MPLS TE, booking badwidth Tunnel?
Hi all
I know, this question was asked a few times here, I read all responses, however, I was unable to find the answer that satisfies me. Or 3 books I've read around the MPLS TE helped clarify this part, however, are always complementary techniques of explanation...
The topology that I'm going to deploy MPLS TE on top is the following:
(1) approximately 7 switches Cisco 6509 and 6513.
(2) interconnection for now is the full partial mesh to a physical network.
(3) the idea is to create a full mesh of tunnels "all vs. all", activate Highway and balance the load on redundant fiber connections, as they are added.
(4) this will be completed with QOS (do not know the exact model to apply) to make sure the flow I want to give priority to the edge, cross the kernel without delay.
(5) the Protocol of the label is RSVP without LDP. (Maybe in the future if we were to expand a field of broadcast or something else, well start looking for how to implement it?
My question is this:
I could never understand completely tunnel bandwidth usage and ip rsvp bandwidth command.
Tell me if I understand their use.
tunnel of bandwidth - tells the router how many "ip rsvp bandwidth" that was previously booked by this command, the tunnel can be used. However, you can send as much traffic as you want through the tunnel independently of the bandwidth that you have assigned to him. It's like an administrative function, but since it performs only one administrative task, why not to create a full mesh of 0 tunnels of bandwidth, balance between them, and let the router choose how to route traffic by using the mechanism of FIFO, as in IP? You receive a package, look at the CEF table, choose the shortest route by using the feature of the highway, put a tag and transfer a package.
Another use of this command that I noticed is that when you have enough bandwidth, it you cannot create a new tunnel, what could serve as you an indicator that you are short on bandwidth (because before you created Let's say 2 x tunnels width Strip on the same physical interface, assuming that your traffic patterns would require x bandwidth every tunnel you have assigned the entire band) these tunnels available bandwidth, not allowing the new tunnel to converge, so the 'alarming mechanism').
Probably when the network monitoring MPLS TE with SNMP what it is useful to know how much bandwidth is assigned to each tunnel, but given that the router can send all data through the tunnel, regardless of the tunnel bandwidth settings, I find no sense in there...
So, what are the real benefits of the use of band tunnel independently of administrative and accounting control bandwidth? Is it really controls traffic patterns? If I create a full mesh of tunnels of bandwidth 0 tunnel and that you do not use the bandwidth command ip rsvp, motorway enable in the tunnel, will send traffic with no problems? Everything will work properly as before, but this time with tunnels?
IP rsvp bandwidth - even once, looks like something administrative. That you put, this command reflects in LSA opaque (bookable bandwidth max) for a area and provides the necessary information for the tunnel complete signage, when it is the search of available bandwidth. However, what is the real purpose of it? It controls anything, what is the real advantage I get with ip rsvp?
Lets say that these commands help to quickly deploy a tunnel in the network to meet my needs of traffic, so the tunnel p.c. and ip Protocol rsvp bw help the tunnel to find its way through the network quickly and dynamically... Everything is clear, but the tunnels can send any amount of traffic they want, regardless of the settings, so my intelligent mechanism can find a path with available bandwidth, while some means interfaces can be congested, correct?
I think that these things are those who confuse me most, FPSC, balance, protection and other things are not so difficult to understand, but this administration and at the first sign of "useless" a reservation just knocked me out...
GNS3 lab that I put in place only allows to send 5 KB of data per second, and as you understand, so there is no way to generate traffic with it a to test...
Thanks as always!
It simply allows a router knows that the way YOU at least reserved n/b to carry the traffic (reserved in the sense that it has enough n/b). Control plane booking was only from the network for the purpose of planning. If the black and white is not available as part of the reserve of control plan, she seeks a different path or bring into the tunnel of TE based on the config. The data plan will not pass the coz of traffic, the control plan has pointed.
There is no data plan wrt ensurance. All the planning and BW direction works very well if all the traffic is TE tunnels.
Tags: Cisco Support
Similar Questions
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Hi people,
I'm pretty new to the topic of MPLS TE, and I have a question for which I can't find an answer on my reading
Suppose we have the topology in the attached diagram
IS - IS is used as the IGP; MP - BGP for VPN, EP to THIS eBGP East traffic
Each link is a link 10 Mbps, 6 Mbps are used by YOU.
each node has a master tunnel which has a default tunnel and a tunnel LLQ
the metric of YOU was left by the default value (to the IGP metric)
every single node a tunnel to all other nodes (mesh full tunnels)
all tunnel interfaces have the config below
interface Tunnel10
Description you RX (Master)
bandwidth 10000
IP unnumbered Loopback0
way of tunnel mpls traffic-eng
tunnel destination 169.254.1.2
highway tunnel mpls traffic-eng announce
Master of exp-bundle tunnel mpls traffic-eng
tunnel mpls traffic-eng exp-bundle Member Tunnel11
tunnel mpls traffic-eng exp-bundle Member Tunnel12
!
interface Tunnel11
Description you Rx (default)
bandwidth 6000
IP unnumbered Loopback0
load-interval 60
way of tunnel mpls traffic-eng
tunnel destination 169.254.1.2
highway tunnel mpls traffic-eng announce
tunnel mpls traffic-eng 7 7 priority
tunnel mpls traffic-eng bandwidth 4000
dynamics of path-option 10 mpls traffic-eng tunnels
mpls traffic-eng record-road tunnel
mpls traffic-eng fast-diversion tunnel
tunnel of mpls traffic-eng auto-bw frequency 300 setting threshold 5 max - bw 4000 min - bw 1000
tunnel mpls traffic-eng default exp
!
