Thanks Larry! I did the shut-no shut a number of times. I ended up created a channel with a different number and it worked. Go figure. -- Brandon Carroll, CCIE #23837 GlobalConfig.net PO Box 267 Mercer Island, Wa 98040
ph. (206) 866-5750 email: [email protected] on the web: www.globalconfig.net On Wed, May 27, 2009 at 6:03 PM, Larry Hadrava <[email protected]> wrote: > You run into this a lot when you configure one side and then the other with > all of the ports up. The side that is configure first will be trying to talk > over the channel while the other side is not ready. > Then you will see the error disabled state on one side and the not > connected on the other. Normally if you do a shut and no shut on the error > disabled side it will come back up. > > Larry Hadrava > CCIE #12203 CCNP CCNA > Sr. Support Engineer – IPexpert, Inc. > URL: http://www.IPexpert.com > > > On Wed, May 27, 2009 at 5:57 PM, Brandon Carroll < > [email protected]> wrote: > >> Yep- you were right. When I removed the channel from both sides the link >> between the two came up. Then I created a new channel-group (40) and >> assigned that to both ends- they came right up. >> >> >> >> On Wed, May 27, 2009 at 2:55 PM, prakash patel <[email protected]>wrote: >> >>> I did not read the lab nor port connections. >>> >>> Here are my 2 cents. >>> >>> Let start this way >>> >>> (1) remove all configruation from both ends >>> (2) bounce the interface and see if it came up or down >>> >>> (3) if it remains down, then I will suspect it is cable. Find the media >>> type on both ends. I suspect that could be the problem. >>> >>> (4) otherwise, do show cdp neigh to ensure if you are applying >>> configration at correct ports. Apply configuration of (1) trunk and then (2) >>> port-channel. (3) Also remember to follow the correct order of "how to >>> configure the port-channel " >>> >>> (5) then put udld port and bounce. >>> >>> (6) adjust errdisable timing too if you need to learn more >>> >>> >>> I hope this helps >>> >>> >>> >>> ------------------------------ >>> From: [email protected] >>> Date: Wed, 27 May 2009 14:43:28 -0700 >>> To: [email protected] >>> Subject: [OSL | CCIE_RS] Etherchannel Question >>> >>> >>> I'm working on Lab 2 of Volume 1. Here is what I see between Cat1 and >>> Cat3: >>> Cat3550-1(config-if-range)#do sh run int f0/21 >>> Building configuration... >>> >>> Current configuration : 207 bytes >>> ! >>> interface FastEthernet0/21 >>> switchport trunk encapsulation dot1q >>> switchport trunk allowed vlan 1,12,40,100,300,567 >>> switchport mode trunk >>> speed 100 >>> duplex full >>> udld port >>> channel-group 13 mode on >>> end >>> Cat3550-1(config-if-range)#do sh run int f0/22 >>> Building configuration... >>> >>> Current configuration : 207 bytes >>> ! >>> interface FastEthernet0/22 >>> switchport trunk encapsulation dot1q >>> switchport trunk allowed vlan 1,12,40,100,300,567 >>> switchport mode trunk >>> speed 100 >>> duplex full >>> udld port >>> channel-group 13 mode on >>> end >>> >>> >>> Cat3560-3(config-if-range)#do sh run int f0/21 >>> Building configuration... >>> >>> Current configuration : 207 bytes >>> ! >>> interface FastEthernet0/21 >>> switchport trunk encapsulation dot1q >>> switchport trunk allowed vlan 1,12,40,100,300,567 >>> switchport mode trunk >>> speed 100 >>> duplex full >>> udld port >>> channel-group 13 mode on >>> end >>> >>> Cat3560-3(config-if-range)#do sh run int f0/22 >>> Building