Fri. Oct 26, 2021
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Linux Features in Network Connectivity
This is a list of network connectivity features in Linux, with their current status. If you want to add a feature here, .
| Area |
Feature |
Supported |
Kernel |
Related Tools |
| Authentication |
CHAP |
Yes |
No |
pppd |
|
MS-CHAP |
Yes |
No |
pppd |
|
PAP |
Yes |
No |
pppd |
|
Kerberos |
Yes |
No |
MIT Kerberos |
|
RADIUS client |
Yes |
No |
portslave |
|
RADIUS server |
Yes |
No |
radiusd-cistron |
|
TACACS client |
No |
|
|
|
TACACS server |
Yes |
No |
xtacacsd |
| Data Link Protocol |
Cisco HDLC |
Yes |
Yes |
|
|
Frame Relay |
Yes |
Yes |
|
|
X.25 |
Yes |
Yes |
|
|
PPP |
Yes |
Yes |
pppd (async) |
|
Multilink PPP |
Yes |
Yes |
pppd (async) |
|
Multichassis PPP |
No |
|
|
|
SLIP/CSLIP |
Yes |
Yes |
slattach |
|
ATM |
Yes |
Yes |
|
| Firewall |
NAT |
Yes |
Yes |
iptables, ipchains |
|
Packet Filtering |
Yes |
Yes |
iptables, ipchains |
|
Port Forwarding |
Yes |
Yes |
iptables, ipchains |
| Routing |
BGP4 |
Yes |
No |
gated, zebra |
|
IGMP and IGMPv2 |
Yes |
No |
zebra |
|
ISIS |
Yes |
No |
gated |
|
OSPF |
Yes |
No |
gated, zebra |
|
MPLS |
Yes |
Yes |
MPLS for Linux |
|
RIP and RIPv2 |
Yes |
No |
routed, gated, zebra |
|
Static Routes |
Yes |
Yes |
route |
|
Policy/Source Routing |
Yes |
Yes |
iproute2+tc |
|
IP Bridging |
Yes (*1) |
Yes |
|
| Security |
IPSec |
Yes |
Yes |
FreeS/WAN |
|
SSL |
Yes |
No |
OpenSSL |
|
SSHv1 and SSHv2 |
Yes |
No |
OpenSSH |
| Transport |
IPv4 |
Yes |
Yes |
|
|
IPv6 |
Yes |
Yes |
|
|
IPX |
Yes |
Yes |
|
|
TCP/IP over X.25 |
No |
|
|
|
RSVP |
Yes |
Yes |
ISI RSVP, iproute2+tc |
|
QoS/Fair Queueing |
Yes |
Yes |
iproute2+tc |
| Miscellaneous |
DHCP Client |
Yes |
No |
pump, dhcpcd |
|
DHCP Server |
Yes |
No |
ISC dhcpd |
(*1) Only Ethernet interfaces.
|
|
|