interface Tunnel12
Description you RX (LLQ)
bandwidth 4000
IP unnumbered Loopback0
way of tunnel mpls traffic-eng
tunnel destination 169.254.1.2
highway tunnel mpls traffic-eng announce
tunnel mpls traffic-eng 7 7 priority
tunnel mpls traffic-eng bandwidth under pool 2000
dynamics of path-option 10 mpls traffic-eng tunnels
mpls traffic-eng record-road tunnel
mpls traffic-eng fast-diversion tunnel
tunnel mpls traffic-eng exp 5
My Questions are
1. have the MPLS TE metric by default equal to the IGP metric and assuming that the path will R9 in R8 is still the best path from the point of view of the PGI
the LSP used to get R1 to R9 is R1-R8-R9 and all the available bandwidth was used (6 Mbps), so we have 4 Mbit/s left on the R8 - R9
R2-R8-R9 is the best way (best metric IGP/TE)
When RSVP is reported the LSP to go to R2 to R9 is the FSA will be built using a least favorite way in terms of metrics or control that result in and admitted failure?
2. bandwidth is sous-pool dedicated interface of main tunnel or Tunnel 12?
Thank you very much in advance for your help
Kind regards
Mehdi
HI Maria,
I think Yes, because when RSVP message the way it send on all possible paths, in this case the best way not enough bandwidth and suboptimal Yes, the LSP is even on the suboptimal way.
Who is King
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I have a question about targeted LDP sessions - as I in red MPLS Fundamentals book we can configure mpls ldp discovery targeted Hello parameter. Which makes me doubt this is - why we need discovery of the LDP for targeted session?
If I understand the function of discovery LDP is to discover LDP neighbor and get him information such as the ip transport to establish the LDP neighborship. But for the targeted session, we can define statically neighbor. So from my point of view I don't see reason to send messages of discovery between targeted neighbors - why not immediately establish neighborship?
Kind regards
Alexey,
LSR triggering a tLDP session must first understand or otherwise takes the remote side supported a targeted LDP session. To do this, DSL will be unicast Hello with R bit set. If it receives a response from the remote node, on to the next step in the creation of the session.
By my knowledge, it's a kind of security check that node unintented establish tLDP session and to avoid to try creating unsuccessful if neighbouring TCP session is not interested
HTH,
Mr. Nagendra
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MPLS TE tunnel broadband bandwidth and ip rsvp bandwidth
I have a few questions about how to reserve bandwidth in MPLS TE environment.
1. we need IP RSVP bandwidth in any concern in MPLS TE environment interface, right?
2. What is the purpose of ip rsvp bandwidth?
3 tunnel MPLS traffic engineering connection XXX, the define command band bandwidth flow initiated by head, if sending more than XXX flow, how it works? Drop excessive packet in the stream?
Any point is welcome! Thank you!
Hello
(A1) to the right.
A2) with the "ip rsvp bandwidth" it indicates how much bandwidth on an interface can be booked by MPLS TE tunnels.
A3) characteristic misuderstood most probably is MPLS TE. It is a pure function of the control plan. So, there's comparison of reserved bandwidth compared to actual bandwidth used or nocheck.
You can configure an MPLS TE tunnel with 1 Kbps ("mpls traffic engineering tunnel 1") and send 10 Gbps on the way and NONE will be given.
Where there is an interface in the path, that is supported, then packets will be handled independently having a tag to tunnel or not.
You might ask: what the point of MPLS TE, then if I have can´t give guarantees of bandwidth with it? Answer: MPLS allows YOU a selection more complex and controllable path in MPLS environment. In addition features such as Fast ReRoute (FRR) are interesting.
I hope this helps! Please note all messages.
Regards, Martin
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1 single MPLS tunnel between routers directly connected. Traffic routes and others not?
Hello
I have a unusual problem, I can not explain.
I have a simple scenario
LAN1 = 4500 = OSPF = R1_6500 = OSPF = R2_6500 = tunnel mpls TE with Highway = R3_2900 = 1900 = LAN2
1 enable MPLS TE tunnel between the Router R2 6500 and 2900 router
2. everything is ok until I have activate the router R3 2900 highway. LAN1 can reach the printers in Lan2 via the web. ŒUVRES of ICMP in all CASES!, however, (172 bytes) ICMP packets generated by the Solarwinds network browser find only 30% of the Lan2 network...
Once you turn off highway on 2900, it works normally...
3. I have the implicit null label on 2900 and R2 6500 (if I activate highway on two tunnels), CEF seems to be ok, OSPF routes are present, however, some of the traffic simply does not pass through
4. I have it fixed construction of a second tunnel of 2900 to 6500 R1 and it works well, but I don't understand what in fact behave this way?
Hello Vadym,
Perfect :)
Why should I activate targeted Hello
[Akash]
Connected nondirectly MPLS LDP sessions
The DSL is more than one bond of his neighbor, if non-connected directly to his neighbor. For these nondirectly neighbors connected, DSL text Hello targeted as a UDP packet, but as a message specifically addressed to this DSL unicast. DSL connected nondirectly meets the Hello message and the two routers are starting to establish an LDP session. This is the so-called scope of discovery.
The default behavior of an LSR is to ignore the other DSL applications that send targeted messages to Hello. You can configure a DSL to meet the demands of targeted Hello messages by publishing the discovery ldp targeted Hello mpls accept small order.
