Hi Dmitry. They sent me some screenshots of their side, but I don't think we can attach images here on the list, so i'll post the urls:
https://i.imgur.com/0UKU8i1.png https://i.imgur.com/UBrdJm0.png https://i.imgur.com/DlGqT0N.png I couldn't find any clue there. If needed I can try asking for a dump of the configuration from the remote site. Thanks for your help! Em sáb., 27 de mar. de 2021 às 10:31, Dmitry Melekhov <d...@belkam.com> escreveu: > > 27.03.2021 00:32, Bruno пишет: > > Hi, > I'm trying to connect to a remote site where they're using a Cisco ASA > 5555, but I'm consistently receiving the error: INVALID_ID_INFORMATION. > Phase 1 seems to be ok, the problem seems to be on phase 2. But I'm pretty > confident there isn't much to change on Libreswan side. > > The admin from the remote site sent me an excerpt from their logs, which > follows below. I don't have much experience with Cisco but the message > "Rejecting IPSec tunnel: no matching crypto map entry for remote proxy" > seems to point to a possible cause of the problem. > I know this is the Libreswan list, not Cisco's, but what I'm hoping to > find is if anyone with enough experience could tell if there are some > special set of settings so the Cisco device would connect to Libreswan, or > if there is something to do with the remote site's "crypto map". > > > There is nothing special here, I run asa 5506 on one side and libreswan on > another and it works, although I have different configuration. > > Looks like configuration problem is on asa side, do you have config? > > > > Another thing I'd like to point out that when starting the connection on > Libreswan, logs roll out like crazy, something like 300 connection attempts > in 10 seconds. > > On my side I'm using Libreswan 3.25, Linux 4.19.80. > > Thanks! > > > ---- Local conf > > conn zebes-tunnel > type=tunnel > authby=secret > left=A.A.A.A > leftid=A.A.A.A > leftsubnet=10.4.218.0/24 > right=B.B.B.B > rightid=B.B.B.B > rightsubnets={192.168.168.151,192.168.168.152,192.168.168.153} > ike=aes256-sha1;modp1536 > ikelifetime=86400s > ikev2=no > esp=aes256-sha1 > salifetime=3600s > pfs=no > auto=start > > > ---- Libreswan logs > > Mar 26 10:26:26.124744: initiating all conns with alias='zebes-tunnel' > Mar 26 10:26:26.160043: "zebes-tunnel/0x3" #2: STATE_MAIN_I2: sent MI2, > expecting MR2 > Mar 26 10:26:26.193605: "zebes-tunnel/0x3" #2: ignoring unknown Vendor ID > payload [e26481be08eae0fded3990cb0fc983cd] > Mar 26 10:26:26.195213: "zebes-tunnel/0x3" #2: STATE_MAIN_I3: sent MI3, > expecting MR3 > Mar 26 10:26:26.227947: | protocol/port in Phase 1 ID Payload is 17/0. > accepted with port_floating NAT-T > Mar 26 10:26:26.227978: "zebes-tunnel/0x3" #2: Peer ID is ID_IPV4_ADDR: > 'B.B.B.B' > Mar 26 10:26:26.228027: "zebes-tunnel/0x3" #2: STATE_MAIN_I4: ISAKMP SA > established {auth=PRESHARED_KEY cipher=aes_256 integ=sha group=MODP1536} > Mar 26 10:26:26.228059: "zebes-tunnel/0x1" #6: initiating Quick Mode > PSK+ENCRYPT+TUNNEL+UP+IKEV1_ALLOW+SAREF_TRACK+IKE_FRAG_ALLOW+ESN_NO {using > isakmp#2 msgid:e90700c1 proposal=AES_CBC_256-HMAC_SHA1_96 pfsgroup=no-pfs} > Mar 26 10:26:26.228085: "zebes-tunnel/0x2" #7: initiating Quick Mode > PSK+ENCRYPT+TUNNEL+UP+IKEV1_ALLOW+SAREF_TRACK+IKE_FRAG_ALLOW+ESN_NO {using > isakmp#2 msgid:f15bb82d proposal=AES_CBC_256-HMAC_SHA1_96 pfsgroup=no-pfs} > Mar 26 10:26:26.228208: "zebes-tunnel/0x3" #8: initiating Quick Mode > PSK+ENCRYPT+TUNNEL+UP+IKEV1_ALLOW+SAREF_TRACK+IKE_FRAG_ALLOW+ESN_NO {using > isakmp#2 msgid:760985c2 proposal=AES_CBC_256-HMAC_SHA1_96 pfsgroup=no-pfs} > Mar 26 10:26:26.262645: "zebes-tunnel/0x3" #2: ignoring informational > payload INVALID_ID_INFORMATION, msgid=00000000, length=160 > Mar 26 10:26:26.262667: | ISAKMP Notification Payload > Mar 26 10:26:26.262674: | 00 00 00 a0 00 00 00 01 03 04 00 12 > Mar 26 10:26:26.262680: "zebes-tunnel/0x3" #2: received and ignored > informational message > Mar 26 10:26:26.263371: "zebes-tunnel/0x3" #2: received Delete SA payload: > self-deleting ISAKMP State #2 > Mar 26 10:26:26.263431: "zebes-tunnel/0x3" #2: deleting state > (STATE_MAIN_I4) and sending notification > Mar 26 10:26:26.263546: "zebes-tunnel/0x3" #2: reschedule pending child #8 > STATE_QUICK_I1 of connection "zebes-tunnel/0x3" - the parent is going away > Mar 26 10:26:26.263578: "zebes-tunnel/0x3" #2: