diff options
Diffstat (limited to 'sysconfig.txt')
| -rw-r--r-- | sysconfig.txt | 174 |
1 files changed, 117 insertions, 57 deletions
diff --git a/sysconfig.txt b/sysconfig.txt index 0b4b7aef..04c313de 100644 --- a/sysconfig.txt +++ b/sysconfig.txt @@ -160,15 +160,20 @@ Files in /etc/sysconfig IPXINTERNALNETNUM=<netnum> IPXINTERNALNODENUM=<nodenum> + All the IPX stuff is optional, and should default to off. + NETWORKING_IPV6=yes|no Enable or disable global IPv6 initialization + Default: no IPV6FORWARDING=yes|no Enable or disable global forwarding of incoming IPv6 packes on all interfaces. - Note: Actual packet forwarding cannot be controlled per-device. + Note: Actual packet forwarding cannot be controlled per-device, use netfilter6 for such issues + Default: no IPV6INIT=yes|no - Enable or disable IPv6 configuration for all interfaces. + Enable or disable IPv6 configuration for all interfaces Use with caution! + Default: value not set in this file IPV6_AUTOCONF=yes|no Sets the default for device-based autoconfiguration. @@ -178,15 +183,54 @@ Files in /etc/sysconfig Default: yes if IPV6FORWARDING=yes, no if IPV6FORWARDING=no IPV6_AUTOTUNNEL=yes|no Controls automatic IPv6 tunneling. - - IPV6_TUNNELMODE=IP|NBMA [OPTIONAL: IP by default] - Mode of tunnel setup - IP: separate tunnel device mode (now recommeded) - NBMA: NBMA-styled tunnel mode (now mostly obsolete) - - All IPv6 options can be overridden in interface-specific configuration. - - All the IPX stuff is optional, and should default to off. + Default: no + + IPV6_DEFAULTGW=<IPv6 address[%interface]> (optional) + Add a default route through specified gateway + An interface can be specified: required for link-local addresses + Examples: + IPV6_DEFAULTGW="3ffe:400:100:f101::2" + Add default route through 3ffe:400:100:f101::2 + IPV6_DEFAULTGW="3ffe:400:100:f101::2%eth0" + Add default route through 3ffe:400:100:f101::2 and device eth0 + IPV6_DEFAULTGW="fe80::1%eth0" + Add default route through fe80::1 and device eth0 + + Note: if IPV6_DEFAULTGW is specified with %interface scope and it + doesn't match IPV6_DEFAULTDEV, IPV6_DEFAULTDEV is ignored. + Note: it's preferred to use %interface for all addresses, not + just link-local if you have multiple IPv6-enabled interfaces. + + IPV6_DEFAULTDEV=<interface> (optional) + Add a default route through specified interface without specifying next hop + Type of interface will be tested whether this is allowed + Examples: + IPV6_DEFAULTDEV="eth0" INVALID example! + IPV6_DEFAULTDEV="ppp0" + IPV6_DEFAULTDEV="sit0" + Examples for 6to4 + IPV6_DEFAULTDEV="tun6to4" + Add default route through dedicated 6to4 tunnel device "tun6to4", if configured + + Note: "tun6to4" does not support an additional IPV6_DEFAULTGW. + Other interfaces prefer IPV6_DEFAULTGW, if specified. + + IPV6_RADVD_PIDFILE=<pid-file> (optional) + Location of PID file for controlling radvd, see IPV6_CONTROL_RADVD + Default: "/var/run/radvd/radvd.pid" + Example: + IPV6_RADVD_PIDFILE="/some/other/location/radvd.pid" + IPV6TO4_RADVD_PIDFILE=<pid-file> (obsolete) + As above, still supported for a while for backward compatibility. + IPV6_RADVD_TRIGGER_ACTION=startstop|reload|restart|SIGHUP (optional) + How to trigger radvd in case of 6to4 or PPP action + startstop: radvd starts if interface goes up and stops + if interface goes down using initscript call of radvd with