configuration... >>> >>> Current configuration : 207 bytes >>> ! >>> interface FastEthernet0/22 >>> switchport trunk encapsulation dot1q >>> switchport trunk allowed vlan 1,12,40,100,300,567 >>> switchport mode trunk >>> speed 100 >>> duplex full >>> udld port >>> channel-group 13 mode on >>> end >>> >>> Cat3560-3(config-if-range)# >>> >>> >>> Configs look the same. However, if I look at Cat1 i see it is >>> err-disable. >>> >>> Cat3550-1(config-if-range)#do sh int status | in 21 >>> Fa0/21 err-disabled 1 full 100 >>> 10/100BaseTX >>> Cat3550-1(config-if-range)#do sh int status | in 22 >>> Fa0/22 err-disabled 1 full 100 >>> 10/100BaseTX >>> Cat3550-1(config-if-range)# >>> >>> >>> and the channel shows down: >>> >>> Cat3550-1(config-if-range)#do sh etherchannel summ >>> Flags: D - down P - in port-channel >>> I - stand-alone s - suspended >>> H - Hot-standby (LACP only) >>> R - Layer3 S - Layer2 >>> U - in use f - failed to allocate aggregator >>> u - unsuitable for bundling >>> w - waiting to be aggregated >>> d - default port >>> >>> >>> Number of channel-groups in use: 3 >>> Number of aggregators: 3 >>> >>> Group Port-channel Protocol Ports >>> >>> ------+-------------+-----------+----------------------------------------------- >>> 12 Po12(SU) - Fa0/23(P) Fa0/24(P) >>> 13 Po13(SD) - Fa0/21(D) Fa0/22(D) >>> 14 Po14(SU) - Fa0/19(P) Fa0/20(P) >>> >>> Cat3550-1(config-if-range)# >>> >>> >>> Over on Cat3 it shows the following: >>> >>> >>> Cat3560-3(config-if-range)# >>> Cat3560-3(config-if-range)#do sh int status | in 21 >>> Fa0/21 notconnect 1 full 100 >>> 10/100BaseTX >>> Cat3560-3(config-if-range)#do sh int status | in 22 >>> Fa0/22 notconnect 1 full 100 >>> 10/100BaseTX >>> Cat3560-3(config-if-range)# >>> >>> >>> Cat3560-3(config-if-range)#do sh etherc summ >>> Flags: D - down P - in port-channel >>> I - stand-alone s - suspended >>> H - Hot-standby (LACP only) >>> R - Layer3 S - Layer2 >>> U - in use f - failed to allocate aggregator >>> u - unsuitable for bundling >>> w - waiting to be aggregated >>> d - default port >>> >>> >>> Number of channel-groups in use: 3 >>> Number of aggregators: 3 >>> >>> Group Port-channel Protocol Ports >>> >>> ------+-------------+-----------+----------------------------------------------- >>> 13 Po13(SD) - Fa0/21(D) Fa0/22(D) >>> 23 Po23(SU) - Fa0/19(P) Fa0/20(P) >>> 34 Po34(SU) - Fa0/23(P) Fa0/24(P) >>> >>> Cat3560-3(config-if-range)# >>> >>> >>> and the interface shows "notconnect" >>> >>> Cat3560-3(config-if-range)#do sh int f0/21 | in down >>> FastEthernet0/21 is down, line protocol is down (notconnect) >>> Cat3560-3(config-if-range)#do sh int f0/22 | in down >>> FastEthernet0/22 is down, line protocol is down (notconnect) >>> Cat3560-3(config-if-range)# >>> >>> >>> In my experience "notconnect" has always been cabling. Is that the case >>> here or am I missing something? I've been reading the document: >>> >>> >>> http://www.cisco.com/en/US/tech/tk389/tk621/technologies_tech_note09186a00806cd87b.shtml >>> >>> Thanks in advance for any insight. >>> >>> -- >>> Brandon Carroll, CCIE #23837 >>> GlobalConfig.net >>> PO Box 267 >>> Mercer Island, Wa 98040 >>> >>> ph. (206) 866-5750 >>> email: [email protected] >>> on the web: www.globalconfig.net >>> >>> ------------------------------ >>> Hotmail® has a new way to see what's up with your friends. Check it >>> out.<http://windowslive.com/Tutorial/Hotmail/WhatsNew?ocid=TXT_TAGLM_WL_HM_Tutorial_WhatsNew1_052009> >>> >> >> >