Why do you think that the LSP is broken, if we do not use the LDP
[Akash] If LDP is not enabled on the tunnel, R2 will not any label R3 on the tunnel interface broadcast and R3 sends the traffic untagged to R2 [only rsvp label which is implicit null], and ip lookup will happen on R2, so this is not end-to-end LSP. If ip loopup happening on the router of the base, I would say that LSP is broken here. But if LDP is enabled on the tunnel, R2 will announce a local label R3 more targeted LDP session. L3 will send labeled package [implicit null for RSVP, label IGP announced by R2] R2 and R2 will make label swapping and send traffic to R1. All the way labels switching and LSP is intact.
If it would have been scenario L3vpn, traffic would have been blackholed on router core cases get end of tunnel. In your case all core routers have routes with destination so accessibility is there but LSP divided again.
Kind regards
Assani
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supported vs IPSec VRF taking crypto maps for several tunnels
Hi all!
I came to know that we can use the same public ip address for the creation of several tunnels to different websites using crypto-cards featuring many lines each representing a reference to a particular tunnel and using vrf aware IPsec, but I would like to know what are the differences / advantages / cautions.
Thanks for your time
Murali.
Murali
That I understand the feature essentially allows you to have multiple IPSEC tunnels and traffic in the tunnel that is to say. source and destination IP of the high-end devices can be in different VRF.
So it works mainly with the MPLS VPN IE. If you had several MPLS VPN each with their own VRF you can then run ISPEC tunnels on the MPLS network and when packets are received, they are automatically in the correct VRF.
You could not do that normal crypto cards IE. You can cancel again several IPSEC tunnels on a public IP address but then everything would be traffic in the same global routing table.
If the benefit is basically the same that you get with any VRF installation IE. logical separation of traffic on a single device.
Can't really say much about the warnings as I've never used it but there are some restrictions.
See this link for more details-
Jon
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HTTP connection fails systematically with dns and tunnel errors
I read this article:
I want to connect to a url through http, but I always get failure DNSException or tunnel. I tried all kinds of connection string suffix = '; deviceside = true ","; deviceside = false ', '; deviceside = true; "apn = apn I pulled from service book which was"blackberry.net "", ""; deviceside = true; ConnectionUID = "once what I found in the book of service using the method of section" yet.
The device is bold 9780 with data plan. I can open the url of the browser
The same code works on 9000 "BOLD" without mistakes and I can access the url
Any suggestions
It turns out that you can't create a connection during a phone conversation, connection all attempts fail after the time-out is reached and after the end of the phone call connections are successful.
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Add PIX VPN to the already established network of MPLS
I have a client who operates the site three on a MPLS cloud. Now they want to add more security between these different places. A place internet offers to the United Nations. However, all sites can communicate securely with each other.
Each location has its own 10... subnet.
They believe as a PIX at every place on every 10. / subnet and VPN tunnels between each PIX, it's what it takes.
Is there a third party place connections between these PIX on their MPLS VPN cloud?
Thanks cowtan. Please mark as resolved post, which might be useful for others. response rate (s) If you found useful responses...
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Hi all
I develop an application that communicates with a database MySQL via PHP stored on the server scripts. Until today I've developed using the Simulator, and everything has been fine. I now started to test on a device and, while being connected to wifi, everything is still fine. However, the minute I turn off wifi and let the network provider, O2 UK, I get:
"Request failed: reason: java.io.IOException: Tunnel failed".
The source of the connection code is as follows:
public void run() { // The following code will only build under JDE 4.5 and later try { String connectionParameters = ""; // JDE 4.3 is required to get WLANInfo if (WLANInfo.getWLANState() == WLANInfo.WLAN_STATE_CONNECTED) { // Connected to a WiFi access point connectionParameters = ";interface=wifi"; } else { int coverageStatus = CoverageInfo.getCoverageStatus(); ServiceRecord record = getWAP2ServiceRecord(); if (record != null // In JDE 4.5 CoverageInfo changed the name of COVERAGE_CARRIER to COVERAGE_DIRECT // The constant value for both is the same, '1', so you can use that to avoid any // dependency on JDE 4.5 && (coverageStatus & CoverageInfo.COVERAGE_DIRECT) == CoverageInfo.COVERAGE_DIRECT) { // Have network coverage and a WAP 2.0 service book record connectionParameters = ";deviceside=true;ConnectionUID=" + record.getUid(); } else if ((coverageStatus & CoverageInfo.COVERAGE_MDS) == CoverageInfo.COVERAGE_MDS) { // Have an MDS service book and network coverage connectionParameters = ";deviceside=false"; } else if ((coverageStatus & CoverageInfo.COVERAGE_DIRECT) == CoverageInfo.COVERAGE_DIRECT) { // Have network coverage but no WAP 2.0 service book record connectionParameters = ";deviceside=true"; } } // Pop up a dialog showing the parameters chosen UiApplication.getUiApplication().invokeLater( new DialogRunner("Connection Params: " + connectionParameters)); HttpConnection connection = (HttpConnection) Connector.open(url + connectionParameters); connection.setRequestMethod(method); if (method.equals("POST") && postData != null) { connection.setRequestProperty("Content-type", "application/x-www-form-urlencoded"); OutputStream requestOutput = connection.openOutputStream(); requestOutput.write(postData); requestOutput.close(); } int responseCode = connection.getResponseCode(); if (connection instanceof HttpsConnection) { HttpsConnection secureConnection = (HttpsConnection) connection; String issuer = secureConnection.getSecurityInfo() .getServerCertificate().getIssuer(); UiApplication.getUiApplication().invokeLater(new DialogRunner("Secure Connection! Certificate issued by: " + issuer)); } // Really you should check for more than just HTTP_OK if (responseCode != HttpConnection.HTTP_OK) { screen.requestFailed("Unexpected response code: " + responseCode); connection.close(); return; } String contentType = connection.getHeaderField("Content-type"); ByteArrayOutputStream baos = new ByteArrayOutputStream(); InputStream responseData = connection.openInputStream(); byte[] buffer = new byte[10000]; int bytesRead = responseData.read(buffer); while (bytesRead > 0) { baos.write(buffer, 0, bytesRead); bytesRead = responseData.read(buffer); } baos.close(); connection.close(); screen.requestSucceeded(baos.toByteArray(), contentType); } catch (IOException ex) { screen.requestFailed(ex.toString()); } }
I scoured these forums and tried everything I can find. I tried different settings, including changing the APN settings both wap and mobile options for O2. Nothing seems to solve this problem.