related parameter + reload|restart: initscript of radvd is called with this parameter + SIGHUP: signal HUP is sent to radvd, pidfile must be specified, if not the default + Default: SIGHUP + + IPv6 options above can be overridden in interface-specific configuration. obsoleted values from earlier releases: @@ -224,8 +268,8 @@ Files in /etc/sysconfig /etc/sysconfig/static-routes-ipv6: Contains lines of the form: - <device> ipv6network ipv6gateway - <tunneldevice> ipv6network + <device> IPv6-network IPv6-gateway + <tunneldevice> IPv6-network <device> must be a device name to have the route brought up and down with the device @@ -235,13 +279,20 @@ Files in /etc/sysconfig eth0 fec0:0:0:2::/64 fec0:0:0:1:0:0:0:20 adds a route for IPv6 network fec0:0:0:2::/64 through fec0:0:0:1:0:0:0:20 - eth0 2000::/3 3ffe:400:100:f101::1 - eth0 3ffe::/16 3ffe:400:100:f101::1 - so-called "default" route for clients + eth0 2000::/3 3ffe:ffff:0:1::1 + so-called "default" routes for clients sit1 2000::/3 - sit1 3ffe::/16 - adds routes through virtual tunnel sit1 + adds routes through dedicated tunnel interface sit1 + + tun6to4 3ffe:ffff:1234::/56 + tun6to4 3ffe:ffff:5678::/56 ::5.6.7.8 + adds routes through hardwired 6to4 tunnel interface tun6to4 + + Notes: + * default routes (such as the "2000::/3" shown above) should be set with + IPV6_DEFAULTGW and IPV6_DEFAULTDEV, see more above. + * tunnel device "sit0" is not supported here, routes will never be applied /etc/sysconfig/routed: @@ -417,7 +468,7 @@ Files in /etc/sysconfig/network-scripts/ /etc/sysconfig/network-scripts/init.ipv6-global: Not really a public file. Contains different basic settings that - are set from /etc/rc.d/init.d/network at different stages of + are set from /etc/[rc.d]/init.d/network at different stages of network initialization. /etc/sysconfig/network-scripts/network-functions: @@ -484,67 +535,76 @@ Files in /etc/sysconfig/network-scripts/ IPv6-only items for real interfaces: IPV6INIT=yes|no Enable or disable IPv6 configuration for this interface + Default: no IPV6FORWARDING=yes|no Enable or disable global forwarding of incoming IPv6 packets - Note! Obsolete in interface specification. - IPV6ADDR=<ipv6address>/<prefixlength> - specify primary static IPv6 address here + Note: Obsolete in interface specification! + Default: no + IPV6ADDR=<IPv6 address>[/<prefix length>] + Specify a primary static IPv6 address here + Optional, if normal host and a router advertisement daemon is on local link + Required, if node is a router and interface should route packets + Note: if prefix length is omitted, 64 is assumed Example: - IPV6ADDR="3ffe:400:100:f101::1/64" - IPV6ADDR_SECONDARIES=<list of ipv6 addresses> - a list of secondary IPv6 addresses (perhaps useful for virtual hosting) + IPV6ADDR="3ffe:ffff:0:5::1" + IPV6ADDR="3ffe:ffff:0:1::1/128" + IPV6ADDR_SECONDARIES="<IPv6 address>[/<prefix length>] ..." (optional) + A list of secondary IPv6 addresses (perhaps useful for virtual hosting) Example: - IPV6ADDR_SECONDARIES="3ffe:400:100:f101::10/64 3ffe:400:100:f101::11/64" - IPV6_MTU="<MTU of link>" [optional] - Note: Must be greater or equal to 1280. + IPV6ADDR_SECONDARIES="3ffe:ffff:0:1::10 3ffe:ffff:0:2::11/128" + IPV6_MTU=<MTU of link> (optional) Optional, dedicated MTU of this link + Note: Must be greater or equal to 1280. Example: IPV6_MTU="1280" Special configuration