ipsec SA Established but can not communicate thru tunnel
nilesh vaghela
nileshj.vaghela at gmail.com
Wed Feb 6 11:04:50 UTC 2008
Thanx let me check.
On Feb 6, 2008 4:09 PM, Marcos Aurelio Rodrigues <deigratia33 at gmail.com> wrote:
> Check if there are any firewall rules blocking the packets.
> Try a different approach to test
>
> ping -I your_local_ip 192.168.100.202
>
> your_local_Ip = Example 192.168.0.1 ip of your real interface
>
>
>
> --
> ========================================
> Marcos Aurelio Rodrigues (DEiGrAtiA-33)
> <deigratia33 at gmail.com>
> CCNA, MCSO
> Mirabilia laudo semprer, Dei
> ========================================
>
>
> On Feb 4, 2008 11:25 AM, nilesh vaghela <nileshj.vaghela at gmail.com> wrote:
>
> > We have established ipsec connection between two network with live ip.
> >
> > As you can see below it says SA established.
> >
> > But I can not communicate between network or server even.
> >
> > Followings are the checkpoints.
> > Any suggestions are welcom
> >
> >
> > [root at server1 ~<999>]#route -n
> > Kernel IP routing table
> > Destination Gateway Genmask Flags Metric Ref Use
> > Iface
> > 192.168.100.0 200.64.85.1 255.255.255.0 UG 0 0 0
> > eth0
> > 192.168.0.0 0.0.0.0 255.255.255.0 U 0 0 0
> > eth1
> > 219.64.85.0 0.0.0.0 255.255.255.0 U 0 0 0
> > eth0
> > 169.254.0.0 0.0.0.0 255.255.0.0 U 0 0 0
> > eth1
> > 0.0.0.0 200.64.85.1 0.0.0.0 UG 0 0 0
> > eth0
> >
> > #traceroute 192.168.100.202
> > traceroute to 192.168.100.202 (192.168.100.202), 30 hops max, 40 byte
> > packets
> > 1 210.211.249.1.bb-static.vsnl.net.in (210.211.249.1) 24.965 ms
> > 26.355 ms 27.420 ms
> > 2 172.31.6.1 (172.31.6.1) 29.516 ms 30.131 ms 31.216 ms
> > 3 203.200.225.253.static.vsnl.net.in (203.200.225.253) 32.303 ms
> > 33.504 ms 34.446 ms
> > 4 * * *
> > 5 * * *
> > 6 * * *
> >
> > This is what I want to established.
> >
> >
> > 192.168.0.0/24===200.64.85.154---200.64.85.1...200.64.85.1---200.64.85.229===192.168.100.0/24
> > ;
> > erouted; eroute owner: #2
> >
> >
> > [root at server1 ~]# ipsec auto --status
> > 000 interface lo/lo ::1
> > 000 interface lo/lo 127.0.0.1
> > 000 interface lo/lo 127.0.0.1
> > 000 interface eth0/eth0 219.64.85.154
> > 000 interface eth0/eth0 219.64.85.154
> > 000 interface eth1/eth1 192.168.0.254
> > 000 interface eth1/eth1 192.168.0.254
> > 000 %myid = (none)
> > 000 debug none
> > 000
> > 000 algorithm ESP encrypt: id=2, name=ESP_DES, ivlen=8, keysizemin=64,
> > keysizemax=64
> > 000 algorithm ESP encrypt: id=3, name=ESP_3DES, ivlen=8,
> > keysizemin=192, keysizemax=192
> > 000 algorithm ESP encrypt: id=7, name=ESP_BLOWFISH, ivlen=8,
> > keysizemin=40, keysizemax=448
> > 000 algorithm ESP encrypt: id=11, name=ESP_NULL, ivlen=0,
> > keysizemin=0, keysizemax=0
> > 000 algorithm ESP encrypt: id=12, name=ESP_AES, ivlen=8,
> > keysizemin=128, keysizemax=256
> > 000 algorithm ESP encrypt: id=252, name=ESP_SERPENT, ivlen=8,
> > keysizemin=128, keysizemax=256
> > 000 algorithm ESP encrypt: id=253, name=ESP_TWOFISH, ivlen=8,
> > keysizemin=128, keysizemax=256
> > 000 algorithm ESP auth attr: id=1, name=AUTH_ALGORITHM_HMAC_MD5,
> > keysizemin=128, keysizemax=128
> > 000 algorithm ESP auth attr: id=2, name=AUTH_ALGORITHM_HMAC_SHA1,
> > keysizemin=160, keysizemax=160
> > 000 algorithm ESP auth attr: id=5, name=AUTH_ALGORITHM_HMAC_SHA2_256,
> > keysizemin=256, keysizemax=256
> > 000 algorithm ESP auth attr: id=251, name=(null), keysizemin=0,
> > keysizemax=0
> > 000