Any help would be appreciated!
Thank you
Jack
OK, good news. Fixed. Thanks a lot for your answers. I would have understood the connection settings as they appear to have been the problem.
I don't remember exactly which it generated, but I decided to try replacing it with the generator of connectionParameter above with the snippet connSuffix here:
http://supportforums.BlackBerry.com/T5/Java-development/connecting-your-BlackBerry-http-and-socket-c...Worked like a dream, so I'm very indebted to all those who contributed to this. It now seems to work little matter the type of connection is available including BES.
In case anyone is interested, however, I tried all combinations of settings APN bloody O2, but it came to nothing. I am disappointed that it was the connection settings I developed that a book by Apress, and I followed this particular part, Word for Word.
Thank you all for the world of useful information here!
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HELO all
I'm in this situation:
I have a tunnel VPN setup and running on a router 1800.
Our customer wants a tunnel of intervention similar to this (with other peer IP of course).When the main vpn tunnel has dropped the other will take over.
My question: can I put a second peer who will take over when the first falls:
Nome-240 crypto map ipsec-isakmp crypto
VPN CLIENT description
defined by peer 201.94.151.141
defined by peer 201.94.151.142
86400 seconds, life of security association set
the value of the transform-set 3des-sha
match the address vpn_intlfcstoneor
I have to make another card encryption as follows (using the same access list)?
Nome- 240 crypto map ipsec-isakmp crypto
VPN CLIENT description
defined by peer 201.94.151.141 -(main post)
86400 seconds, life of security association set
the value of the transform-set 3des-sha
address for correspondence vpn_intlfcstoneNome- 250 crypto map ipsec-isakmp crypto
VPN CLIENT description
defined by peer 201.94.151.142 -(second peer)
86400 seconds, life of security association set
the value of the transform-set 3des-sha
address for correspondence vpn_intlfcstoneThe two Tunnel VPN must be on the same router (unfortunately) (1800).
Hello edilson.silva1,
You can configure a second IP for backup VPN peer.
Creating a different sequence in the encryption for the same traffic map will generate a problem that overlap.
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Is there a way to force the router to re-enroll with to take down the tunnel?
Hi all
I have the following configuration:
Crypto pki trustpoint mycompany.com
number of registration attempts 5
retry registration period 3
Enrollment url http://x.x.x.x:80
Serial number no
domain name full routername.mycompany.com
IP address no
password
name of the object l = Denver, c = US
revocation checking no
automatic registration of the 70sScenario of
If the certificate has already reached 70 percent of his time of life and the router has already tried 5 times to get a new failure.
1. is there a way to know how many times the router tried to re-enroll?
2. is there a way to force the router to re-register without down tunnels?
3. If the router has already tried, I can increase auto-enrollment to 90 - would this work?
Thank you very much in advance for your answers.
See you soon!
mguzman4158:
Question 1
The following command output may indicate failures of re-registration after that as they occur.
HQ-edg01 #sh crypto pki timers
PKI timers
| 1:59:35.732 2D
| 2D 1:59:35.732 CRL cannot display the COP
| 353d 8:31:22.880 SURVIVOR CA.domain.nullQuestion 2
This chapter: setting up registration of certificate for a public key infrastructure
... and this chapter: set up and manage a server of Cisco IOS for the deployment of public key infrastructure certificates
... from this Book: Guide of the Cisco IOS Security Configuration: connectivity secure, release 12.4 T
.. could help.
Question 3
In my opinion, I think that you would be able to revive the reinstatement at a later date by incrementing the percentage argument.
Best regards
Mike -
Tunnel VPN S2S when there is no firewall remote site
We have a situation where one of our sites (site A) has no firewall. All site a goes on MPLS network to access internet to site B. Site B connects to the rest of our MPLS private including the C Site.
The MPLS network and routers are all managed provider. This site needs to access a website which is another private company accessible only via a tunnel.
I know that we can create a tunnel from Site C to site D, but would be possible around site to use this tunnel to get to the site D?
ccess-list outside_20_cryptomap extended permit ip 10.51.22.224 255.255.255.224 10.22.43.0 255.255.255.0
access-list outside_20_cryptomap extended permit ip 10.92.0.0 255.255.0.0 10.22.43.0 255.255.255.0
For the second line, everything is OK, assuming 10.92.0.0/16 is the subnet of the site has traffic where should go throug the tunel.
