Cisco Systems request help with VPN cryptomap debug

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Subject Author Date
request help with VPN cryptomap debug cisco 04-03-07
Posted by cisco on April 3, 2007, 2:15 pm
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Not sure what's going wrong here, but I can't route traffic over
site-to-site VPN.

I have cisco client VPNs set up on both routers, as well as the site-to-site
VPN connecting the two routers. Are they conflicting?

PIX A config:
Building configuration...: Saved:PIX Version 6.3(3)access-list a deny icmp
any any access-list a permit tcp pixB.external.IP 255.255.255.248 any eq
25025 access-list a permit ip 10.1.1.0 255.255.255.0 any access-list 101
permit ip 192.168.0.0 255.255.255.0 10.10.10.0 255.255.255.0 access-list
split permit ip 10.1.1.0 255.255.255.0 any access-list inside_nat0_outbound
permit ip 192.168.0.0 255.255.255.0 192.168.1.0 255.255.255.0 access-list
inside_nat0_outbound permit ip 192.168.0.0 255.255.255.0 10.0.1.0
255.255.255.0 access-list inside_nat0_outbound permit ip 192.168.0.0
255.255.255.0 10.10.2.0 255.255.255.224 access-list crypto30 permit ip
pixA.external.IP 255.255.255.0 192.168.1.0 255.255.255.0 access-list
vpn2_splitTunnelAcl permit ip 192.168.0.0 255.255.255.0 any access-list
outside_cryptomap_dyn_20 permit ip any 10.0.1.0 255.255.255.0 ip address
outside pixA.external.IP 255.255.255.248 pppoe setrouteip address inside
192.168.0.254 255.255.255.0ip audit info action alarmip audit attack action
alarmip local pool vpnpool 10.10.10.1-10.10.10.254global (outside) 1
interfacenat (inside) 0 access-list inside_nat0_outboundnat (inside) 1
0.0.0.0 0.0.0.0 0 0access-group a in interface outsidecrypto ipsec
transform-set strong esp-3des esp-sha-hmac crypto ipsec transform-set
ESP-3DES-MD5 esp-3des esp-md5-hmac crypto dynamic-map outside_dyn_map 20
match address outside_cryptomap_dyn_20crypto dynamic-map outside_dyn_map 20
set transform-set ESP-3DES-MD5crypto map toPixB 30 ipsec-isakmpcrypto map
toPixB 30 set peer pixB.external.IPcrypto map toPixB 30 set transform-set
strong! Incompletecrypto map toPixB 65535 ipsec-isakmp dynamic
outside_dyn_mapcrypto map toPixB interface outsideisakmp enable
outsideisakmp key ******** address pixB.outside.IP netmask 255.255.255.255
isakmp policy 9 authentication rsa-sigisakmp policy 9 encryption desisakmp
policy 9 hash shaisakmp policy 9 group 1isakmp policy 9 lifetime 86400isakmp
policy 12 authentication pre-shareisakmp policy 12 encryption 3desisakmp
policy 12 hash shaisakmp policy 12 group 1isakmp policy 12 lifetime
86400isakmp policy 32 authentication pre-shareisakmp policy 32 encryption
3desisakmp policy 32 hash md5isakmp policy 32 group 2isakmp policy 32
lifetime 86400vpngroup vpn2 address-pool vpnPoolvpngroup vpn2 split-tunnel
vpn2_splitTunnelAclvpngroup vpn2 idle-time 1800vpngroup vpn2 password
********PixB config:
access-list outside_access_in permit tcp any object-group webservices_ref
object-group webservers
access-list inside_access_in permit ip any any
access-list inside_outbound_nat0_acl permit ip host 192.168.1.6 192.168.4.0
255.255.255.0
access-list inside_outbound_nat0_acl permit ip host 192.168.1.10 192.168.4.0
255.255.255.0
access-list inside_outbound_nat0_acl permit ip any 192.168.10.32
255.255.255.224
access-list crypto50 permit ip pixB.outside.IP 255.255.255.0 192.168.0.0
255.255.255.0
access-list oui-remote_splitTunnelAcl permit ip host 192.168.1.6 any
access-list oui-remote_splitTunnelAcl permit ip host 192.168.1.10 any
access-list outside_cryptomap_dyn_20 permit ip any 192.168.4.0 255.255.255.0


crypto ipsec transform-set strong esp-3des esp-sha-hmac
crypto ipsec transform-set ESP-3DES-MD5 esp-3des esp-md5-hmac
crypto dynamic-map outside_dyn_map_1 20 match address
outside_cryptomap_dyn_20
crypto dynamic-map outside_dyn_map_1 20 set transform-set ESP-3DES-MD5
crypto map outside_map 65535 ipsec-isakmp dynamic outside_dyn_map
crypto map toPixA 50 ipsec-isakmp
crypto map toPixA 50 match address crypto50
crypto map toPixA 50 set peer pixA.outside.IP
crypto map toPixA 50 set transform-set strong
crypto map toPixA 65535 ipsec-isakmp dynamic outside_dyn_map_1
crypto map toPixA interface outside
isakmp enable outside
isakmp key ******** address pixA.outside.IP netmask 255.255.255.255
isakmp policy 8 authentication rsa-sig
isakmp policy 8 encryption des
isakmp policy 8 hash sha
isakmp policy 8 group 1
isakmp policy 8 lifetime 86400
isakmp policy 25 authentication pre-share
isakmp policy 25 encryption 3des
isakmp policy 25 hash sha
isakmp policy 25 group 1
isakmp policy 25 lifetime 86400
isakmp policy 45 authentication pre-share
isakmp policy 45 encryption 3des
isakmp policy 45 hash md5
isakmp policy 45 group 2
isakmp policy 45 lifetime 86400

If I try to ping from pixB to pixA, I see this debug info on pixA:

crypto_isakmp_process_block:src:pixB.outside.IP, dest:pixA.outside.IP
spt:500 dpt:500
OAK_QM exchange
oakley_process_quick_mode:
OAK_QM_IDLE
ISAKMP (0): processing SA payload. message ID = 1460458007

ISAKMP : Checking IPSec proposal 1

ISAKMP: transform 1, ESP_3DES
ISAKMP: attributes in transform:
ISAKMP: encaps is 1
ISAKMP: SA life type in seconds
ISAKMP: SA life duration (basic) of 28800
ISAKMP: SA life type in kilobytes
ISAKMP: SA life duration (VPI) of 0x0 0x46 0x50 0x0
ISAKMP: authenticator is HMAC-SHA
ISAKMP (0): atts are acceptable.
ISAKMP: IPSec policy invalidated proposal
ISAKMP (0): SA not acceptable!
ISAKMP (0): sending NOTIFY message 14 protocol 3
return status is IKMP_ERR_NO_RETRANS

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