From mihai at duras.ro Fri Sep 1 01:25:01 2006 From: mihai at duras.ro (mihai at duras.ro) Date: Fri, 1 Sep 2006 11:25:01 +0300 (EEST) Subject: [Xorp-users] BGP conditional route advertising Message-ID: <59005.193.230.177.159.1157099101.squirrel@www.duras.ro> Hello, Sorry if this has been asked before but I had no luck while google-ing for it. Does XORP support BGP conditional route advertising as Cisco does with the advertise map per-neighbor command ? I'm searching for a solution to advertise some prefixes on a backup link only if the main link goes down (the default gateway is no longer received on it with an AS-PATH of the neighbors AS) Thanks, Mihai From mihai at duras.ro Fri Sep 1 01:56:21 2006 From: mihai at duras.ro (mihai at duras.ro) Date: Fri, 1 Sep 2006 11:56:21 +0300 (EEST) Subject: [Xorp-users] BGP conditional route advertising In-Reply-To: <20060901084232.GQ16576@spritelink.se> References: <59005.193.230.177.159.1157099101.squirrel@www.duras.ro> <20060901084232.GQ16576@spritelink.se> Message-ID: <60829.193.230.177.159.1157100981.squirrel@www.duras.ro> I'll try adding a feature request then. Prepending is sometimes not enough. For example some upstream providers will always place a higher weight, local pref,etc on a route received from a certain peer and thus render the as-path prepend unusable. What I want is: Announce my route over ISP1 while ISP1 is online (and don't receive any traffic on the backup ISPs). If ISP1 down then announce via ISP2. If ISP2 down..and so on. > On Fri, Sep 01, 2006 at 11:25:01AM +0300, mihai at duras.ro wrote: >> Hello, >> >> Sorry if this has been asked before but I had no luck while google-ing >> for >> it. >> >> Does XORP support BGP conditional route advertising as Cisco does with >> the >> advertise map per-neighbor command ? > As far as I know it does not, but it would indeed > be a nice feature. You could add a feature request > at http://www.xorp.org/bugzilla/index.cgi with a > small description of what you want :) > >> I'm searching for a solution to advertise some prefixes on a backup link >> only if the main link goes down (the default gateway is no longer >> received >> on it with an AS-PATH of the neighbors AS) > Isn't prepending your as-path enough? > > Regards, > Kristian. > > -- > Kristian Larsson KLL-RIPE > Network Engineer Net at Once [AS35706] > +46 704 910401 kristian at spritelink.se > From mihai at duras.ro Fri Sep 1 03:24:32 2006 From: mihai at duras.ro (mihai at duras.ro) Date: Fri, 1 Sep 2006 13:24:32 +0300 (EEST) Subject: [Xorp-users] BGP conditional route advertising In-Reply-To: <20060901095000.GR16576@spritelink.se> References: <59005.193.230.177.159.1157099101.squirrel@www.duras.ro> <20060901084232.GQ16576@spritelink.se> <60829.193.230.177.159.1157100981.squirrel@www.duras.ro> <20060901095000.GR16576@spritelink.se> Message-ID: <38609.193.230.177.159.1157106272.squirrel@www.duras.ro> 1. I don't know if I'm that good with coding in regard to Xorp but I'll give it a try. 2. I was taking about the following case: Provider --.> Upstream 1 ISP --> Telia same Provider --> Upstream 2 ISP --> Level-3 let's say Telia will always return traffic to you via Upstream 1 ISP...but let's say you'd like to use one link for all traffic (download and upload) and the other one only as backup (financial reasons) That was what I was pointing at:) 3. Thought about the script option..but I was looking more at something built-in...looks like I'll have to document myself and add it to the existing code. > On Fri, Sep 01, 2006 at 11:56:21AM +0300, mihai at duras.ro wrote: >> I'll try adding a feature request then. >> >> Prepending is sometimes not enough. >> >> For example some upstream providers will always place a higher weight, >> local pref,etc on a route received from a certain peer and thus render >> the >> as-path prepend unusable. > Certainly. I'd say just about everyone places a > higher local preference on their own customers, > but that lpref won't be visible beyond your > upstream so just about everyone else on the > Internet will choose the best route based on the > shortest AS-PATH. >> >> What I want is: >> >> Announce