For the first line, you said that 10.51.22.224/27's wan interface. This interface, I guess that will be used as a tunnel endpoint, so you do not have to include in your ACL crypto (but if you really the intent/need to do, you can do it).
Just decide what which subnets traffic/traffic should pass through the tunnel for you and include it in your proxy ACL.
What networks will site D need to config as interesting subnets so that 10.92 at site A can actually access 10.22.43 at site D?
Access between site D and site A, proxy-ID on the website should be the reflection of the second ACE you provided in the ACL on the site c. i.e.:
access-list outside_20_cryptomap extended permit ip 10.22.43.0 255.255.255.0 10.92.0.0 255.255.0.0
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Hello world
An interesting question for the community.
If a router is configured with a DMVPN (or simply a VPN) tunnel and at the same time has an ethernet MPLS even remote desktop connection which route is a priority and why?
Thank you
Tom
Hello
the link I provided above described the idea how this is possible, if you are looking for the MPLS cloud and cloud DMVPN using EIGRP, then I suggest you do the following
in each router configure two EIGRP (AS) autonomous systems to be used on MPLS and the other to be used on DMVPN and follow the recommendations below
-to advertise networks in each AS EIGRP that should be available through (assuming that the same networks will be announced on both)
-do not redistribute between these two EIGRP AS
-use EIGRP offset-list of roads through the DMVPN tunnel interface make which the metric is higher and less preferred see below link to eigrp offset-list configuration
-You can use other methods other than delay llike ofset-list
for the other config design and recommendations please refer to the example of design in the previous post
If have any question just after her here
HTH
pls note the useful messages
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peer found setting up ipsec tunnel
I'm trying to configure the vpn between a 6.3 (5) 7.2 (4) pix and asa. everything looks good to me and I can't understand why the tunnel came not.
PIX
--------------------------------------
inside_outbound_nat0_acl ip 10.10.130.0 access list allow 255.255.255.0 10.10.134.0 255.255.255.0
inside_outbound_nat0_acl ip 10.10.130.0 access list allow 255.255.255.0 10.10.130.20 255.255.255.254
inside_outbound_nat0_acl ip 10.10.132.0 access list allow 255.255.255.0 10.10.130.20 255.255.255.254
inside_outbound_nat0_acl ip 10.10.132.0 access list allow 255.255.255.0 10.10.134.0 255.255.255.0
inside_outbound_nat0_acl ip 10.10.130.0 access list allow 255.255.255.0 10.220.0.0 255.255.255.0
inside_outbound_nat0_acl ip 10.10.130.0 access list allow 255.255.255.0 10.10.130.160 255.255.255.248
inside_outbound_nat0_acl ip 10.10.130.0 access list allow 255.255.255.0 10.220.3.0 255.255.255.0
inside_outbound_nat0_acl ip 10.10.130.0 access list allow 255.255.255.0 10.220.252.0 255.255.255.0
inside_outbound_nat0_acl ip 10.10.130.0 access list allow 255.255.255.0 10.220.248.0 255.255.252.0
outside_cryptomap_20 ip 10.10.130.0 access list allow 255.255.255.0 10.10.134.0 255.255.255.0
outside_cryptomap_20 ip 10.10.130.0 access list allow 255.255.255.0 10.220.0.0 255.255.255.0
outside_cryptomap_20 ip 10.10.130.0 access list allow 255.255.255.0 10.220.3.0 255.255.255.0
outside_cryptomap_20 ip 10.10.130.0 access list allow 255.255.255.0 10.220.252.0 255.255.255.0
outside_cryptomap_20 ip 10.10.130.0 access list allow 255.255.255.0 10.220.248.0 255.255.252.0
outside_cryptomap_dyn_20 ip access list allow any 10.10.130.20 255.255.255.254
outside_cryptomap_40 ip 10.10.130.0 access list allow 255.255.255.0 10.10.134.0 255.255.255.0
outside_cryptomap_40 ip 10.10.132.0 access list allow 255.255.255.0 10.10.134.0 255.255.255.0
lscctx_splitTunnelAcl ip 10.10.130.0 access list allow 255.255.255.0 any
outside_cryptomap_dyn_40 ip access list allow any 10.10.130.160 255.255.255.248
outside_cryptomap_dyn_60 ip access list allow any 10.130.254.0 255.255.255.0
outside_cryptomap_60 ip 10.10.130.0 access list allow 255.255.255.0 10.130.16.0 255.255.255.0
outside_cryptomap_60 ip 10.10.132.0 access list allow 255.255.255.0 10.130.16.0 255.255.255.0
outside_cryptomap_60 ip 10.10.134.0 access list allow 255.255.255.0 10.130.16.0 255.255.255.0
Permitted connection ipsec sysopt
Crypto ipsec transform-set ESP-DES-MD5 esp - esp-md5-hmac
Crypto ipsec transform-set ESP-3DES-MD5-esp-3des esp-md5-hmac
Crypto ipsec transform-set esp-SHA-ESP-3DES-3des esp-sha-hmac
