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Bring feature list in README up to date.

This commit is contained in:
whitequark 2018-08-28 00:13:35 +00:00
parent 88016e675f
commit b06bb735c7
1 changed files with 9 additions and 6 deletions
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15
README.md
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@ -23,7 +23,7 @@ To set expectations right, both implemented and omitted features are listed.
The only supported medium is Ethernet.
* Regular Ethernet II frames are supported.
* Unicast and broadcast packets are supported, multicast packets are **not** supported.
* Unicast, broadcast and multicast packets are supported.
* ARP packets (including gratuitous requests and replies) are supported.
* ARP requests are sent at a rate not exceeding one per second.
* Cached ARP entries expire after one minute.
@ -37,15 +37,18 @@ The only supported medium is Ethernet.
* IPv4 header checksum is generated and validated.
* IPv4 time-to-live value is configurable per socket, set to 64 by default.
* IPv4 default gateway is supported.
* Routing outgoing IPv4 packets is supported, through a default gateway or a CIDR route table.
* IPv4 fragmentation is **not** supported.
* IPv4 options are **not** supported and are silently ignored.
* IPv4 routes (other than the default one) are **not** supported.
#### IPv6
* IPv6 hop-limit value is configurable per socket, set to 64 by default.
* IPv6 default gateway is **not** supported.
* IPv6 extension headers are **not** supported.
* Routing outgoing IPv6 packets is supported, through a default gateway or a CIDR route table.
* IPv6 hop-by-hop header is supported.
* ICMPv6 parameter problem message is generated in response to an unrecognized IPv6 next header.
* ICMPv6 parameter problem message is **not** generated in response to an unknown IPv6
hop-by-hop option.
### IP multicast
@ -87,7 +90,7 @@ The ICMPv6 protocol is supported, but is **not** available via ICMP sockets.
### UDP layer
The UDP protocol is supported over IPv4, and UDP sockets are available.
The UDP protocol is supported over IPv4 and IPv6, and UDP sockets are available.
* Header checksum is always generated and validated.
* In response to a packet arriving at a port without a listening socket,
@ -95,7 +98,7 @@ The UDP protocol is supported over IPv4, and UDP sockets are available.
### TCP layer
The TCP protocol is supported over IPv4, and server and client TCP sockets are available.
The TCP protocol is supported over IPv4 and IPv6, and server and client TCP sockets are available.
* Header checksum is generated and validated.
* Maximum segment size is negotiated.