my route over ISP1 while ISP1 is online (and don't receive any >> traffic on the backup ISPs). >> If ISP1 down then announce via ISP2. >> If ISP2 down..and so on. > You could probably do this via some form of shell > script that polls to see if ISP1 is down or not > and then add an advertisement via ISP2. > or buy a Cisco.. or do some XORP coding :) > > Regards, > Kristian. > > >> > On Fri, Sep 01, 2006 at 11:25:01AM +0300, mihai at duras.ro wrote: >> >> Hello, >> >> >> >> Sorry if this has been asked before but I had no luck while >> google-ing >> >> for >> >> it. >> >> >> >> Does XORP support BGP conditional route advertising as Cisco does >> with >> >> the >> >> advertise map per-neighbor command ? >> > As far as I know it does not, but it would indeed >> > be a nice feature. You could add a feature request >> > at http://www.xorp.org/bugzilla/index.cgi with a >> > small description of what you want :) >> > >> >> I'm searching for a solution to advertise some prefixes on a backup >> link >> >> only if the main link goes down (the default gateway is no longer >> >> received >> >> on it with an AS-PATH of the neighbors AS) >> > Isn't prepending your as-path enough? >> > >> > Regards, >> > Kristian. >> > >> > -- >> > Kristian Larsson KLL-RIPE >> > Network Engineer Net at Once [AS35706] >> > +46 704 910401 kristian at spritelink.se >> > >> >> > From kristian at spritelink.se Fri Sep 1 01:42:33 2006 From: kristian at spritelink.se (Kristian Larsson) Date: Fri, 1 Sep 2006 10:42:33 +0200 Subject: [Xorp-users] BGP conditional route advertising In-Reply-To: <59005.193.230.177.159.1157099101.squirrel@www.duras.ro> References: <59005.193.230.177.159.1157099101.squirrel@www.duras.ro> Message-ID: <20060901084232.GQ16576@spritelink.se> On Fri, Sep 01, 2006 at 11:25:01AM +0300, mihai at duras.ro wrote: > Hello, > > Sorry if this has been asked before but I had no luck while google-ing for > it. > > Does XORP support BGP conditional route advertising as Cisco does with the > advertise map per-neighbor command ? As far as I know it does not, but it would indeed be a nice feature. You could add a feature request at http://www.xorp.org/bugzilla/index.cgi with a small description of what you want :) > I'm searching for a solution to advertise some prefixes on a backup link > only if the main link goes down (the default gateway is no longer received > on it with an AS-PATH of the neighbors AS) Isn't prepending your as-path enough? Regards, Kristian. -- Kristian Larsson KLL-RIPE Network Engineer Net at Once [AS35706] +46 704 910401 kristian at spritelink.se From kristian at spritelink.se Fri Sep 1 02:50:01 2006 From: kristian at spritelink.se (Kristian Larsson) Date: Fri, 1 Sep 2006 11:50:01 +0200 Subject: [Xorp-users] BGP conditional route advertising In-Reply-To: <60829.193.230.177.159.1157100981.squirrel@www.duras.ro> References: <59005.193.230.177.159.1157099101.squirrel@www.duras.ro> <20060901084232.GQ16576@spritelink.se> <60829.193.230.177.159.1157100981.squirrel@www.duras.ro> Message-ID: <20060901095000.GR16576@spritelink.se> On Fri, Sep 01, 2006 at 11:56:21AM +0300, mihai at duras.ro wrote: > I'll try adding a feature request then. > > Prepending is sometimes not enough. > > For example some upstream providers will always place a higher weight, > local pref,etc on a route received from a certain peer and thus render the > as-path prepend unusable. Certainly. I'd say just about everyone places a higher local preference on their own customers, but that lpref won't be visible beyond your upstream so just about everyone else on the Internet will choose the best route based on the shortest AS-PATH. > > What I want is: > > Announce my route over ISP1 while ISP1 is online (and don't receive any > traffic on the backup ISPs). > If ISP1 down then announce via ISP2. > If ISP2 down..and so on. You could probably do this via some form of shell script that polls to see if ISP1 is down or not and then add an advertisement via ISP2. or buy a Cisco.. or do some XORP coding :) Regards, Kristian. > > On Fri, Sep 01, 2006 at 11:25:01AM +0300, mihai at duras.ro wrote: > >> Hello, > >> > >> Sorry if this has