Dynamic crypto map outside_dyn_map 20 match address outside_cryptomap_dyn_20
Crypto-map dynamic outside_dyn_map 20 the transform-set ESP-DES-MD5 value
Dynamic crypto map outside_dyn_map 40 correspondence address outside_cryptomap_dyn_40
Crypto-map dynamic outside_dyn_map 40 the transform-set ESP-3DES-MD5 value
Dynamic crypto map outside_dyn_map 60 match address outside_cryptomap_dyn_60
Crypto-map dynamic outside_dyn_map 60 the transform-set ESP-3DES-MD5 value
outside_map 20 ipsec-isakmp crypto map
card crypto outside_map 20 match address outside_cryptomap_20
peer set card crypto outside_map 20 208.77.70.98
outside_map crypto 20 card value transform-set ESP-3DES-SHA
outside_map 60 ipsec-isakmp crypto map
card crypto outside_map 60 match address outside_cryptomap_40
peer set card crypto outside_map 60 10.130.254.6
card crypto outside_map 60 the transform-set ESP-3DES-MD5 value
map outside_map 65535-isakmp ipsec crypto dynamic outside_dyn_map
client authentication card crypto outside_map LOCAL
outside_map interface card crypto outside
ISAKMP allows outside
ISAKMP key * address 66.15.x, x netmask 255.255.255.255 No.-xauth-no-config-mode
ISAKMP key * address 208.125.x.x netmask 255.255.255.255 No.-xauth-no-config-mode
ISAKMP key * address 209.125.x.xnetmask 255.255.255.255 No.-xauth-no-config-mode
ISAKMP key * address 12.49.x.x netmask 255.255.255.255 No.-xauth-no-config-mode
ISAKMP key * address 208.77.x.x netmask 255.255.255.255 No.-xauth-no-config-mode
ISAKMP key * address 10.130.254.2 netmask 255.255.255.255 No.-xauth No. config-mode
ISAKMP key * address 10.130.254.6 netmask 255.255.255.255 No.-xauth No. config-mode
ISAKMP identity address
ISAKMP nat-traversal 60
part of pre authentication ISAKMP policy 10
ISAKMP policy 10 3des encryption
ISAKMP policy 10 sha hash
10 2 ISAKMP policy group
ISAKMP life duration strategy 10 86400
part of pre authentication ISAKMP policy 20
encryption of ISAKMP policy 20
ISAKMP policy 20 md5 hash
20 2 ISAKMP policy group
ISAKMP duration strategy of life 20 86400
part of pre authentication ISAKMP policy 40
ISAKMP policy 40 3des encryption
ISAKMP policy 40 md5 hash
40 2 ISAKMP policy group
ISAKMP duration strategy of life 40 86400
ASA
--------------------------
Access extensive list ip 10.130.16.0 OUTSIDE_CRYPTOMAP allow 255.255.255.0 10.10.130.0 255.255.255.0
Access extensive list ip 10.130.16.0 OUTSIDE_CRYPTOMAP allow 255.255.255.0 10.10.132.0 255.255.255.0
Access extensive list ip 10.130.16.0 OUTSIDE_CRYPTOMAP allow 255.255.255.0 10.10.134.0 255.255.255.0
Crypto ipsec transform-set ESP-3DES-MD5-esp-3des esp-md5-hmac
card crypto OUTSIDE_MAP 1 corresponds to the address OUTSIDE_CRYPTOMAP
card crypto OUTSIDE_MAP 1 set peer 10.10.133.10
OUTSIDE_MAP 1 transform-set ESP-3DES-MD5 crypto card game
OUTSIDE_MAP interface card crypto outside
crypto isakmp identity address
crypto ISAKMP allow outside
crypto ISAKMP policy 10
preshared authentication
3des encryption
md5 hash
Group 2
life 86400
tunnel-group 10.10.133.10 type ipsec-l2l
IPSec-attributes tunnel-group 10.10.133.10
pre-shared-key *.
!
!
PIX of debugging
------------------------------------
CT - PIX #.
crypto_isakmp_process_block:src:10.130.254.6, dest:10.10.133.10 spt:500 dpt:500
Exchange OAK_MM
ISAKMP (0): treatment ITS payload. Message ID = 0
ISAKMP (0): audit ISAKMP transform 1 against the policy of priority 10
ISAKMP: default group 2
ISAKMP: 3DES-CBC encryption
ISAKMP: MD5 hash
ISAKMP: preshared auth
ISAKMP: type of life in seconds
ISAKMP: lifespan (IPV) 0 x 0 0 x 1 0 x 51 0x80
ISAKMP (0): atts are not acceptable. Next payload is 0
ISAKMP (0): audit ISAKMP transform 1 against 20 priority policy
ISAKMP: default group 2
ISAKMP: 3DES-CBC encryption
ISAKMP: MD5 hash
ISAKMP: preshared auth
ISAKMP: type of life in seconds
ISAKMP: lifespan (IPV) 0 x 0 0 x 1 0 x 51 0x80
ISAKMP (0): atts are not acceptable. Next payload is 0
ISAKMP (0): audit ISAKMP transform 1 against the 40 priority policy
ISAKMP: default group 2
ISAKMP: 3DES-CBC encryption
ISAKMP: MD5 hash
ISAKMP: preshared auth
ISAKMP: type of life in seconds
ISAKMP: lifespan (IPV) 0 x 0 0 x 1 0 x 51 0x80
ISAKMP (0): atts are acceptable. Next payload is 0
ISAKMP (0): load useful treatment vendor id
ISAKMP (0): ITS been pre-shared key, using id ID_IPV4_ADDR type authentication
to return to the State is IKMP_NO_ERROR
ISAKMP (0): retransmission of the phase 1 (0)...
crypto_isakmp_process_block:src:10.130.254.6, dest:10.10.133.10 spt:500 dpt:500
Peer VPN: ISAKMP: Peer Info for 10.130.254.6/500 not found - peer: 0
ISAKMP: its larva is found
ISAKMP (0): retransmission of the phase 1 (1)...