> > 000 algorithm IKE encrypt: id=5, name=OAKLEY_3DES_CBC, blocksize=8,
> > keydeflen=192
> > 000 algorithm IKE encrypt: id=7, name=OAKLEY_AES_CBC, blocksize=16,
> > keydeflen=128
> > 000 algorithm IKE hash: id=1, name=OAKLEY_MD5, hashsize=16
> > 000 algorithm IKE hash: id=2, name=OAKLEY_SHA1, hashsize=20
> > 000 algorithm IKE dh group: id=2, name=OAKLEY_GROUP_MODP1024, bits=1024
> > 000 algorithm IKE dh group: id=5, name=OAKLEY_GROUP_MODP1536, bits=1536
> > 000 algorithm IKE dh group: id=14, name=OAKLEY_GROUP_MODP2048, bits=2048
> > 000 algorithm IKE dh group: id=15, name=OAKLEY_GROUP_MODP3072, bits=3072
> > 000 algorithm IKE dh group: id=16, name=OAKLEY_GROUP_MODP4096, bits=4096
> > 000 algorithm IKE dh group: id=17, name=OAKLEY_GROUP_MODP6144, bits=6144
> > 000 algorithm IKE dh group: id=18, name=OAKLEY_GROUP_MODP8192, bits=8192
> > 000
> > 000 stats db_ops.c: {curr_cnt, total_cnt, maxsz} :context={0,0,0}
> > trans={0,0,0} attrs={0,0,0}
> > 000
> > 000 "net-to-net":
> >
> > 192.168.0.0/24===200.64.85.154---200.64.85.1...200.64.85.1---200.64.85.229===192.168.100.0/24
> > ;
> > erouted; eroute owner: #2
> > 000 "net-to-net": srcip=unset; dstip=unset; srcup=ipsec _updown;
> > dstup=ipsec _updown;
> > 000 "net-to-net": ike_life: 3600s; ipsec_life: 28800s; rekey_margin:
> > 540s; rekey_fuzz: 100%; keyingtries: 0
> > 000 "net-to-net": policy: PSK+ENCRYPT+TUNNEL+PFS+UP; prio: 24,24;
> > interface: eth0; encap: esp;
> > 000 "net-to-net": newest ISAKMP SA: #1; newest IPsec SA: #2;
> > 000 "net-to-net": IKE algorithm newest: 3DES_CBC_192-MD5-MODP1536
> > 000
> > 000 #2: "net-to-net":500 STATE_QUICK_I2 (sent QI2, IPsec SA
> > established); EVENT_SA_REPLACE in 27886s; newest IPSEC; eroute owner
> > 000 #2: "net-to-net" esp.b90bb34b at 219.64.85.229
> > esp.d81ee274 at 219.64.85.154 tun.0 at 219.64.85.229 tun.0 at 219.64.85.154
> > 000 #1: "net-to-net":500 STATE_MAIN_I4 (ISAKMP SA established);
> > EVENT_SA_REPLACE in 2693s; newest ISAKMP; lastdpd=-1s(seq in:0 out:0)
> > 000
> >
> >
> > [root at server1 ~]# service ipsec status
> > IPsec running - pluto pid: 23062
> > pluto pid 23062
> > 1 tunnels up
> > You have new mail in /var/spool/mail/root
> > [root at server1 ~]#
> >
> > [root at server1 ~]# ipsec verify
> > Checking your system to see if IPsec got installed and started correctly:
> > Version check and ipsec on-path [OK]
> > Linux Openswan Uopenswan-2.4.9-31.el5/K2.6.18-53.el5.028stab051.1 (netkey)
> > Checking for IPsec support in kernel [OK]
> > NETKEY detected, testing for disabled ICMP send_redirects [OK]
> > NETKEY detected, testing for disabled ICMP accept_redirects [OK]
> > Checking for RSA private key (/etc/ipsec.d/hostkey.secrets) [OK]
> > Checking that pluto is running [OK]
> > Two or more interfaces found, checking IP forwarding [OK]
> > Checking NAT and MASQUERADEing
> > Checking for 'ip' command [OK]
> > Checking for 'iptables' command [OK]
> > Opportunistic Encryption Support [DISABLED]
> > [root at server1 ~]#
> >
> >
> > --
> > Nilesh Vaghela
> > ElectroMech
> > Redhat Channel Partner and Training Partner
> > 74, Nalanda Complex, Satellite Rd, Ahmedabad
> > 25, The Emperor, Fatehgunj, Baroda.
> > www.electromech.info
> >
> > --
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--
Nilesh Vaghela
ElectroMech
Redhat Channel Partner and Training Partner
74, Nalanda Complex, Satellite Rd, Ahmedabad
25, The Emperor, Fatehgunj, Baroda.
www.electromech.info
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