been asked before but I had no luck while google-ing > >> for > >> it. > >> > >> Does XORP support BGP conditional route advertising as Cisco does with > >> the > >> advertise map per-neighbor command ? > > As far as I know it does not, but it would indeed > > be a nice feature. You could add a feature request > > at http://www.xorp.org/bugzilla/index.cgi with a > > small description of what you want :) > > > >> I'm searching for a solution to advertise some prefixes on a backup link > >> only if the main link goes down (the default gateway is no longer > >> received > >> on it with an AS-PATH of the neighbors AS) > > Isn't prepending your as-path enough? > > > > Regards, > > Kristian. > > > > -- > > Kristian Larsson KLL-RIPE > > Network Engineer Net at Once [AS35706] > > +46 704 910401 kristian at spritelink.se > > > > From robert at vyatta.com Fri Sep 1 10:48:20 2006 From: robert at vyatta.com (Robert Bays) Date: Fri, 01 Sep 2006 10:48:20 -0700 Subject: [Xorp-users] BGP conditional route advertising In-Reply-To: <38609.193.230.177.159.1157106272.squirrel@www.duras.ro> References: <59005.193.230.177.159.1157099101.squirrel@www.duras.ro> <20060901084232.GQ16576@spritelink.se> <60829.193.230.177.159.1157100981.squirrel@www.duras.ro> <20060901095000.GR16576@spritelink.se> <38609.193.230.177.159.1157106272.squirrel@www.duras.ro> Message-ID: <44F87264.7020501@vyatta.com> Mihai, If your CIDR block is large enough (/23 or greater) split your supernet into two subnets. Announce the supernet out your backup link and the subnets out your primary link. Most, if not all, traffic will flow inbound through your primary link based on longest prefix match. Cheers, Robert. mihai at duras.ro wrote: > 1. I don't know if I'm that good with coding in regard to Xorp but I'll > give it a try. > > 2. I was taking about the following case: > > Provider --.> Upstream 1 ISP --> Telia > > same Provider --> Upstream 2 ISP --> Level-3 let's say > > Telia will always return traffic to you via Upstream 1 ISP...but let's say > you'd like to use one link for all traffic (download and upload) and the > other one only as backup (financial reasons) > > That was what I was pointing at:) > > 3. Thought about the script option..but I was looking more at something > built-in...looks like I'll have to document myself and add it to the > existing code. > > >> On Fri, Sep 01, 2006 at 11:56:21AM +0300, mihai at duras.ro wrote: >>> I'll try adding a feature request then. >>> >>> Prepending is sometimes not enough. >>> >>> For example some upstream providers will always place a higher weight, >>> local pref,etc on a route received from a certain peer and thus render >>> the >>> as-path prepend unusable. >> Certainly. I'd say just about everyone places a >> higher local preference on their own customers, >> but that lpref won't be visible beyond your >> upstream so just about everyone else on the >> Internet will choose the best route based on the >> shortest AS-PATH. >>> What I want is: >>> >>> Announce my route over ISP1 while ISP1 is online (and don't receive any >>> traffic on the backup ISPs). >>> If ISP1 down then announce via ISP2. >>> If ISP2 down..and so on. >> You could probably do this via some form of shell >> script that polls to see if ISP1 is down or not >> and then add an advertisement via ISP2. >> or buy a Cisco.. or do some XORP coding :) >> >> Regards, >> Kristian. >> >> >>>> On Fri, Sep 01, 2006 at 11:25:01AM +0300, mihai at duras.ro wrote: >>>>> Hello, >>>>> >>>>> Sorry if this has been asked before but I had no luck while >>> google-ing >>>>> for >>>>> it. >>>>> >>>>> Does XORP support BGP conditional route advertising as Cisco does >>> with >>>>> the >>>>> advertise map per-neighbor command ? >>>> As far as I know it does not, but it would indeed >>>> be a nice feature. You could add a feature request >>>> at http://www.xorp.org/bugzilla/index.cgi with a >>>> small description of what you want :) >>>> >>>>> I'm searching for a solution to advertise some prefixes on a backup >>> link >>>>> only if the main link goes down (the default gateway is no longer >>>>> received >>>>> on it with an AS-PATH of