ISAKMP (0): retransmission of the phase 1 (2)...
crypto_isakmp_process_block:src:10.130.254.6, dest:10.10.133.10 spt:500 dpt:500
Peer VPN: ISAKMP: Peer Info for 10.130.254.6/500 not found - peer: 0
ISAKMP: its larva is found
ISAKMP (0): retransmission of the phase 1 (3)...
crypto_isakmp_process_block:src:10.130.254.6, dest:10.10.133.10 spt:500 dpt:500
Peer VPN: ISAKMP: Peer Info for 10.130.254.6/500 not found - peer: 0
ISAKMP: its larva is found
ISAKMP (0): retransmission of the phase 1 (4)...
ISAKMP (0): delete SA: src 10.130.254.6 dst 10.10.133.10
ISADB: Reaper checking HIS 0 x 1143144, id_conn = 0 DELETE IT!
Peer VPN: ISAKMP: Peer Info for 10.130.254.6/500 not found - peer: 0
ASA of DEUG
--------------------------------------
CT-STEPHEN-ASA # 18 Jul 20:08:23 [IKEv1 DEBUG]: pitcher: a message key acquisition, spi 0 x 0
18 Jul 20:08:23 [IKEv1]: IP = 10.10.133.10, initiator of IKE: New Phase 1, Intf inside, IKE Peer 10.10.133.10 address local proxy 10.130.16.0, address remote Proxy 10.10.130.0, Card Crypto (OUTSIDE_MAP)
18 Jul 20:08:23 [IKEv1 DEBUG]: IP = 10.10.133.10, build the payloads of ISAKMP security
18 Jul 20:08:23 [IKEv1 DEBUG]: IP = 10.10.133.10, construction of Fragmentation VID + load useful functionality
18 Jul 20:08:23 [IKEv1]: IP = 10.10.133.10, IKE_DECODE SEND Message (msgid = 0) with payloads: HDR + HER (1), SELLER (13) + (0) NONE total length: 108
SENDING PACKETS to 10.10.133.10
ISAKMP header
Initiator COOKIE: 28 31 24 50 42 4-5 ba has
Responder COOKIE: 00 00 00 00 00 00 00 00
Next payload: Security Association
Version: 1.0
Exchange type: Protection of identity (Main Mode)
Indicators: (none)
MessageID: 00000000
Length: 108
Payload security association
Next payload: Vendor ID
Booked: 00
Payload length: 56
DOI: IPsec
Situation: (SIT_IDENTITY_ONLY)
Proposal of payload
Next payload: no
Booked: 00
Payload length: 44
Proposal #: 1
Protocol-Id: PROTO_ISAKMP
SPI size: 0
number of transformations: 1
Transformation of the payload
Next payload: no
Booked: 00
Payload length: 36
Transform #: 1
Transform-Id: KEY_IKE
Reserved2: 0000
Description of the Group: Group 2
Encryption algorithm: 3DES-CBC
The hashing algorithm: MD5
Authentication method: pre-shared key
Type of life: seconds
Life (Hex): 00 01 51 80
Vendor ID payload
Next payload: no
Booked: 00
Payload length: 24
Data (in hexadecimal):
40 48 b7 d5 6th e8 85 25 e7 7f 00 c2 d3 d6 bc
C0 00 00 00
18 Jul 20:08:25 [IKEv1 DEBUG]: pitcher: a message key acquisition, spi 0 x 0
18 Jul 20:08:25 [IKEv1]: IP = 10.10.133.10, Queuing KEY-ACQUIRE messages are treated when SA P1 is finished.
18 Jul 20:08:27 [IKEv1 DEBUG]: pitcher: a message key acquisition, spi 0 x 0
18 Jul 20:08:27 [IKEv1]: IP = 10.10.133.10, Queuing KEY-ACQUIRE messages are treated when SA P1 is finished.
18 Jul 20:08:29 [IKEv1 DEBUG]: pitcher: a message key acquisition, spi 0 x 0
18 Jul 20:08:29 [IKEv1]: IP = 10.10.133.10, Queuing KEY-ACQUIRE messages are treated when SA P1 is finished.
18 Jul 20:08:31 [IKEv1]: IP = 10.10.133.10, IKE_DECODE new SEND Message (msgid = 0) with payloads: HDR + HER (1), SELLER (13) + (0) NONE total length: 108
ISAKMP header
Initiator COOKIE: 28 31 24 50 42 4-5 ba has
Responder COOKIE: 00 00 00 00 00 00 00 00
Next payload: Security Association
Version: 1.0
Exchange type: Protection of identity (Main Mode)
Indicators: (none)
MessageID: 00000000
Length: 108
Payload security association
Next payload: Vendor ID
Booked: 00
Payload length: 56
DOI: IPsec
Situation: (SIT_IDENTITY_ONLY)
Proposal of payload
Next payload: no
Booked: 00
Payload length: 44
Proposal #: 1
Protocol-Id: PROTO_ISAKMP
SPI size: 0
number of transformations: 1
Transformation of the payload
Next payload: no
Booked: 00
Payload length: 36
Transform #: 1
Transform-Id: KEY_IKE
Reserved2: 0000
Description of the Group: Group 2
Encryption algorithm: 3DES-CBC
The hashing algorithm: MD5
Authentication method: pre-shared key
Type of life: seconds
Life (Hex): 00 01 51 80
Vendor ID payload
Next payload: no
Booked: 00
Payload length: 24
Data (in hexadecimal):
