Differences

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--- documentation:examples:ecmp [2022/12/11 18:29] – [R2 (ECMP router)] olivier
+++ documentation:examples:ecmp [2025/01/17 18:53] (current) – [R2 (ECMP router)] olivier
@@ Line 1: / Line 1: @@
 ====== Equal-cost multi-path routing (ECMP) ======
-This lab need a FreeBSD 13-head r366390 minimum ([[https://reviews.freebsd.org/D26449|new ECMP routing code ]])
 ===== Presentation =====
@@ Line 30: / Line 29: @@
   ifconfig_igb1="inet 10.0.12.1/24" \
   ifconfig_igb1_ipv6="inet6 2001:db8:12::3 prefixlen 64" \
-  static_routes="LAB" \
   route_LAB="-net 10.0.0.0/16 10.0.12.2" \
+  static_routes="LAB" \
   ipv6_static_routes="LAB" \
   ipv6_route_LAB="2001:db8:: -prefixlen 32 2001:db8:12::2"
@@ Line 121: / Line 120: @@
   ifconfig_igb2="inet 10.0.232.3/24" \
   ifconfig_igb2_ipv6="inet6 2001:db8:232::3 prefixlen 64" \
-  static_routes="DST1 DST2 SRC1 SRC2" \
+  static_routes="MPATH1 MPATH2" \
-  route_DST1="-net 10.0.0.0/16 10.0.231.3" \
+  route_MPATH1="-net 10.0.0.0/16 10.0.231.4" \
-  route_DST2="-net 10.0.0.0/16 10.0.232.3" \
+  route_MPATH2="-net 10.0.0.0/16 10.0.232.4" \
-  route_SRC1="-net 10.0.12.0/24 10.0.231.2" \
+  ipv6_static_routes="MPATH1 MPATH2" \
-  route_SRC2="-net 10.0.12.0/24 10.0.232.2" \
+  ipv6_route_MPATH1="2001:db8:: -prefixlen 32 2001:db8:231::4" \
-  ipv6_static_routes="DST1 DST2 SRC1 SRC2" \
+  ipv6_route_MPATH2="2001:db8:: -prefixlen 32 2001:db8:232::4"
-  ipv6_route_MPATH1="2001:db8:: -prefixlen 32 2001:db8:231::3" \
-  ipv6_route_MPATH2="2001:db8:: -prefixlen 32 2001:db8:231::3" \
-  ipv6_route_SRC1="2001:db8:12:: -prefixlen 64 2001:db8:231::2" \
-  ipv6_route_SRC2="2001:db8:12:: -prefixlen 64 2001:db8:231::2"
 service hostname restart
 service netif restart
@@ Line 146: / Line 141: @@
   ifconfig_igb1="inet 10.0.34.4/24" \
   ifconfig_igb1_ipv6="inet6 2001:db8:34::4 prefixlen 64" \
-  static_routes="12 231 232" \
+  static_routes="LAB" \
-  route_12="-net 10.0.12.0/24 10.0.34.3" \
+  route_LAB="-net 10.0.0.0/16 10.0.34.3" \
-  route_231="-net 10.0.231.0/24 10.0.34.3" \
+  ipv6_static_routes="LAB" \
-  route_232="-net 10.0.232.0/24 10.0.34.3" \
+  ipv6_route_LAB="2001:db8:: -prefixlen 32 2001:db8:34::3"
-  ipv6_static_routes="12 231 232" \
-  ipv6_route_12="2001:db8:12:: -prefixlen 64 2001:db8:34::3" \
-  ipv6_route_231="2001:db8:231:: -prefixlen 64 2001:db8:34::3" \
-  ipv6_route_232="2001:db8:232:: -prefixlen 64 2001:db8:34::3"
 service hostname restart
 service netif restart
@@ Line 215: / Line 206: @@
 sysrc frr_vtysh_boot="YES" \
   frr_enable="YES" \
-  frr_daemons="zebra ospfd ospf6d" \
+  frr_daemons="zebra staticd ospfd ospf6d" \
   watchfrr_flags=" -d -r /usr/sbin/servicebBfrrbBrestartbB%s -s /usr/sbin/servicebBfrrbBstartbB%s -k /usr/sbin/servicebBfrrbBstopbB%s -b bB -t 30 zebra ospfd ospf6d" \
   watchfrr_enable="YES"
@@ Line 223: / Line 214: @@
 frr defaults traditional
 hostname R2
+!
+ip route 10.0.0.0/16 10.0.34.4
+ipv6 route 2001:db8::/32 2001:db8:231::4
 !
 interface igb0
@@ Line 240: / Line 234: @@
 router ospf
  ospf router-id 2.2.2.2
+ redistribute static
  network 10.0.34.0/24 area 0
  network 10.0.231.0/24 area 0
@@ Line 246: / Line 241: @@
 !
 router ospf6
+ redistribute static
 exit
 !
@@ Line 257: / Line 253: @@
 On R1:
 <code>
-[root@router1]~# vtysh
+root@R1:~ # vtysh
+Hello, this is FRRouting (version 8.4.1).
-Hello, this is FRRouting (version 7.4).
 Copyright 1996-2005 Kunihiro Ishiguro, et al.
-router1# sh ip route 10.0.24.0/24
+R1# sh ip route 10.0.0.0
-Routing entry for 10.0.24.0/24
+Routing entry for 10.0.0.0/16
   Known via "ospf", distance 110, metric 20, best
-  Last update 00:06:39 ago
+  Last update 00:02:26 ago
-  * 10.0.112.2, via igb1, weight 1
+  * 10.0.231.3, via igb1, weight 1
-  * 10.0.212.2, via igb2, weight 1
+  * 10.0.232.3, via igb2, weight 1
-route1# sh ipv6 route 2001:db8:24::/64
+R1# sh ipv6 route 2001:db8::
-Routing entry for 2001:db8:24::/64
+Routing entry for 2001:db8::/32
   Known via "ospf6", distance 110, metric 20, best
-  Last update 00:02:42 ago
+  Last update 00:02:39 ago
   * fe80::20d:b9ff:fe45:7ad5, via igb1, weight 1
   * fe80::20d:b9ff:fe45:7ad6, via igb2, weight 1
-router1# exit
-[root@router1]~# netstat -rn4 | grep 10.0.24.0/24
-.0.24.0/24       10.0.212.2         UG1        igb2
-.0.24.0/24       10.0.112.2         UG1        igb1
-[root@router1]~# netstat -rn6 | grep 2001:db8:24::/64
-:db8:24::/64                  fe80::20d:b9ff:fe45:7ad6%igb2 UG1        igb2
-:db8:24::/64                  fe80::20d:b9ff:fe45:7ad5%igb1 UG1        igb1
 </code>