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Cisco ASA 5505 - 5512 series: S2S VPN Tunnel setup guide
I need to build S2S tunnels on 4 ASAs of different models and IOS versions. Is there a sure-fire guide out there that includes troubleshooting tips?
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Cisco PIX is a dedicated hardware firewall appliance; the Cisco Adaptive Security Appliance (ASA) is a firewall and anti-malware security appliance that provides unified threat management and protection the PIX does not. Other Cisco devices and systems include routers, switches, storage networking, wireless and the software and hardware for PIX Firewall Manager (PFM), PIX Device Manager (PDM) and Adaptive Security Device Manager (ASDM).
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Additionally, I've lost remote VPN Cisco IPSEC client access to the firewall HH50, below.
Below are the two san-o-tized configs. (The public IPs are fake.) All suggestions welcome.
: Saved
:
ASA Version 8.4(5)
!
hostname HH70
enable password encrypted
passwd encrypted
names
!
interface Ethernet0/0
switchport access vlan 2
speed 100
duplex full
!
interface Ethernet0/1
!
interface Ethernet0/2
!
interface Ethernet0/3
!
interface Ethernet0/4
!
interface Ethernet0/5
!
interface Ethernet0/6
!
interface Ethernet0/7
!
interface Vlan1
nameif inside
security-level 100
ip address 192.168.64.1 255.255.255.0
!
interface Vlan2
nameif outside
security-level 0
ip address 20.90.200.50 255.255.255.248
!
boot system disk0:/asa845-k8.bin
ftp mode passive
clock timezone EST -5
clock summer-time EDT recurring
object network obj-192.168.12.0
subnet 192.168.12.0 255.255.255.0
object network obj-192.168.39.0
subnet 192.168.39.0 255.255.255.0
object network obj_any
subnet 0.0.0.0 0.0.0.0
object network obj-192.168.64.0
subnet 192.168.64.0 255.255.255.0
object network cam-server
host 192.168.64.241
object network cam-server-Priv
host 192.168.64.241
object service 8200-8203
service tcp source range 8200 8203
object network cam-server-Public
host 20.90.200.50
object network HH70-SN
subnet 192.168.64.0 255.255.255.0
object network HH50-SN
subnet 192.168.24.0 255.255.255.0
object-group network security-system
network-object 69.74.140.224 255.255.255.224
network-object 65.244.124.224 255.255.255.240
network-object 65.51.17.0 255.255.255.0
object-group network alarm-system
network-object host 20.90.200.50
object-group service security-protocol tcp
port-object range 2001 2002
object-group service cam-protocol tcp
port-object range 8200 8203
object-group network cam-system
network-object 65.51.17.0 255.255.255.0
object-group network cam-sys
network-object host 20.90.200.50
access-list no-nat extended permit ip 192.168.64.0 255.255.255.0 192.168.39.0 255.255.255.0
access-list split-tunnel extended permit ip 192.168.64.0 255.255.255.0 192.168.39.0 255.255.255.0
access-list outside_access_in extended permit icmp any any echo-reply
access-list outside_access_in extended permit tcp any interface outside eq 2001
access-list outside_access_in extended permit tcp any interface outside eq 2002
access-list outside_access_in extended permit tcp any interface outside eq 8200
access-list outside_access_in extended permit tcp any object-group cam-protocol object-group cam-sys
access-list outside_access_in extended permit tcp any object cam-server-Priv range 8200 8203
access-list VPN-INTERESTING-TRAFFIC extended permit ip object HH70-SN object HH50-SN
pager lines 24
logging asdm informational
mtu inside 1500
mtu outside 1500
ip local pool VPNPool 192.168.39.100-192.168.39.
icmp unreachable rate-limit 1 burst-size 1
no asdm history enable
arp timeout 14400
no arp permit-nonconnected
nat (inside,any) source static obj-192.168.12.0 obj-192.168.12.0 destination static obj-192.168.39.0 obj-192.168.39.0 no-proxy-arp route-lookup
nat (inside,any) source static obj-192.168.64.0 obj-192.168.64.0 destination static obj-192.168.39.0 obj-192.168.39.0 no-proxy-arp route-lookup
nat (inside,outside) source static cam-server-Priv interface service 8200-8203 8200-8203
nat (inside,outside) source static HH70-SN HH70-SN destination static HH50-SN HH50-SN no-proxy-arp route-lookup
!
