Maybe I'm not following you but we don't support IMA, though we a starting to, and the following congfig I did Monday. Three p=p T1's tied to an IMA0 interface:
Current configuration : 1676 bytes ! version 12.1 no service single-slot-reload-enable service timestamps debug uptime service timestamps log uptime no service password-encryption ! hostname IMA_Router ! logging rate-limit console 10 except errors enable password noneofyourbusiness ! ip subnet-zero ! ! no ip finger ! call rsvp-sync ! ! interface FastEthernet0/0 ip address 10.128.0.31 255.255.255.0 duplex auto speed auto ! interface ATM1/0 no ip address atm vc-per-vp 256 no atm ilmi-keepalive ima-group 0 no scrambling-payload ! interface ATM1/1 no ip address atm vc-per-vp 256 no atm ilmi-keepalive ima-group 0 no scrambling-payload ! interface ATM1/2 no ip address atm vc-per-vp 256 no atm ilmi-keepalive ima-group 0 no scrambling-payload ! interface ATM1/3 no ip address shutdown atm vc-per-vp 256 no atm ilmi-keepalive no scrambling-payload ! interface ATM1/4 no ip address shutdown atm vc-per-vp 256 no atm ilmi-keepalive no scrambling-payload ! interface ATM1/5 no ip address shutdown atm vc-per-vp 256 no atm ilmi-keepalive no scrambling-payload ! interface ATM1/6 no ip address shutdown atm vc-per-vp 256 no atm ilmi-keepalive no scrambling-payload ! interface ATM1/7 no ip address shutdown atm vc-per-vp 256 no atm ilmi-keepalive no scrambling-payload ! interface ATM1/IMA0 ip address 192.168.1.2 255.255.255.252 atm vc-per-vp 256 no atm oversubscribe no atm ilmi-keepalive pvc 0 1/32 ! ima clock-mode independent ! ip classless no ip http server ! ! dial-peer cor custom ! end MILA_Tukwila# GS ELSIDDIG wrote: > > Thanks Dave. > There is no problem is assigning a single link to the min active IMA links. > This will indeed allow you to utilize one link per IMA group. But that is > not the problem. > If the carrier doesn't support IMA (i.e. terminating the circuit to a T1 > card and not a cell relay card with IMA support), all you will see is: > status is up while the line protocol is down. > That's why you will need to use pass through mode. > > Thanks > > ----- Original Message ----- > From: "MADMAN" > To: "GS" > Cc: > Sent: Tuesday, January 08, 2002 10:34 AM > Subject: Re: ATM with 7200 and IMA with CES [7:29368] > > > > > Actually I have done serveral IMA configs utilizing regular ole T1 > > circuits and you only need a single subnet if you configure an IMA > > interface and assign the interfaces to it via the ima group. > > > > http://www.cisco.com/warp/public/121/paima.html > > > > Dave > > > > GS wrote: > > > > > > You should ask you carrier what type of cards they are terminating the > T1 > > > lines to. Most carriers support IMA and all u need is properly configure > > > your IMA group. If however you carrier have delivered three T1 in the > form > > > of three separate local loops and they are terminating your access to T1 > > > cards then you have to: > > > load balance/Share on ur 7200 using L3 ( such as equal cost load > balancing > > > through static routes or whatever). > > > The problem of this setup is that it each local loop is required to have > it > > > own subnet. > > > You will have to configure your ATM-IMA adaptor in what we call > pass-through > > > mode (which necessarily implies that each port functions as an > individual T1 > > > port without the benefits of IMA). > > > > > > The IMA-Mux you're looking for is useless for your case.. since all the > IMA > > > mux do is take a single input (normally E10) and delivers an inverse > muxed > > > stream (meaning ATM cells belonging to the same connection split over > > > several outgoing links) > > > > > > If ur carrier is doing the latter I suggest u save ur self the headache > and > > > dump them :-)))) > > > > > > ""Adam Wang"" wrote in message > > > [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > > > > Hi group, > > > > > > > > I have a few 7200 with ATM-CES adapters in them. I > > > > want to depoly them over WAN with a 4.5 meg bandwidth > > > > to each. The telco handed to us 3 T1s. I would > > > > assume an IMA device of some kind is needed here. > > > > However, I still want to use the existing ATM-CES > > > > adapters for this case. How would I set this up if I > > > > use a Cisco IMA adapter? Are there any other external > > > > IMA mux besides the cisco's IMA adapter that I can use > > > > with my atm-ces module, and are less than $5000? > > > > > > > > I'm new to ATM, so any input would be greatly > > > > appreciated. > > > > > > > > Adam > > > > > > > > __________________________________________________ > > > > Do You Yahoo!? > > > > Check out Yahoo! Shopping and Yahoo! Auctions for all of > > > > your unique holiday gifts! Buy at http://shopping.yahoo.com > > > > or bid at http://auctions.yahoo.com > > -- > > David Madland > > Sr. Network Engineer > > CCIE# 2016 > > Qwest Communications Int. Inc. > > [EMAIL PROTECTED] > > 612-664-3367 > > > > "Emotion should reflect reason not guide it" -- David Madland Sr. Network Engineer CCIE# 2016 Qwest Communications Int. Inc. [EMAIL PROTECTED] 612-664-3367 "Emotion should reflect reason not guide it" Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=31384&t=29368 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
