eCosPro® Reference Manual
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# udp_send()

## Name

udp_send() -- Send UDP packet

## Synopsis

`err_t udp_send`(struct udp_pcb *pcb, struct pbuf *p);

## Description

Sends the pbuf p to the remote host associated with pcb. The pbuf is not deallocated.

## Return value

This function returns `ERR_OK` on success; but may return `ERR_MEM` if there is insufficient memory to prepend a UDP header, or `ERR_RTE` if no suitable outgoing network interface could be found to route the packet on.

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