object network obj_any
nat (inside,outside) dynamic interface
object network cam-server
nat (inside,outside) static interface service tcp 8200 8200
access-group outside_access_in in interface outside
route outside 0.0.0.0 0.0.0.0 20.90.200.40 1
timeout xlate 3:00:00
timeout pat-xlate 0:00:30
timeout conn 1:00:00 half-closed 0:10:00 udp 0:02:00 icmp 0:00:02
timeout sunrpc 0:10:00 h323 0:05:00 h225 1:00:00 mgcp 0:05:00 mgcp-pat 0:05:00
timeout sip 0:30:00 sip_media 0:02:00 sip-invite 0:03:00 sip-disconnect 0:02:00
timeout sip-provisional-media 0:02:00 uauth 0:05:00 absolute
timeout tcp-proxy-reassembly 0:01:00
timeout floating-conn 0:00:00
dynamic-access-policy-reco
user-identity default-domain LOCAL
aaa authentication ssh console LOCAL
http server enable
http 192.168.1.0 255.255.255.0 inside
http 192.168.12.0 255.255.255.0 inside
http 192.168.39.0 255.255.255.0 inside
http 192.168.64.0 255.255.255.0 inside
no snmp-server location
no snmp-server contact
snmp-server enable traps snmp authentication linkup linkdown coldstart
crypto ipsec ikev1 transform-set ESP-AES-256-MD5 esp-aes-256 esp-md5-hmac
crypto ipsec ikev1 transform-set ESP-DES-SHA esp-des esp-sha-hmac
crypto ipsec ikev1 transform-set ESP-DES-MD5 esp-des esp-md5-hmac
crypto ipsec ikev1 transform-set ESP-AES-192-MD5 esp-aes-192 esp-md5-hmac
crypto ipsec ikev1 transform-set ESP-3DES-MD5 esp-3des esp-md5-hmac
crypto ipsec ikev1 transform-set ESP-AES-256-SHA esp-aes-256 esp-sha-hmac
crypto ipsec ikev1 transform-set ESP-AES-128-SHA esp-aes esp-sha-hmac
crypto ipsec ikev1 transform-set ESP-AES-192-SHA esp-aes-192 esp-sha-hmac
crypto ipsec ikev1 transform-set ESP-AES-128-MD5 esp-aes esp-md5-hmac
crypto ipsec ikev1 transform-set ESP-3DES-SHA esp-3des esp-sha-hmac
crypto dynamic-map SYSTEM_DEFAULT_CRYPTO_MAP 65535 set ikev1 transform-set ESP-AES-128-SHA ESP-AES-128-MD5 ESP-AES-192-SHA ESP-AES-192-MD5 ESP-AES-256-SHA ESP-AES-256-MD5 ESP-3DES-SHA ESP-3DES-MD5 ESP-DES-SHA ESP-DES-MD5
crypto map outside_map 1 match address VPN-INTERESTING-TRAFFIC
crypto map outside_map 1 set pfs
crypto map outside_map 1 set peer 20.90.100.100
crypto map outside_map 1 set ikev1 transform-set ESP-3DES-SHA
crypto map outside_map 65535 ipsec-isakmp dynamic SYSTEM_DEFAULT_CRYPTO_MAP
crypto map outside_map interface outside
crypto ikev1 enable outside
crypto ikev1 policy 10
authentication pre-share
encryption aes-256
hash sha
group 2
lifetime 86400
crypto ikev1 policy 20
authentication rsa-sig
encryption aes-256
hash sha
group 2
lifetime 86400
crypto ikev1 policy 40
authentication crack
encryption aes-192
hash sha
group 2
lifetime 86400
crypto ikev1 policy 50
authentication rsa-sig
encryption aes-192
hash sha
group 2
lifetime 86400
crypto ikev1 policy 60
authentication pre-share
encryption aes-192
hash sha
group 2
lifetime 86400
crypto ikev1 policy 70
authentication crack
encryption aes
hash sha
group 2
lifetime 86400
crypto ikev1 policy 80
authentication rsa-sig
encryption aes
hash sha
group 2
lifetime 86400
crypto ikev1 policy 90
authentication pre-share
encryption aes
hash sha
group 2
lifetime 86400
crypto ikev1 policy 100
authentication crack
encryption 3des
hash sha
group 2
lifetime 86400
crypto ikev1 policy 110
authentication rsa-sig
encryption 3des
hash sha
group 2
lifetime 86400
crypto ikev1 policy 120
authentication pre-share
encryption 3des
hash sha
group 2
lifetime 86400
crypto ikev1 policy 130
authentication crack
encryption des
hash sha
group 2
lifetime 86400
crypto ikev1 policy 140
authentication rsa-sig
encryption des
hash sha
group 2
lifetime 86400
crypto ikev1 policy 150
authentication pre-share
encryption des
hash sha
group 2
lifetime 86400
telnet timeout 5
ssh 192.168.39.0 255.255.255.0 inside
ssh 192.168.12.0 255.255.255.0 inside
ssh 192.168.64.0 255.255.255.0 inside
ssh 0.0.0.0 0.0.0.0 outside
ssh timeout 15
ssh version 2
ssh key-exchange group dh-group1-sha1
console timeout 0
management-access inside
dhcpd auto_config outside
!