40 48 b7 d5 6th e8 85 25 e7 7f 00 c2 d3 d6 bc
C0 00 00 00
18 Jul 20:08:31 [IKEv1 DEBUG]: pitcher: a message key acquisition, spi 0 x 0
18 Jul 20:08:31 [IKEv1]: IP = 10.10.133.10, Queuing KEY-ACQUIRE messages are treated when SA P1 is finished.
18 Jul 20:08:39 [IKEv1]: IP = 10.10.133.10, IKE_DECODE new SEND Message (msgid = 0) with payloads: HDR + HER (1), SELLER (13) + (0) NONE total length: 108
ISAKMP header
Initiator COOKIE: 28 31 24 50 42 4-5 ba has
Responder COOKIE: 00 00 00 00 00 00 00 00
Next payload: Security Association
Version: 1.0
Exchange type: Protection of identity (Main Mode)
Indicators: (none)
MessageID: 00000000
Length: 108
Payload security association
Next payload: Vendor ID
Booked: 00
Payload length: 56
DOI: IPsec
Situation: (SIT_IDENTITY_ONLY)
Proposal of payload
Next payload: no
Booked: 00
Payload length: 44
Proposal #: 1
Protocol-Id: PROTO_ISAKMP
SPI size: 0
number of transformations: 1
Transformation of the payload
Next payload: no
Booked: 00
Payload length: 36
Transform #: 1
Transform-Id: KEY_IKE
Reserved2: 0000
Description of the Group: Group 2
Encryption algorithm: 3DES-CBC
The hashing algorithm: MD5
Authentication method: pre-shared key
Type of life: seconds
Life (Hex): 00 01 51 80
Vendor ID payload
Next payload: no
Booked: 00
Payload length: 24
Data (in hexadecimal):
40 48 b7 d5 6th e8 85 25 e7 7f 00 c2 d3 d6 bc
C0 00 00 00
18 Jul 20:08:47 [IKEv1]: IP = 10.10.133.10, IKE_DECODE new SEND Message (msgid = 0) with payloads: HDR + HER (1), SELLER (13) + (0) NONE total length: 108
ISAKMP header
Initiator COOKIE: 28 31 24 50 42 4-5 ba has
Responder COOKIE: 00 00 00 00 00 00 00 00
Next payload: Security Association
Version: 1.0
Exchange type: Protection of identity (Main Mode)
Indicators: (none)
MessageID: 00000000
Length: 108
Payload security association
Next payload: Vendor ID
Booked: 00
Payload length: 56
DOI: IPsec
Situation: (SIT_IDENTITY_ONLY)
Proposal of payload
Next payload: no
Booked: 00
Payload length: 44
Proposal #: 1
Protocol-Id: PROTO_ISAKMP
SPI size: 0
number of transformations: 1
Transformation of the payload
Next payload: no
Booked: 00
Payload length: 36
Transform #: 1
Transform-Id: KEY_IKE
Reserved2: 0000
Description of the Group: Group 2
Encryption algorithm: 3DES-CBC
The hashing algorithm: MD5
Authentication method: pre-shared key
Type of life: seconds
Life (Hex): 00 01 51 80
Vendor ID payload
Next payload: no
Booked: 00
Payload length: 24
Data (in hexadecimal):
40 48 b7 d5 6th e8 85 25 e7 7f 00 c2 d3 d6 bc
C0 00 00 00
18 Jul 20:08:55 [IKEv1 DEBUG]: IP = 10.10.133.10, case of mistaken IKE MM Initiator WSF (struct & 0x1d24750)
, : MM_DONE, EV_ERROR--> MM_WAIT_MSG2, EV_RETRY--> MM_WAIT_MSG2, EV_TIMEOUT--> MM_WAIT_MSG2 NullEvent--> MM_SND_MSG1, EV_SND_MSG--> MM_SND_MSG1, EV_START_TMR--> MM_SND_MSG1, EV_RESEND_MSG--> MM_WAIT_MSG2, EV_RETRY 18 Jul 20:08:55 [IKEv1 DEBUG]: IP = 10.10.133.10, IKE SA MM:50243128 ending: flags 0 x 01000022, refcnt 0, tuncnt 0
18 Jul 20:08:55 [IKEv1 DEBUG]: IP = 10.10.133.10, sending clear/delete with the message of reason
18 Jul 20:08:55 [IKEv1]: IP = 10.10.133.10, Removing peer to peer table has no, no match!
18 Jul 20:08:55 [IKEv1]: IP = 10.10.133.10, error: cannot delete PeerTblEntry
Sorry, just trying to think why it cannot find the peer, with the following error message:
Peer VPN: ISAKMP: Peer Info for 10.130.254.6/500 not found - peer: 0
While, in fact 10.130.254.6 is configured as directed by your post.
Configuration seems correct to me. You might want to try to reload the PIX.
-
We have 2 sites HQ and remote connected with MPLS as pictured above. There are applications in the DMZ s who need to talk to each other, but the communication goes through the remote local network (DMZ - LAN HQ - HQ DMZ) but we do not want the DMZ to communicate with each other via the local network. We want to configure a VPN tunnel between Headquarters and remote Firewalls so that all communications between the DMZ through a VPN MPLS tunnel via the LAN. Is this considered a Layer2 VPN or Layer 3 VPN model and also is there a special setup that needs to be done other than config normal site-to-site VPN Firewall.
Thank you
This is the layer 3 VPN and no special configuration required on the firewall other than the normal site-to-site VPN. Just activate the isakmp and apply crypto map to the LAN interface.
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