Site- to- site vpn IPsec SA proposals unacceptable | VPNHey. I'm trying to set up a site- to- site vpn between a cisco 8. IOS 1. 2. 4) and asa 5. The router conf: crypto isakmp policy 1 authentication pre- share encr 3des hash sha group 2 lifetime 8.
Hey. I'm trying to set up a site-to-site vpn between a cisco 871 router(IOS 12.4) and asa 5550 8.4. The router conf: crypto isakmp policy 1. authentication pre-share. encr 3des. hash sha. group 2. lifetime 86400. exit. crypto. About this Guide; Configuring Site to Site and Client VPN. Configuring IPSec and ISAKMP; Configuring L2TP over IPSec; Setting General VPN Parameters; Configuring Tunnel Groups, Group Policies, and Users; Configuring IP. This article serves as an extension to our popular Cisco VPN topics covered here on Firewall.cx. While we’ve covered Site to Site IPSec VPN Tunnel Between Cisco Routers (using static public IP addresses), we will now take a.
- Hello! This could be 2 or 3 things: 1. You have tunnels with the same VPN traffic (the ASA drops the packets because it has two flows to the same destination.) Solution: Double check the VPN traffic and mask used.
- Configuring Site to Site IPSec VPN Tunnel Between Cisco Routers. Written by Administrator. Posted in Cisco Routers - Configuring Cisco Routers.
ASA- IPSEC esp- sha- hmac esp- des mode tunnel exitip access- list extended SDM_2 permit ip remote_lan 0. SDM_CMAP_1 2 ipsec- isakmp set transform- set ASA- IPSEC set peer router_external_ip match address SDM_2and ASA conf: object network local_lan subnet local_lan 2. ESP- AES- 1. 28- SHA esp- aes esp- sha- hmaccrypto ipsec ikev. ESP- AES- 1. 28- MD5 esp- aes esp- md. ESP- AES- 1. 92- SHA esp- aes- 1.
ESP- AES- 1. 92- MD5 esp- aes- 1. ESP- AES- 2. 56- SHA esp- aes- 2. ESP- AES- 2. 56- MD5 esp- aes- 2.
ESP- 3. DES- SHA esp- 3des esp- sha- hmaccrypto ipsec ikev. ESP- 3. DES- MD5 esp- 3des esp- md. ESP- DES- SHA esp- des esp- sha- hmaccrypto ipsec ikev. ESP- DES- MD5 esp- des esp- md.
ESP- 3. DES- SHAcrypto map outside_map 1 set security- association lifetime seconds 8. Group. Policy_remote_ip internalgroup- policy Group. Policy_remote_ip attributes ipv. Group. Policy_remote_iptunnel- group remote_ip ipsec- attributes ikev. ASA: sh crypto isakmp sa. There are no IKEv. SAs. There are no IKEv.
SAsgw# sh crypto ipsec sa. There are no ipsec sas.
If i try to test the tunnel from the routers end, i get entries in the ASA log: 5|Jun 3. IP = remote_ip, Received encrypted packet with no matching SA, dropping. Jun 3. 0 2. 01. 1|1. Group = remote_ip, Username = remote_ip, IP =remote_ip, Session disconnected.
Session Type: LAN- to- LAN, Duration: 0h: 0. Bytes xmt: 0, Bytes rcv: 0, Reason: Phase 2 Mismatch. Jun 3. 0 2. 01. 1|1. Delete IP- User mapping remote_ip- LOCAL\remote_ip Failed - VPN user logout.
Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = remote_ip, Session is being torn down.
Reason: Phase 2 Mismatch. Jun 3. 0 2. 01. 1|1. IP = remote_ip, IKE_DECODE SENDING Message (msgid=9.
HDR + HASH (8) + DELETE (1. NONE (0) total length : 8. Jun 3. 0 2. 01. 1|1.
Group = remote_ip, IP = remote_ip, constructing qm hash payload. Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = remote_ip, constructing IKE delete payload. Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = remote_ip, constructing blank hash payload.
Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = remote_ip, sending delete/delete with reason message.
Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = remote_ip, IKE SA MM: 3bba. Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = remote_ip, IKE SA MM: 3bba. Terminate: state MM_ACTIVE flags 0x. Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = 2.
Removing peer from correlator table failed, no match! Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = 2. Jun 3. 0 2. 01. 1|1.
Group = remote_ip, IP = 2. IKE QM Responder FSM error history (struct & 0x. QM_DONE, EV_ERROR- -> QM_BLD_MSG2, EV_NEGO_SA- -> QM_BLD_MSG2, EV_IS_REKEY- -> QM_BLD_MSG2, EV_CONFIRM_SA- -> QM_BLD_MSG2, EV_PROC_MSG- -> QM_BLD_MSG2, EV_HASH_OK- -> QM_BLD_MSG2, Null. Event- -> QM_BLD_MSG2, EV_COMP_HASH3|Jun 3. Group = remote_ip, IP = remote_ip, QM FSM error (P2 struct & 0x.
Jun 3. 0 2. 01. 1|1. IP = remote_ip, IKE_DECODE SENDING Message (msgid=3. HDR + HASH (8) + NOTIFY (1. NONE (0) total length : 8.
Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = remote_ip, constructing qm hash payload. Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = remote_ip, constructing ipsec notify payload for msg id c.
Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = remote_ip, constructing blank hash payload. Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = remote_ip, sending notify message. Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = remote_ip, All IPSec SA proposals found unacceptable! Jun 3. 0 2. 01. 1|1.
Group = remote_ip, IP = remote_ip, processing IPSec SA payload. Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = remote_ip, IKE Remote Peer configured for crypto map: outside_map. Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = remote_ip, Static Crypto Map check, map outside_map, seq = 1 is a successful match.
Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = remote_ip, Static Crypto Map check, checking map = outside_map, seq = 1..
Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = remote_ip, QM Is. Rekeyed old sa not found by addr.
Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = remote_ip, Received local IP Proxy Subnet data in ID Payload: Address local_lan, Mask 2. Protocol 0, Port 0. Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = remote_ip, ID_IPV4_ADDR_SUBNET ID received- -local_lan- -2. Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = remote_ip, processing ID payload.
Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = remote_ip, Received remote IP Proxy Subnet data in ID Payload: Address remote_lan, Mask 2. Protocol 0, Port 0. Jun 3. 0 2. 01. 1|1.
Group = remote_ip, IP = remote_ip, ID_IPV4_ADDR_SUBNET ID received- -remote_lan- -2. Jun 3. 0 2. 01. 1|1.
Group = remote_ip, IP = remote_ip, processing ID payload. Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = remote_ip, processing nonce payload. Jun 3. 0 2. 01. 1|1.
Group = remote_ip, IP = remote_ip, processing SA payload. Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = remote_ip, processing hash payload. Jun 3. 0 2. 01. 1|1. IP = remote_ip, IKE_DECODE RECEIVED Message (msgid=c. HDR + HASH (8) + SA (1) + NONCE (1.
ID (5) + ID (5) + NONE (0) total length : 1. Jun 3. 0 2. 01. 1|1. IP = remote_ip, IKE Responder starting QM: msg id = c. Jun 3. 0 2. 01. 1|1.
Add IP- User mapping remote_ip - LOCAL\remote_ip Succeeded - VPN user. Jun 3. 0 2. 01. 1|1. Group = remote_ip, IP = remote_ip, Starting P1 rekey timer: 6. Jun 3. 0 2. 01. 1|1. IP = remote_ip, Keep- alive type for this connection: DPD5|Jun 3. Group = remote_ip, IP = remote_ip, PHASE 1 COMPLETEDAny ideas?