設定例 　>　IPsec負荷分散+冗長設定
設定例



1．F1000×1台、F100（PPPoEとEWANの2回線）でIPsec負荷分散を行う 　



F1000側 192.168.3.1
F100側 172.16.0.1
回線1 PPPoE１
回線2 EWAN2


＜コマンド操作＞

FITELnet-F1000の設定　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　この設定を適用したい方は 
!
!
! LAN側IPアドレスを設定します。
!
Router> enable
Enter password: super ←パスワードを入力します。（実際は表示されない）

Router#
Router# configure terminal
Router(config)#
Router(config)# interface lan 1
Router(config-if lan 1)#
Router(config-if lan 1)# ip address 192.168.3.1 255.255.255.0
Router(config-if lan 1)# exit
!
!
! PPPoE1インタフェース設定モードに移行します。
!
Router(config)# interface pppoe 1
Router(config-if pppoe 1)#
!
! 
! PPPoEの各種設定をします。
!
Router(config-if pppoe 1)# ip nat inside source list 1 interface
Router(config-if pppoe 1)# pppoe server A-Provider
Router(config-if pppoe 1)# pppoe account user@xxxx.ne.jp secret
Router(config-if pppoe 1)# pppoe type host
Router(config-if pppoe 1)# ip address 192.52.150.101
Router(config-if pppoe 1)# ip nat inside source list 1 interface
Router(config-if pppoe 1)# crypto map MultiPath_1
Router(config-if pppoe 1)# exit
!
!
! ewan 2インタフェース設定モードに移行します。
!
Router(config)# interface ewan 2
Router(config-if ewan 2)#
!
!
! 負荷分散用の設定をします。
!
Router(config-if pppoe 5)# crypto map MultiPath_2
Router(config-if pppoe 5)# ip address 192.168.1.254 255.255.255.0
Router(config-if pppoe 5)# exit
!
!
! access-listを登録します。
!
Router(config)# access-list 1 permit any
!
!
! デフォルトルートを設定します。
!
Router(config)# ip route 192.168.100.254 255.255.255.255 192.168.1.1
!
!
! 暗号化を使用する設定します。
!
Router(config)# vpn enable
Router(config)# vpnlog enable
Router(config)# ipsec access-list 10 ipsec ip 192.168.3.0 0.0.0.255 172.16.0.0 0.0.255.255
Router(config)# ipsec access-list 64 bypass ip any any
Router(config)# crypto isakmp policy 1
Router(config-isakmp)# authentication prekey
Router(config-isakmp)# key ascii furukawa
Router(config-isakmp)# peer-identity host kyoten1
Router(config-isakmp)# keepalive-icmp peer-address 172.16.0.1
Router(config-isakmp)# keepalive-icmp source-interface lan 1
Router(config-isakmp)# keepalive-icmp multi-path interface pppoe 1
Router(config-isakmp)# keepalive icmp always-send
Router(config-isakmp)# exit
Router(config)# crypto isakmp policy 2
Router(config-isakmp)# authentication prekey
Router(config-isakmp)# key ascii furukawa
Router(config-isakmp)# negotiation-mode main
Router(config-isakmp)# peer-identity address 192.168.100.254
Router(config-isakmp)# keepalive-icmp peer-address 172.16.0.1
Router(config-isakmp)# keepalive-icmp source-interface lan 1
Router(config-isakmp)# keepalive-icmp multi-path address 192.168.1.1
Router(config-isakmp)# keepalive icmp always-send
Router(config-isakmp)# exit

Router(config)#crypto map MultiPath_1 1
Router(config-crypto-map)# match address 10 multi-path
Router(config-crypto-map)# set peer address host kyoten1
Router(config-crypto-map)# sa-up route interface pppoe 1
Router(config-crypto-map)# exit
Router(config)#crypto map MultiPath_2 2
Router(config-crypto-map)# match address 10 multi-path
Router(config-crypto-map)# set peer address 192.168.100.254
Router(config-crypto-map)# sa-up route address 192.168.1.1
Router(config-crypto-map)# exit
Router(config)# crypto security-association
Router(config-crypto-sa)# tunnel-route interface pppoe 1
Router(config-crypto-sa)# exit
Router(config)# end
Router# save SIDE-A.cfg
% saving working-config
% finished saving



FITELnet-F100の設定　
ip route 192.52.150.101 255.255.255.255 pppoe 1
ip route 192.168.1.254 255.255.255.255 192.168.100.1
!
access-list 1 permit 172.16.0.0 0.0.255.255
!
vpn enable
vpnlog enable
!
ipsec access-list 10 ipsec ip 172.16.0.0 0.0.255.255 192.168.3.0 0.0.0.255
ipsec access-list 64 bypass ip any any
!
service dhcp-server
!
ip dhcp pool lan1
 default-router 0.0.0.0
exit
interface ewan 2
 crypto map MultiPath_2
 ip address 192.168.100.254 255.255.255.0
exit
interface lan 1
 ip address 172.16.0.1 255.255.0.0
exit
interface pppoe 1
 crypto map MultiPath_1
 ip nat inside source list 1 interface
 pppoe server testp
 pppoe account abc@furukawa.co.jp abc
 pppoe type host
 pppoe ncp both
 pppoe auth-accept auto
exit
!
crypto isakmp policy 1
 authentication prekey
 key ascii furukawa
 negotiation-mode aggressive
 my-identity kyoten1
 peer-identity address 192.52.150.101
 keepalive-icmp peer-address 192.168.3.1
 keepalive-icmp source-interface lan 1
 keepalive-icmp multi-path interface pppoe 1
 keepalive icmp always-send
exit
crypto isakmp policy 2
 authentication prekey
 key ascii furukawa
 negotiation-mode main
 peer-identity address 192.168.1.254
 keepalive-icmp peer-address 192.168.3.1
 keepalive-icmp source-interface lan 1
 keepalive-icmp multi-path address 192.168.100.1
 keepalive icmp always-send
exit
crypto map MultiPath_1 1
 match address 10 multi-path
 set peer address 192.52.150.101
 set security-association always-up
 sa-up route interface pppoe 1
exit
crypto map MultiPath_2 2
 match address 10 multi-path
 set peer address 192.168.1.254
 set security-association always-up
 sa-up route address 192.168.100.1
exit
!
end



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