---
name: "packet.transport.udp"
section: "3"
platform: "linux"
package: "nfstest"
version: "3.2-3"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/packet.transport.udp"
---

# packet.transport.udp(3)

UDP module

## NAME

packet.transport.udp - UDP module

## DESCRIPTION

Decode UDP layer.

## CLASSES

### class UDP(baseobj.BaseObj)

```
UDP object
Usage:
    from packet.transport.udp import UDP
    x = UDP(pktt)
Object definition:
UDP(
    src_port = int,
    dst_port = int,
    length   = int,
    checksum = int,
    psize    = int,       # payload data size
    data     = string,    # raw data of payload if unable to decode
)
```

**Methods defined here:** ---------------------

**\_\_init\_\_(self, pktt)** Constructor

Initialize object's private data.

- **pktt:**

  Packet trace object (packet.pktt.Pktt) so this layer has access to the parent layers.

## SEE ALSO

**[baseobj(3)](/baseobj/3.md),** **[packet.application.dns(3)](/packet.application.dns/3.md),** **[packet.application.krb5(3)](/packet.application.krb5/3.md),** **[packet.application.ntp4(3)](/packet.application.ntp4/3.md),** **[packet.application.rpc(3)](/packet.application.rpc/3.md),** **[packet.transport.ib(3)](/packet.transport.ib/3.md),** **[packet.utils(3)](/packet.utils/3.md)**

## BUGS

No known bugs.

## AUTHOR

Jorge Mora (mora@netapp.com)