the neighbors AS) >>>> Isn't prepending your as-path enough? >>>> >>>> Regards, >>>> Kristian. >>>> >>>> -- >>>> Kristian Larsson KLL-RIPE >>>> Network Engineer Net at Once [AS35706] >>>> +46 704 910401 kristian at spritelink.se >>>> >>> > > > _______________________________________________ > Xorp-users mailing list > Xorp-users at xorp.org > http://mailman.ICSI.Berkeley.EDU/mailman/listinfo/xorp-users From mihai at duras.ro Sat Sep 2 02:26:30 2006 From: mihai at duras.ro (Mihai Tanasescu) Date: Sat, 02 Sep 2006 12:26:30 +0300 Subject: [Xorp-users] BGP conditional route advertising In-Reply-To: <44F870FA.9090803@vyatta.com> References: <59005.193.230.177.159.1157099101.squirrel@www.duras.ro> <20060901084232.GQ16576@spritelink.se> <60829.193.230.177.159.1157100981.squirrel@www.duras.ro> <20060901095000.GR16576@spritelink.se> <38609.193.230.177.159.1157106272.squirrel@www.duras.ro> <44F870FA.9090803@vyatta.com> Message-ID: <44F94E46.2070702@duras.ro> Hello, Already thought about that but I'm having problems with my provider's acceptance of those "splited" prefixes. I'll try to look into the xorp code and see what I can change to achieve the conditional route advertising feature. Robert Bays wrote: > Mihai, > > If your CIDR block is large enough (/23 or greater) split your > supernet into two subnets. Announce the supernet out your backup link > and the subnets out your primary link. Most, if not all, traffic will > flow inbound through your primary link based on longest prefix match. > > Cheers, > Robert. > > mihai at duras.ro wrote: > >> 1. I don't know if I'm that good with coding in regard to Xorp but I'll >> give it a try. >> >> 2. I was taking about the following case: >> >> Provider --.> Upstream 1 ISP --> Telia >> >> same Provider --> Upstream 2 ISP --> Level-3 let's say >> >> Telia will always return traffic to you via Upstream 1 ISP...but >> let's say >> you'd like to use one link for all traffic (download and upload) and the >> other one only as backup (financial reasons) >> >> That was what I was pointing at:) >> >> 3. Thought about the script option..but I was looking more at something >> built-in...looks like I'll have to document myself and add it to the >> existing code. >> >> >>> On Fri, Sep 01, 2006 at 11:56:21AM +0300, mihai at duras.ro wrote: >>> >>>> I'll try adding a feature request then. >>>> >>>> Prepending is sometimes not enough. >>>> >>>> For example some upstream providers will always place a higher weight, >>>> local pref,etc on a route received from a certain peer and thus render >>>> the >>>> as-path prepend unusable. >>> >>> Certainly. I'd say just about everyone places a >>> higher local preference on their own customers, >>> but that lpref won't be visible beyond your >>> upstream so just about everyone else on the >>> Internet will choose the best route based on the >>> shortest AS-PATH. >>> >>>> What I want is: >>>> >>>> Announce my route over ISP1 while ISP1 is online (and don't receive >>>> any >>>> traffic on the backup ISPs). >>>> If ISP1 down then announce via ISP2. >>>> If ISP2 down..and so on. >>> >>> You could probably do this via some form of shell >>> script that polls to see if ISP1 is down or not >>> and then add an advertisement via ISP2. >>> or buy a Cisco.. or do some XORP coding :) >>> >>> Regards, >>> Kristian. >>> >>> >>>>> On Fri, Sep 01, 2006 at 11:25:01AM +0300, mihai at duras.ro wrote: >>>>> >>>>>> Hello, >>>>>> >>>>>> Sorry if this has been asked before but I had no luck while >>>>> >>>> google-ing >>>> >>>>>> for >>>>>> it. >>>>>> >>>>>> Does XORP support BGP conditional route advertising as Cisco does >>>>> >>>> with >>>> >>>>>> the >>>>>> advertise map per-neighbor command ? >>>>> >>>>> As far as I know it does not, but it would indeed >>>>> be a nice feature. You could add a feature request >>>>> at http://www.xorp.org/bugzilla/index.cgi with a >>>>> small description of what you want :) >>>>> >>>>>> I'm searching for a solution to advertise some prefixes on a backup >>>>> >>>> link >>>> >>>>>> only if the main link goes down (the default gateway is no longer >>>>>> received >>>>>> on it with an AS-PATH of the neighbors