Basic Trellis environment

Done:
- 2x2 leaf-spine
- IPv4 hosts (h1-h4)
- IPv6 hosts (h1v6-h4v6)
- Internal quagga
- External quagga (+1 IPv4 and 1 IPv6 host behind it)
- DHCP server

Change-Id: I05781f6507d897a80d668d465abd9e86c8dbac4d
diff --git a/trellis/dhcpd.conf b/trellis/dhcpd.conf
new file mode 100644
index 0000000..9dd56dd
--- /dev/null
+++ b/trellis/dhcpd.conf
@@ -0,0 +1,34 @@
+ddns-update-style none;
+
+default-lease-time 600;
+max-lease-time 7200;
+
+subnet 10.0.2.0 netmask 255.255.255.0 {
+  range 10.0.2.100 10.0.2.240;
+  option routers 10.0.2.254;
+}
+
+subnet 10.0.3.0 netmask 255.255.255.0 {
+  range 10.0.3.100 10.0.3.240;
+  option routers 10.0.3.254;
+}
+
+host h1 {
+  hardware ethernet 00:aa:00:00:00:01;
+  fixed-address 10.0.2.1;
+}
+
+host h2 {
+  hardware ethernet 00:aa:00:00:00:02;
+  fixed-address 10.0.2.2;
+}
+
+host h3 {
+  hardware ethernet 00:aa:00:00:00:03;
+  fixed-address 10.0.3.1;
+}
+
+host h4 {
+  hardware ethernet 00:aa:00:00:00:04;
+  fixed-address 10.0.3.2;
+}