From: Stanislav Sinyagin (SSinyagin@xxxxxx)
Date: Tue Jan 11 2000 - 16:02:07 GMT-3
if so, why Darrel's config didn't work ? I tested it in my lab, it
really didn't work.
Chad Marsh <chad@wa.net> wrote:
CM> Stan, I agree with your interpretation of the commands 100%, however,
CM> summary-address will summarize into and out of OSPF on an ASBR, i have
CM> set it up and seen it working numerous times. It was a shock to me the
CM> first time I saw it used that way, I guess it's just an undocumented
CM> 'feature'.
CM> If the networks specified in the summary-address are external to the
CM> OSPF domain, it will summarize them when redistributing INTO OSPF.
CM> If the networks specified in the summary-address are internal to the
CM> OSPF domain, it will summarize them when redistibuting FROM OSPF into
CM> another routing protocol.
CM> Chad Marsh
CM> CCIE# 5185
CM> Stanislav Sinyagin wrote:
>>
>> Guys, I suspect you're both wrong.
>>
>> Read the OSPF commands from CiscoCD:
>>
>> "area range" is useful only on ABR routers, to tell the other area
>> that my area can be summarized this way. You don't have any ABR,
>> so get this command away.
>>
>> "summary-address" is used on ASBR only, and it tells the router to
>> inject into OSPF aggregared route, instead of many small ones.
>> You don't have any problem in redistributing INTO OSPF, so
>> get this off too.
>>
>> I didn't yet invent the solution, but I'm 100% sure these two commands
>> won't ever help (and they don't, as I see in the routing tables 8^)
>>
>> Good luck,
>> Stan
>>
>> ----- Original Message -----
>> From: Darrel E. Hinshaw <dhinshaw@istrength.net>
>> To: CCIE List (E-mail) <ccielab@groupstudy.com>
>> Sent: Monday, January 10, 2000 18:19
>> Subject: RE: VLSM ---> FLSM or OSPF --> IGRP
>>
>> > Everyone,
>> >
>> > Sorry for responding to this but I have a beef. Could everyone please read
>> > and ReRead an e-mail before you decide to reply to it. As you can see from
>> > the gentleman's response below (I do Appreciate the response but just wish
>> > that it had been appropriate) he provided valid correct information but if
>> > he had read my original e-mail he would have seen the summary-address
>> > command that he referred to and could have perhaps shed more useful light
on
>> > the issue.
>> >
>> >
>> > This is not meant to bruise anybody's feeling but rather this should be
>> > taken as constructive criticism that will allow this list to become more
>> > productive for all of us.
>> >
>> >
>> >
>> > ***** RESPONSE ******
>> >
>> >
>> > Summarise all routes to /24 at area boundaries.Since major class is same a
nd
>> > mask is same all routes shoud go in to IGRP.U can use summary-address also
>> > for this purpose.
>> >
>> >
>> > ***** ORIGINAL *****
>> >
>> >
>> > All:
>> >
>> >
>> > First I'm sorry for making this so long.
>> >
>> >
>> >
>> > Great deal of difficulty here. The usual parameter of NO static routes of
>> > any kind are in effect.
>> >
>> >
>> > R1-->S0------(OSPF 0)------S0<--R2-->E0------(IGRP)------E0<--R3-->E1
>> >
>> > Interface Addresses:
>> > R1/S0: 150.100.4.5/24 OSPF Area 0
>> > R1/L0: 150.100.5.5/30 OSPF Area 0
>> > R2/S0: 150.100.4.3/24 OSPF Area 0
>> > R2/L0: 150.100.5.9/30 OSPF Area 0
>> > R2/E0: 150.100.128.1/24 IGRP
>> > R3/E0: 150.100.128.2/24 IGRP
>> > R3/E1: 150.100.129.1/24 IGRP
>> >
>> > Problem: How do I distribute OSPF into IGRP on R2? I have configured but I
>> > am unable to get any 150.100.5.x addresses to show up in R3's routing tabl
e.
>> > Below are the relevant Configs.
>> >
>> > Router 1:
>> >
>> > router ospf 5
>> > network 150.100.4.0 0.0.0.255 area 0
>> > network 150.100.5.5 0.0.0.0 area 0
>> > network 150.100.14.0 0.0.0.255 area 3
>> > area 0 authentication message-digest
>> > area 3 range 150.100.14.0 255.255.255.0
>> > area 3 virtual-link 150.100.3.1
>> >
>> > Router 2:
>> >
>> > router ospf 5
>> > summary-address 150.100.5.0 255.255.255.0
>> > redistribute igrp 5 subnets route-map igrpn2ospf
>> > network 150.100.4.0 0.0.0.255 area 0
>> > network 150.100.5.9 0.0.0.0 area 0
>> > area 0 authentication message-digest
>> > area 0 range 150.100.4.0 255.255.255.0
>> > area 0 range 150.100.5.0 255.255.255.0
>> >
>> > router igrp 5
>> > redistribute ospf 5 metric 10000 10 255 1 1500 route-map ospfn2igrp
>> > passive-interface Loopback0
>> > passive-interface Serial0
>> > passive-interface Serial0.110
>> > network 150.100.0.0
>> > network 0.0.0.0
>> >
>> > ip classless
>> >
>> > access-list 1 permit 150.100.128.0 0.0.127.255
>> > access-list 2 deny 150.100.128.0 0.0.127.255
>> > access-list 2 permit any
>> > !
>> > route-map igrpn2ospf permit 10
>> > match ip address 1
>> > !
>> > route-map ospfn2igrp permit 10
>> > match ip address 2
>> >
>> > Router 3:
>> >
>> > router igrp 5
>> > network 150.100.0.0
>> >
>> > ip classless
>> >
>> >
>> >
>> > ANY help would be appreciated.
>> >
>> >
>> > Regards,
>> >
>> > Darrel Hinshaw
>> >
>> >
>> >
>> > PS If you have actually read this far . . . THANKS.
>> >
This archive was generated by hypermail 2.1.4 : Thu Jun 13 2002 - 08:22:44 GMT-3