPP ESME trunk credentials](view-smpp-esme-trunk-credentials.html)

**Regenerate SMPP ESME trunk credentials**

Replace the trunk System ID and password and update every application
that binds with the trunk.

[Regenerate SMPP ESME trunk credentials](regenerate-smpp-esme-trunk-credentials.html)

**Bind an SMPP ESME trunk**

Configure your application with the bind parameters and connect to the
DIDWW SMSC over plain TCP or TLS.

[Bind an SMPP ESME trunk](bind-smpp-esme-trunk.html)

**Check SMPP ESME trunk connection status**

Confirm in the DIDWW User Panel whether your application is connected.

[Check SMPP ESME trunk connection status](check-smpp-esme-trunk-connection-status.html)

**Manage SMPP ESME trunks**

Edit trunk settings, move a trunk to another Server location, or delete
trunks.

[Manage SMPP ESME trunks](manage-smpp-esme-trunk.html)