dhcpd address 192.168.64.100-192.168.64.
dhcpd dns interface inside
dhcpd enable inside
!
threat-detection basic-threat
threat-detection statistics access-list
no threat-detection statistics tcp-intercept
webvpn
group-policy DfltGrpPolicy attributes
split-tunnel-policy tunnelspecified
split-tunnel-network-list value split-tunnel
username privilege 15
tunnel-group general-attributes
address-pool (outside) VPNPool
tunnel-group ipsec-attributes
ikev1 pre-shared-key *****
tunnel-group 20.90.100.100 type ipsec-l2l
tunnel-group 20.90.100.100 ipsec-attributes
ikev1 pre-shared-key *****
!
class-map inspection_default
match default-inspection-traffic
!
!
policy-map type inspect dns preset_dns_map
parameters
message-length maximum client auto
message-length maximum 512
policy-map global_policy
class inspection_default
inspect dns preset_dns_map
inspect ftp
inspect h323 h225
inspect h323 ras
inspect rsh
inspect rtsp
inspect esmtp
inspect sqlnet
inspect skinny
inspect sunrpc
inspect xdmcp
inspect sip
inspect netbios
inspect tftp
inspect ip-options
!
service-policy global_policy global
prompt hostname context
no call-home reporting anonymous
Cryptochecksum:d08d43859c9
: end
no asdm history enable
**************************
ASA Version 9.1(2)
!
hostname HH50
enable password encrypted
names
ip local pool VPNPool 192.168.199.100-192.168.19
!
interface GigabitEthernet0/0
description Fiber connection
nameif ISP1
security-level 0
ip address 20.90.100.100 255.255.255.248
!
interface GigabitEthernet0/1
nameif ISP2
security-level 0
ip address 255.255.255.252
!
interface GigabitEthernet0/2
description inside
nameif inside
security-level 100
ip address 192.168.24.1 255.255.255.0
!
interface GigabitEthernet0/3
shutdown
no nameif
no security-level
no ip address
!
interface GigabitEthernet0/4
shutdown
no nameif
no security-level
no ip address
!
interface GigabitEthernet0/5
shutdown
no nameif
no security-level
no ip address
!
interface Management0/0
management-only
nameif management
security-level 100
ip address 192.168.1.1 255.255.255.0
!