AS) >>>>> >>>>> Isn't prepending your as-path enough? >>>>> >>>>> Regards, >>>>> Kristian. >>>>> >>>>> -- >>>>> Kristian Larsson KLL-RIPE >>>>> Network Engineer Net at Once [AS35706] >>>>> +46 704 910401 kristian at spritelink.se >>>>> >>>> >> >> >> _______________________________________________ >> Xorp-users mailing list >> Xorp-users at xorp.org >> http://mailman.ICSI.Berkeley.EDU/mailman/listinfo/xorp-users > ------------------------------------------------------------------------ From venkthi1 at iit.edu Tue Sep 5 23:39:10 2006 From: venkthi1 at iit.edu (Venketesan) Date: Tue, 05 Sep 2006 23:39:10 -0700 Subject: [Xorp-users] Trouble with RIP Message-ID: Hi, I am having trouble iwth RIP in one of the routers in my setup. i have the following setup: (eth0)NodeA(eth1)----(eth1)NodeB(eth0)----(eth1)NodeD(eth0)-----(eth0) nodeE(eth1) The problem is node D. It is not showing any routes by RIP.Although i think D is sending the RIP responses correctly, i.e in NodeB i can see the route to the eth0 for NodeD. Similarly Node E can see route to eth1 in nodeD. One difference between the behaviour of node D than the other nodes that i see in the log messages is in all other nodes (except nodeD) message like : RIP port eth2/eth2/10.0.15.2 received bad route from 10.0.15.1:520 - loopback route Also i saw in ethereal traces that node D does receive RIP responses from neigbors node B and node E about various routes. Node D sends them out correctly too. could anyone guide me how shud proceed to debug the issue. shud i attach config files and log messages? Thanks a lot. regards, Venkat From atanu at ICSI.Berkeley.EDU Wed Sep 6 11:10:54 2006 From: atanu at ICSI.Berkeley.EDU (Atanu Ghosh) Date: Wed, 06 Sep 2006 11:10:54 -0700 Subject: [Xorp-users] Trouble with RIP In-Reply-To: Message from Venketesan of "Tue, 05 Sep 2006 23:39:10 PDT." Message-ID: <12155.1157566254@tigger.icir.org> Hi, The configuration file for NodeD may help to analyse the problem. In your diagram NodeD does not have eth2 configured yet the error message is from eth2, this seems a little odd. Atanu. >>>>> "Venketesan" == Venketesan writes: Venketesan> Hi, I am having trouble iwth RIP in one of the routers Venketesan> in my setup. i have the following setup: Venketesan> (eth0)NodeA(eth1)----(eth1)NodeB(eth0)----(eth1)NodeD(eth0)-----(eth0) Venketesan> nodeE(eth1) Venketesan> The problem is node D. It is not showing any routes by Venketesan> RIP.Although i think D is sending the RIP responses Venketesan> correctly, i.e in NodeB i can see the route to the eth0 Venketesan> for NodeD. Similarly Node E can see route to eth1 in Venketesan> nodeD. Venketesan> One difference between the behaviour of node D than the Venketesan> other nodes that i see in the log messages is in all Venketesan> other nodes (except nodeD) message like : Venketesan> RIP port eth2/eth2/10.0.15.2 received bad route from Venketesan> 10.0.15.1:520 - loopback route Venketesan> Also i saw in ethereal traces that node D does receive Venketesan> RIP responses from neigbors node B and node E about Venketesan> various routes. Node D sends them out correctly too. Venketesan> could anyone guide me how shud proceed to debug the Venketesan> issue. shud i attach config files and log messages? Venketesan> Thanks a lot. Venketesan> regards, Venkat Venketesan> _______________________________________________ Venketesan> Xorp-users mailing list Xorp-users at xorp.org Venketesan> http://mailman.ICSI.Berkeley.EDU/mailman/listinfo/xorp-users From venkthi1 at iit.edu Wed Sep 6 12:13:27 2006 From: venkthi1 at iit.edu (Venketesan) Date: Wed, 06 Sep 2006 12:13:27 -0700 Subject: [Xorp-users] Trouble with RIP Message-ID: Hi, Actually the error message was just an example error message which appears in all the normally operational nodes except node D. for example say we have nodex(eth1)---(eth0)nodey. eth1=10.0.15.1/24; eth2=10.0.15.2/24 In a normall operational RIP nodex, i wud see a error message: " RIP port eth1/eth1/10.0.15.1 received bad route from 10.0.15.2:520 - loopback route" and in nodey, i wud see a error message: " RIP port eth0/eth0/10.0.15.2 received bad route from 