options for multi-homed hosts etc. - IPV6_ROUTER=yes|no: controls IPv6 autoconfiguration - IPV6_AUTOCONF=yes|no: controls IPv6 autoconfiguration - defaults: - global IPV6FORWARDING=yes: IPV6_AUTOCONF=no, IPV6_ROUTER=yes - global IPV6FORWARDING=no: IPV6_AUTOCONF=yes + IPV6_ROUTER=yes|no: Controls IPv6 autoconfiguration + IPV6_AUTOCONF=yes|no: Controls IPv6 autoconfiguration + Defaults: + Global IPV6FORWARDING=yes: IPV6_AUTOCONF=no, IPV6_ROUTER=yes + Global IPV6FORWARDING=no: IPV6_AUTOCONF=yes Optional settings for a 6to4 tunnel IPV6TO4INIT=yes|no Enable or disable 6to4 tunneling setup - IPV6TO4_RELAY=<ipv4address> + Default: no + IPV6TO4_RELAY=<IPv4 address> (optional) IPv4 address of the remote 6to4 relay - IPV6TO4_IPV4ADDR=<ipv6address> [OPTIONAL] - overwrite local IPv4 address which is accessable from the Internet - (optional, in case of NAT or other special scenarios) - IPV6TO4_ROUTING=<LAN-routing-setup-tokens> [OPTIONAL] - a list of routing tokens to setup proper IPv6 routes on the LAN + Note: if this is omitted, ::192.88.99.1 (the anycast relay address) is chosen + IPV6TO4_IPV4ADDR=<IPv6 address>[/<prefix length>] (optional) + Overwrite local IPv4 address which is accessable from the Internet + (optional, in case of static IPv4-NAT behind a router or other special scenarios) + IPV6TO4_ROUTING="<device>-<suffix>/<prefix length> ..." (optional) + A list of routing tokens to setup proper IPv6 routes on the LAN Example: IPV6TO4_ROUTING="eth0-:f101::0/64 eth1-:f102::0/64" Will create one route per eth0 and eth1, taking given SLA - IPV6TO4_CONTROL_RADVD=yes|no [OPTIONAL] - Enable signalling radvd that the 6to4 prefix has been changed - IPV6TO4_RADVD_PIDFILE=<path-to-pid-file> [OPTIONAL] - location of PID file to get PID for sending signal - default is "/var/run/radvd/radvd.pid" - Example: - IPV6TO4_RADVD_PIDFILE="/some/other/location/radvd.pid" - IPv6-only items for automatic tunnel interface: - Virtual interface name: sit0 - IPV6INIT=yes|no - Enable or disable IPv6 configuration for this interface - Obsolete now, see IPV6_AUTOTUNNEL in /etc/sysconfig/network + Optional settings for a 6to4 tunnel or a ppp link + IPV6_CONTROL_RADVD=yes|no (optional) + Enable signalling radvd that the 6to4 prefix has been changed or a + preconfigured dynamic device is up or down + Default: no - IPv6-only items for static unnumbered tunnel interface: - Virtual interface name: sit1.. + IPv6-only items for static tunnel interface: + Interface name: sitX (X => 1) IPV6INIT=yes|no Enable or disable IPv6 configuration for this interface - IPV6TUNNELIPV4=<ipv4 address of foreign tunnel endpoint> - specify IPv4 address of a foreign IPv6-in-IPv4 tunnel endpoint + Default: no + IPV6TUNNELIPV4=<IPv4 address> + Specify IPv4 address of a foreign IPv6-in-IPv4 tunnel endpoint Example: - IPV6TUNNELIPV4="195.226.187.50" - IPV6ADDR=<ipv6address>/<prefixlength> [OPTIONAL] + IPV6TUNNELIPV4="1.2.3.4" + IPV6TUNNELIPV4LOCAL=<IPv4 address> + Specify local IPv4 address of tunnel, useful on interfaces with multiple IPv4 addresses + IPV6ADDR=<IPv6 address>[/<prefix length>] (optional) local IPv6 address of a numbered tunnel + IPV6_MTU=<MTU of tunnel> (optional) + Optional, dedicated MTU of this tunnel + Note: Must be greater or equal to 1280 + Example: + IPV6_MTU="1280" Ethernet-only items: {IPXNETNUM,IPXPRIMARY,IPXACTIVE}_{802_2,802_3,ETHERII,SNAP} |