boot system disk0:/asa912-smp-k8.bin
ftp mode passive
clock timezone EST -5
clock summer-time EDT recurring
object network obj-192.168.24.0
subnet 192.168.24.0 255.255.255.0
object network obj-192.168.199.0
subnet 192.168.199.0 255.255.255.0
object network HH50-SN
subnet 192.168.24.0 255.255.255.0
object network HH70-SN
subnet 192.168.64.0 255.255.255.0
access-list split-tunnel extended permit ip 192.168.24.0 255.255.255.0 192.168.199.0 255.255.255.0
access-list ISP1_access_in extended permit ip object obj-192.168.199.0 any
access-list inside_access_in extended permit ip object obj-192.168.199.0 any
access-list inside_access_in extended permit ip object obj-192.168.24.0 any
access-list VPN-INTERESTING-TRAFFIC extended permit ip object HH50-SN object HH70-SN
pager lines 24
logging asdm informational
mtu ISP1 1500
mtu ISP2 1500
mtu inside 1500
mtu management 1500
icmp unreachable rate-limit 1 burst-size 1
asdm image disk0:/asdm-713.bin
no asdm history enable
arp timeout 14400
no arp permit-nonconnected
nat (inside,ISP1) source static obj-192.168.24.0 obj-192.168.24.0 destination static obj-192.168.199.0 obj-192.168.199.0 route-lookup
nat (inside,ISP1) source static HH50-SN HH50-SN destination static HH70-SN HH70-SN no-proxy-arp route-lookup
!
nat (inside,ISP1) after-auto source dynamic any interface
nat (inside,ISP2) after-auto source dynamic any interface
access-group ISP1_access_in in interface ISP1 control-plane
access-group inside_access_in in interface inside control-plane
route ISP1 0.0.0.0 0.0.0.0 1 track 1
route ISP2 0.0.0.0 0.0.0.0 254
timeout xlate 3:00:00
timeout pat-xlate 0:00:30
timeout conn 1:00:00 half-closed 0:10:00 udp 0:02:00 icmp 0:00:02
timeout sunrpc 0:10:00 h323 0:05:00 h225 1:00:00 mgcp 0:05:00 mgcp-pat 0:05:00
timeout sip 0:30:00 sip_media 0:02:00 sip-invite 0:03:00 sip-disconnect 0:02:00
timeout sip-provisional-media 0:02:00 uauth 0:05:00 absolute
timeout tcp-proxy-reassembly 0:01:00
timeout floating-conn 0:00:00
dynamic-access-policy-reco
user-identity default-domain LOCAL
aaa authentication ssh console LOCAL
http server enable
http 192.168.1.0 255.255.255.0 management
http 192.168.24.0 255.255.255.0 inside
http 192.168.199.0 255.255.255.0 ISP1
http 192.168.199.0 255.255.255.0 inside
http 0.0.0.0 0.0.0.0 ISP1
http 0.0.0.0 0.0.0.0 management
no snmp-server location
no snmp-server contact
snmp-server enable traps snmp authentication linkup linkdown coldstart warmstart
sla monitor 123
type echo protocol ipIcmpEcho 24.97.204.105 interface ISP1
num-packets 3
timeout 3000
frequency 5
sla monitor schedule 123 life forever start-time now
crypto ipsec ikev1 transform-set ESP-AES-256-MD5 esp-aes-256 esp-md5-hmac
crypto ipsec ikev1 transform-set ESP-DES-SHA esp-des esp-sha-hmac
crypto ipsec ikev1 transform-set ESP-DES-MD5 esp-des esp-md5-hmac
crypto ipsec ikev1 transform-set ESP-AES-192-MD5 esp-aes-192 esp-md5-hmac
crypto ipsec ikev1 transform-set ESP-3DES-MD5 esp-3des esp-md5-hmac
crypto ipsec ikev1 transform-set ESP-AES-256-SHA esp-aes-256 esp-sha-hmac
crypto ipsec ikev1 transform-set ESP-AES-128-SHA esp-aes esp-sha-hmac
crypto ipsec ikev1 transform-set ESP-AES-192-SHA esp-aes-192 esp-sha-hmac
crypto ipsec ikev1 transform-set ESP-AES-128-MD5 esp-aes esp-md5-hmac
crypto ipsec ikev1 transform-set ESP-3DES-SHA esp-3des esp-sha-hmac
crypto ipsec security-association pmtu-aging infinite
crypto dynamic-map SYSTEM_DEFAULT_CRYPTO_MAP 65535 set ikev1 transform-set ESP-AES-128-SHA ESP-AES-128-MD5 ESP-AES-192-SHA ESP-AES-192-MD5 ESP-AES-256-SHA ESP-AES-256-MD5 ESP-3DES-SHA ESP-3DES-MD5 ESP-DES-SHA ESP-DES-MD5
