UDP Tunable Parameters

send_maxbuf

Description

Defines the default maximum UDP socket datagram size. .

Default

57,344 bytes

Range

1,024 to 1,073,741,824 bytes

Dynamic?

Yes

When to Change

Note that an application can use setsockopt(3XNET) SO_SNDBUF to change the size for an individual socket. In general, you do not need to change the default value.

Commitment Level

Unstable

recv_maxbuf

Description

Defines the default maximum UDP socket receive buffer size.

Default

57,344 bytes

Range

128 to 1,073,741,824 bytes

Dynamic?

Yes

When to Change

Note that an application can use setsockopt(3XNET) SO_RCVBUF to change the size for an individual socket. In general, you do not need to change the default value.

Commitment Level

Unstable