documentation:examples:ecmp
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documentation:examples:ecmp [2020/09/21 13:05] – [Testing Load balancing] olivier | documentation:examples:ecmp [2020/09/21 13:13] – [Testing Load balancing] olivier | ||
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===== Static routing setup ===== | ===== Static routing setup ===== | ||
- | ==== VM 1 (client) | + | ==== Client |
- | VM1 is configured as a simple host with multiples aliases: | + | A simple host with multiples aliases: |
< | < | ||
- | sysrc hostname=VM1 \ | + | sysrc hostname=client |
gateway_enable=NO \ | gateway_enable=NO \ | ||
ipv6_gateway_enable=NO \ | ipv6_gateway_enable=NO \ | ||
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</ | </ | ||
- | ==== VM 2 (ECMP router) ==== | + | ==== R1 (ECMP router) ==== |
- | VM 2 is a router with ECMP: 2 static routes toward the same destination but using 2 different next-hop. | + | R1 is a router with ECMP: 2 static routes toward the same destination but using 2 different next-hop. |
< | < | ||
- | sysrc hostname=VM2 \ | + | sysrc hostname=R1 \ |
gateway_enable=YES \ | gateway_enable=YES \ | ||
ipv6_gateway_enable=YES \ | ipv6_gateway_enable=YES \ | ||
Line 79: | Line 79: | ||
< | < | ||
- | [root@VM2]~# # netstat -rn4 | grep 10.0.0.0/16 | + | [root@R1]~# # netstat -rn4 | grep 10.0.0.0/16 |
10.0.0.0/ | 10.0.0.0/ | ||
10.0.0.0/ | 10.0.0.0/ | ||
- | [root@VM2]~# route -n get 10.0.0.0/16 | + | [root@R1]~# route -n get 10.0.0.0/16 |
route to: 10.0.0.0 | route to: 10.0.0.0 | ||
destination: | destination: | ||
Line 94: | Line 94: | ||
| | ||
- | [root@VM2]~# netstat -4onW | + | [root@R1]~# netstat -4onW |
Nexthop data | Nexthop data | ||
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9 v4/gw 10.0.212.1 | 9 v4/gw 10.0.212.1 | ||
| | ||
- | [root@VM2]~# netstat -rn6 | grep 2001: | + | [root@R1]~# netstat -rn6 | grep 2001: |
2001: | 2001: | ||
2001: | 2001: | ||
| | ||
- | [root@VM2]~# route -n6 get 2001: | + | [root@R1]~# route -n6 get 2001: |
route to: 2001:db8:: | route to: 2001:db8:: | ||
destination: | destination: | ||
Line 124: | Line 124: | ||
| | ||
- | [root@VM2]~# netstat -6onW | + | [root@R1]~# netstat -6onW |
Nexthop data | Nexthop data | ||
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Look like this router will prefer igb1 for inet4 and igb2 for inet6. | Look like this router will prefer igb1 for inet4 and igb2 for inet6. | ||
- | ==== VM 5 (ECMP router) ==== | + | ==== R5 (ECMP router) ==== |
- | VM 5 is like VM 2, a router with ECMP: 2 static routing toward the same destination but using 2 different next-hop.. | + | R5 is like R2, a router with ECMP: 2 static routing toward the same destination but using 2 different next-hop.. |
< | < | ||
- | sysrc hostname=VM5 \ | + | sysrc hostname=R2 \ |
gateway_enable=YES \ | gateway_enable=YES \ | ||
ipv6_gateway_enable=YES \ | ipv6_gateway_enable=YES \ | ||
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Look like this router will prefer to use igb2 for inet4 and igb1 for inet6. | Look like this router will prefer to use igb2 for inet4 and igb1 for inet6. | ||
- | ==== VM 6 (server) | + | ==== Server |
- | VM 6, like VM 1 is configured as a simple host with multiple aliases: | + | A simple host with multiple aliases: |
< | < | ||
- | sysrc hostname=VM6 \ | + | sysrc hostname=server |
gateway_enable=NO \ | gateway_enable=NO \ | ||
ipv6_gateway_enable=NO \ | ipv6_gateway_enable=NO \ | ||
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^ Source ^ Destination ^ Ongoing path selected by R1 ^ Returning path selected by R2^ | ^ Source ^ Destination ^ Ongoing path selected by R1 ^ Returning path selected by R2^ | ||
| 10.0.31.3 | 10.0.24.4 | igb1 | igb2 | | | 10.0.31.3 | 10.0.24.4 | igb1 | igb2 | | ||
- | | 10.0.31.13 | 10.0.24.14 | igb1 | igb1 | | + | | 10.0.31.3 | 10.0.24.14 |
+ | | 10.0.31.13 | 10.0.24.14 | igb2 | igb1 | | ||
| 10.0.31.23 | 10.0.24.24 | igb1 | igb2 | | | 10.0.31.23 | 10.0.24.24 | igb1 | igb2 | | ||
- | | 10.0.31.33 | 10.0.24.34 | igb1 | igb2 | | + | | 10.0.31.33 | 10.0.24.34 | igb2 | igb2 | |
- | | 10.0.31.43 | 10.0.24.44 | igb1 | igb1 | | + | |
| 10.0.31.43 | 10.0.24.44 | igb1 | igb2 | | | 10.0.31.43 | 10.0.24.44 | igb1 | igb2 | | ||
+ | | 10.0.31.53 | 10.0.24.54 | igb1 | igb1 | | ||
| 2001: | | 2001: | ||
| 2001: | | 2001: |
documentation/examples/ecmp.txt · Last modified: 2024/03/28 23:19 by olivier