10.0.15.1:520 - loopback route" This does not affect the operation in any way as i have observed so far. And such a message is received for each of the interfaces in any node which is configured with RIP and has RIP neighbor. The node D that is erroneous is the only one that does not show this error message. I will send the config files when i get back to the machine. I am using XORP 1.2. Thanks and regards, Venkat ----- Original Message ----- From: Atanu Ghosh Date: Wednesday, September 6, 2006 11:10 am Subject: Re: [Xorp-users] Trouble with RIP > Hi, > > The configuration file for NodeD may help to analyse the problem. In > your diagram NodeD does not have eth2 configured yet the error message > is from eth2, this seems a little odd. > > Atanu. > > >>>>> "Venketesan" == Venketesan writes: > > Venketesan> Hi, I am having trouble iwth RIP in one of the routers > Venketesan> in my setup. i have the following setup: > Venketesan> (eth0)NodeA(eth1)----(eth1)NodeB(eth0)---- > (eth1)NodeD(eth0)-----(eth0) > Venketesan> nodeE(eth1) > > Venketesan> The problem is node D. It is not showing any > routes by > Venketesan> RIP.Although i think D is sending the RIP responses > Venketesan> correctly, i.e in NodeB i can see the route to the > eth0 Venketesan> for NodeD. Similarly Node E can see route to > eth1 in > Venketesan> nodeD. > > Venketesan> One difference between the behaviour of node D > than the > Venketesan> other nodes that i see in the log messages is in all > Venketesan> other nodes (except nodeD) message like : > > Venketesan> RIP port eth2/eth2/10.0.15.2 received bad route from > Venketesan> 10.0.15.1:520 - loopback route > > Venketesan> Also i saw in ethereal traces that node D does receive > Venketesan> RIP responses from neigbors node B and node E about > Venketesan> various routes. Node D sends them out correctly too. > > Venketesan> could anyone guide me how shud proceed to debug the > Venketesan> issue. shud i attach config files and log messages? > > Venketesan> Thanks a lot. > > Venketesan> regards, Venkat > > Venketesan> _______________________________________________ > Venketesan> Xorp-users mailing list Xorp-users at xorp.org > Venketesan> > http://mailman.ICSI.Berkeley.EDU/mailman/listinfo/xorp-users > From ahthamrin at gmail.com Sun Sep 10 19:44:33 2006 From: ahthamrin at gmail.com (A.H.T) Date: Mon, 11 Sep 2006 11:44:33 +0900 Subject: [Xorp-users] Bugs? recursive malloc, fib2mrib doesn't update nexthop vif, and PIM RP never initiates a Register-Stop In-Reply-To: <200608302131.k7ULVLWj053860@possum.icir.org> References: <4250f3610608242253r72cafd66g3cc3d55181432e08@mail.gmail.com> <200608302131.k7ULVLWj053860@possum.icir.org> Message-ID: <4250f3610609101944p215a390cu4977b28bde31ff4a@mail.gmail.com> On 8/31/06, Pavlin Radoslavov wrote: > I just committed a fix to CVS: > > Revision Changes Path > 1.36 +7 -3; commitid: 17c1944f600ac7ea6; xorp/fea/routing_socket_utils.cc > > Please let me know if you still have the masklen problem. So far so good. Thank you. -- From orante2003 at yahoo.it Wed Sep 27 06:20:31 2006 From: orante2003 at yahoo.it (ORANTE TUCCERI) Date: Wed, 27 Sep 2006 15:20:31 +0200 (CEST) Subject: [Xorp-users] XORP 1.2:"database of LSA's - an indexed implementation" Message-ID: <20060927132031.30683.qmail@web26810.mail.ukl.yahoo.com> Hi, i have changed the rows of the files area_router.cc and area_router.hh of the the 1,2 XORP version' s in order to implement the database with a Btree index; the have obtained the following output rows: root at localhost> show ospf4 neighbor Address Interface State ID Pri Dead 151.100.37.129 eth1/eth1 Loading 192.168.77.90 255 37 root at localhost> show ospf4 neighbor [ 2006/09/27 14:50:55 WARNING print_neighbours OSPF ] Attempt to get neighbour list failed [ 2006/09/27 14:50:55 ERROR print_neighbours:4526 OSPF +365 print_neighbours.cc main ] Failed to get neighbour list ERROR: Command "/home/orante/xorp-1.2/xorp-1.2/ospf/tools/print_neighbours": exited with exit status 255. what I can make? orante2003 at yahoo.it [input] [input] --------------------------------- Yahoo! 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