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--- linux_wiki:configure_ipv6_addresses_and_perform_basic_ipv6_troubleshooting [2016/10/08 17:45]
billdozor
+++ linux_wiki:configure_ipv6_addresses_and_perform_basic_ipv6_troubleshooting [2019/05/25 23:50] (current)
@@ Line 12: / Line 12: @@
 The following virtual machines will be used:
-  * server1.example.com (192.168.1.150) -> Configure the ipv6 interface here
+  * server1.example.com (192.168.1.150) -> Configure an ipv6 interface
+  * server2.example.com (192.168.1.151) -> Configure an ipv6 interface
 ----
-====== IPv6 Connections ======
+====== Help ======
-Create new connection
+Finding help in this section.
-<code bash>
+  * nmcli examples<code bash>man nmcli-examples</code>
-nmcli con add con-name eth1 type ethernet ifname eth1
-</code>
-\\
+----
-Configure IPv4
-<code bash>
+====== IPv6 General Info ======
-nmcli con mod eth1 ipv4.addresses 192.168.10.100/24
-nmcli con mod eth1 ipv4.method manual
+General information about IPv6.
-</code>
+|  ^ IPv4 ^ IPv6 ^
+^ Total Bits | 32 | 128 |
+^ Possible Addresses | 4 billion | 2 to the power of 128 |
+^ Format | 4 groups of 8 bit decimals | 8 groups of 16 bit hexadecimal |
+^ Default router | n/a | ::/0 (used in routing tables) |
+^ Localhost address | 127.0.0.1/8 | ::1/128 |
+^ All addresses | 0.0.0.0 | :: |
+^ Multicast | 224.0.0.0/4 | ff00::/8 |
+^ Non-routable addresses | 10.0.0.0/8 (1 example) | fc00::/7 (unique local) |
+^ Link local address | n/a | fe80::/64 |
+  * IPv6 standard subnet mask: /64
+----
+====== IPv6 Connections ======
 \\
-Configure IPv6
+Configure IPv6 on an existing interface
-<code bash>
+  * server1<code bash>nmcli con mod eth1 ipv6.method manual ipv6.addresses fddb:fe2a:ab1e::c0a8:61/64</code>
-nmcli con mod eth1 ipv6.addresses fddb:fe2a:ab1e::c0a8:64/64
+  * server2<code bash>nmcli con mod eth1 ipv6.method manual ipv6.addresses fddb:fe2a:ab1e::c0a8:62/64</code>
-nmcli con mod eth1 ipv6.method manual
-</code>
 \\
@@ Line 41: / Line 54: @@
 <code bash>
 nmcli con up eth1
+</code>
+===== IPv6 Basic Troubleshooting =====
+From server1; Ping the IPv6 configured address that is configured on server2
+<code bash>
+ping6 fddb:fe2a:ab1e::c0a8:62
 </code>
 \\
-Ping the IPv6 configured address
+Show the IPv6 routing table
 <code bash>
-ping6 -I eth1 fddb:fe2a:ab1e::c0a8:64
+ip -6 route show
 </code>
 ----