Thank you both. I figured that was enough, I just wanted to be sure. On Sun, Feb 12, 2012 at 12:47 PM, Thomas Raabo - Zitcom A/S <[email protected]>wrote:
> Well you put it on the port-channel. > > Only one of the links in a port-channel is active in spanning-tree but you > don't know which > > Switch(config)#int r g0/19-20 > Switch(config-if-range)#chan > Switch(config-if-range)#channel-group > Switch(config-if-range)#channel-group 1 mode on > Creating a port-channel interface Port-channel 1 > > Switch(config-if-range)# > *Mar 22 02:40:04.309: %LINK-3-UPDOWN: Interface Port-channel1, changed > state to up > *Mar 22 02:40:05.315: %LINEPROTO-5-UPDOWN: Line protocol on Interface > Port-channel1, changed state to up > Switch(config-if-range)#spanning-tree guard root > Switch(config-if-range)#do show run int po1 > Building configuration... > > Current configuration : 31 bytes > ! > interface Port-channel1 > end > > Switch#show spanning-tree interface po1 detail > Port 64 (Port-channel1) of VLAN0001 is designated forwarding > Port path cost 3, Port priority 128, Port Identifier 128.64. > Designated root has priority 32769, address 0019.552f.fb80 > Designated bridge has priority 32769, address 0019.552f.fb80 > Designated port id is 128.64, designated path cost 0 Hello is pending > Timers: message age 0, forward delay 0, hold 0 > Number of transitions to forwarding state: 1 > Link type is point-to-point by default > BPDU: sent 227, received 221 > > Switch#show span int g0/19 de > Port 64 (Port-channel1) of VLAN0001 is designated forwarding > Port path cost 3, Port priority 128, Port Identifier 128.64. > Designated root has priority 32769, address 0019.552f.fb80 > Designated bridge has priority 32769, address 0019.552f.fb80 > Designated port id is 128.64, designated path cost 0 Hello is pending > Timers: message age 0, forward delay 0, hold 0 > Number of transitions to forwarding state: 1 > Link type is point-to-point by default > BPDU: sent 389, received 383 > > So root guard is not enabled... you put it on the port-channel! > > Med venlig hilsen | Best regards > Thomas Raabo > Senior Network Engineer CCIE #33466 > > > > _____________________________________________ > [email protected] | Direkte: +45 69 10 60 18 | Tlf.: +45 70 23 55 66 > > > -----Oprindelig meddelelse----- > Fra: [email protected] [mailto: > [email protected]] På vegne af marc abel > Sendt: 12. februar 2012 04:43 > Til: [email protected] > Emne: [OSL | CCIE_RS] Spanning-tree guard root on etherchannel > > If you have an Etherchannel and want to use root guard, does the command > go on the member links, the etherchannel, or both? > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com > > Are you a CCNP or CCIE and looking for a job? Check out > www.PlatinumPlacement.com > > http://onlinestudylist.com/mailman/listinfo/ccie_rs > _______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com Are you a CCNP or CCIE and looking for a job? Check out www.PlatinumPlacement.com http://onlinestudylist.com/mailman/listinfo/ccie_rs