reschedule pending child #7 > STATE_QUICK_I1 of connection "zebes-tunnel/0x2" - the parent is going away > Mar 26 10:26:26.263594: "zebes-tunnel/0x3" #2: reschedule pending child #6 > STATE_QUICK_I1 of connection "zebes-tunnel/0x1" - the parent is going away > Mar 26 10:26:26.263603: "zebes-tunnel/0x3" #2: deleting IKE SA for > connection 'zebes-tunnel/0x3' but connection is supposed to remain up; > schedule EVENT_REVIVE_CONNS > Mar 26 10:26:26.263674: packet from B.B.B.B:500: received and ignored > empty informational notification payload > Mar 26 10:26:26.263818: "zebes-tunnel/0x3" #8: deleting state > (STATE_QUICK_I1) and NOT sending notification > Mar 26 10:26:26.263875: "zebes-tunnel/0x2" #7: deleting state > (STATE_QUICK_I1) and NOT sending notification > Mar 26 10:26:26.263900: "zebes-tunnel/0x1" #6: deleting state > (STATE_QUICK_I1) and NOT sending notification > > > ---- Cisco ASA logs > > Group = A.A.A.A, IP = A.A.A.A, Sending p2 'Invalid ID info' notify message > with SPI ea69decf. > Group = A.A.A.A, IP = A.A.A.A, sending notify message > Group = A.A.A.A, IP = A.A.A.A, Rejecting IPSec tunnel: no matching crypto > map entry for remote proxy 10.4.218.0/255.255.255.0/0/0 local proxy > 192.168.100.0/255.255.255.224/0/0 on interface OUTSIDE > Group = A.A.A.A, IP = A.A.A.A, Skipping dynamic map > SYSTEM_DEFAULT_CRYPTO_MAP sequence 65535: cannot match peerless map when > peer found in previous map entry. > IP = A.A.A.A, Received DPD VID > IP = A.A.A.A, processing SA payload > IP = A.A.A.A, IKE_DECODE_RECEIVED Message (msgid=0) with payloads: HDR + > SA (1) + VENDOR (13) + VENDOR (13) + VENDOR (13) + VENDOR (13) + VENDOR > (13) + VENDOR (13) + NONE (0) total length : 208 > IKE Receiver: Packet received on B.B.B.B:500 from A.A.A.A:500 > Group = A.A.A.A, Username = A.A.A.A, IP A.A.A.A, Session disconnected. > Session Type: LAN-to-LAN, Duration: 0h:00m:00s, Bytes xmt: 0, Bytes rcv: 0, > Reason: crypto map policy not found > Group = A.A.A.A, IP = A.A.A.A, Session is being torn down. Reason: crypto > map policy not found > IP = A.A.A.A, IKE_DECODE_SENDING Message (msgid=95cd13f8) with payloads : > HDR + HASH (8) + DELETE (12) + NONE (0) total length : 80 > Group = A.A.A.A, IP = A.A.A.A, constructing qm hash payload > Group = A.A.A.A, IP = A.A.A.A, constructing IKE delete payload > Group = A.A.A.A, IP = A.A.A.A, constructing blank hash payload > Group = A.A.A.A, IP = A.A.A.A, sending delete/delete with reason message > Group = A.A.A.A, IP = A.A.A.A, IKE SA MM:25efb702 terminating: flags > 0x1000002, refcnt 0, tuncnt 0 > Group = A.A.A.A, IP = A.A.A.A, Removing peer from correlator table failed, > no match! > Group = A.A.A.A, IP = A.A.A.A, Removing peer from correlator table failed, > no match! > Group = A.A.A.A, IP = A.A.A.A, sending delete/delete with reason message > Group = A.A.A.A, IP = A.A.A.A, sending delete/delete with reason message > (VPN-Primary) Sending Phase 1 Terminate message (type L2L, remote addr > A.A.A.A, my cookie BBBB1111, his cookie AAAA0000) to standby unit > Group = A.A.A.A, IP = A.A.A.A, Remove from IKEv1MIB Table succeeded for SA > with logical ID 111111111 > Group = A.A.A.A, IP = A.A.A.A, Remove from IKEv1 Tunnel Table succeeded > for SA with logicalId 111111111 > Group = A.A.A.A, IP = A.A.A.A, IKE SA MM: BBBB1111 rcv'd Terminate: state > MM_ACTIVE flags 0x00000042, refcnt 1, tuncnt 2 > Group = A.A.A.A, IP = A.A.A.A, Removing peer from correlator table failed, > no match! > IP = A.A.A.A, IKE Responder starting QM: msg id = ba6018a2 > Group = A.A.A.A, IP = A.A.A.A, Static Crypto Map check, map = OUTSIDE_map, > seq = 42, ACL does not match proxy IDs src:10.4.218.0 dst:192.168.100.0 > Group = A.A.A.A, IP = A.A.A.A, Static Crypto Map check, checking map = > OUTSIDE_map, seq = 42... > Group = A.A.A.A, IP = A.A.A.A, Static Crypto Map check, checking map = > OUTSIDE_map, seq = 41... > Group = A.A.A.A, IP = A.A.A.A, Static Crypto Map check, checking map = > OUTSIDE_map, seq = 40... > > > > _______________________________________________ > Swan mailing > listSwan@lists.libreswan.orghttps://lists.libreswan.org/mailman/listinfo/swan > > _______________________________________________ > Swan mailing list > Swan@lists.libreswan.org > https://lists.libreswan.org/mailman/listinfo/swan >
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