crypto map ISP1_map 65535 ipsec-isakmp dynamic SYSTEM_DEFAULT_CRYPTO_MAP
crypto map ISP2_map 65535 ipsec-isakmp dynamic SYSTEM_DEFAULT_CRYPTO_MAP
crypto map ISP2_map interface ISP2
crypto map outside_map 1 match address VPN-INTERESTING-TRAFFIC
crypto map outside_map 1 set pfs
crypto map outside_map 1 set peer 20.90.200.50
crypto map outside_map 1 set ikev1 transform-set ESP-3DES-SHA
crypto map outside_map interface ISP1
crypto ca trustpool policy
crypto ikev1 enable ISP1
crypto ikev1 enable ISP2
crypto ikev1 policy 10
authentication pre-share
encryption aes-256
hash sha
group 2
lifetime 86400
crypto ikev1 policy 20
authentication rsa-sig
encryption aes-256
hash sha
group 2
lifetime 86400
crypto ikev1 policy 40
authentication crack
encryption aes-192
hash sha
group 2
lifetime 86400
crypto ikev1 policy 50
authentication rsa-sig
encryption aes-192
hash sha
group 2
lifetime 86400
crypto ikev1 policy 60
authentication pre-share
encryption aes-192
hash sha
group 2
lifetime 86400
crypto ikev1 policy 70
authentication crack
encryption aes
hash sha
group 2
lifetime 86400
crypto ikev1 policy 80
authentication rsa-sig
encryption aes
hash sha
group 2
lifetime 86400
crypto ikev1 policy 90
authentication pre-share
encryption aes
hash sha
group 2
lifetime 86400
crypto ikev1 policy 100
authentication crack
encryption 3des
hash sha
group 2
lifetime 86400
crypto ikev1 policy 110
authentication rsa-sig
encryption 3des
hash sha
group 2
lifetime 86400
crypto ikev1 policy 120
authentication pre-share
encryption 3des
hash sha
group 2
lifetime 86400
crypto ikev1 policy 130
authentication crack
encryption des
hash sha
group 2
lifetime 86400
crypto ikev1 policy 140
authentication rsa-sig
encryption des
hash sha
group 2
lifetime 86400
crypto ikev1 policy 150
authentication pre-share
encryption des
hash sha
group 2
lifetime 86400
!
track 1 rtr 123 reachability
telnet timeout 5
ssh 0.0.0.0 0.0.0.0 ISP1
ssh 192.168.24.0 255.255.255.0 inside
ssh 192.168.199.0 255.255.255.0 inside
ssh 192.168.1.0 255.255.255.0 management
ssh 0.0.0.0 0.0.0.0 management
ssh timeout 5
ssh version 2
ssh key-exchange group dh-group1-sha1
console timeout 0
management-access inside
dhcpd address 192.168.24.100-192.168.24.
dhcpd dns 24.29.99.35 24.29.99.36 interface inside
dhcpd enable inside
!
dhcpd address 192.168.1.2-192.168.1.254 management
dhcpd enable management
!
threat-detection basic-threat
threat-detection statistics access-list
no threat-detection statistics tcp-intercept
ssl encryption rc4-sha1 aes128-sha1 aes256-sha1 3des-sha1
group-policy DfltGrpPolicy attributes
split-tunnel-policy tunnelspecified
split-tunnel-network-list value split-tunnel
username privilege 15
tunnel-group DefaultRAGroup general-attributes
address-pool (ISP1) VPNPool
tunnel-group DefaultRAGroup ipsec-attributes
ikev1 pre-shared-key *****
tunnel-group 20.90.200.50 type ipsec-l2l
tunnel-group 20.90.200.50 ipsec-attributes
ikev1 pre-shared-key *****
!
class-map inspection_default
match default-inspection-traffic
!
!
policy-map type inspect dns preset_dns_map
parameters
message-length maximum client auto
message-length maximum 512
policy-map global_policy
class inspection_default
inspect dns preset_dns_map
inspect ftp
inspect h323 h225
inspect h323 ras
inspect rsh
inspect rtsp
inspect esmtp
inspect sqlnet
inspect skinny
inspect sunrpc
inspect xdmcp
inspect sip
inspect netbios
inspect tftp
inspect ip-options
!
service-policy global_policy global
prompt hostname context
no call-home reporting anonymous
Cryptochecksum:25777cfa5b6
: end