diff options
Diffstat (limited to 'doc/api/dgram.md')
| -rw-r--r-- | doc/api/dgram.md | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/doc/api/dgram.md b/doc/api/dgram.md index 38d9492be8..ef8cc69b7d 100644 --- a/doc/api/dgram.md +++ b/doc/api/dgram.md @@ -449,13 +449,13 @@ client.connect(41234, 'localhost', (err) => { The maximum size of an `IPv4/v6` datagram depends on the `MTU` (_Maximum Transmission Unit_) and on the `Payload Length` field size. -- The `Payload Length` field is `16 bits` wide, which means that a normal +* The `Payload Length` field is `16 bits` wide, which means that a normal payload exceed 64K octets _including_ the internet header and data (65,507 bytes = 65,535 − 8 bytes UDP header − 20 bytes IP header); this is generally true for loopback interfaces, but such long datagram messages are impractical for most hosts and networks. -- The `MTU` is the largest size a given link layer technology can support for +* The `MTU` is the largest size a given link layer technology can support for datagram messages. For any link, `IPv4` mandates a minimum `MTU` of `68` octets, while the recommended `MTU` for IPv4 is `576` (typically recommended as the `MTU` for dial-up type applications), whether they arrive whole or in |