ccna exam montreal

ccna exam montreal..232.Cisco Networking Lab CCNA Lab Guide (Release 2)(2) debug trace STP receiving BPDUsSl#debug spanning-tree bpdu debug trace STP receiving BPDUs*Mar 1 02:12:45.754: STP: VLAN0002 rx BPDU: config protocol = ieee, packet from FastEthemetO/13 , linktype SSTP,enctype 3, encsize 22In the STP instance of VLAN2, the information of the BPDU received from port Fa0/13 includes the configuration protocol, link type, encapsulation type and the length of the Ethernet header (including both IEEE8023 and 802.2 parts)*Mar102:12:45.754:STP:enc01000CCCCCCD0023AC7D6C8F0032AAAA0300000C010B//STP packet frame header specific information including the destination MAC address ( 01 000CCCCCCD), source MAC address ( 00 23 AC 7D6C8F), the Length ( 00 32), DSAP (AA), SSAP (AA), Control Domain ( 03), Vendor Code ( 00000C), Protocol ID (01 0B).Mar 1 02:12:45.763:STP: VLAN0002 Fa0/13:0000 00 00 00 60020023AC7D6C80 00000000 60020023AC7D6C80 800F 0000 1400 0200 0F00 // Details of the BPDU packet, corresponding to Table 14.1 Each field1 02:38:31.162:STP: VLAN0001 we arethe spanning tree root //SI is the root bridge for VLAN11 02:38:31.162:STP[1]: Generating TC trap for port FastEthemetO/15 Generating TC Trap *Mar 1 02:38:31.162:STP: VLAN0002 sent Topology Change Notice on FaO/13 Sending TON from FaO/13 port to root bridge of VLAN2 *Mar 1 02:38:31.162:STP[2]: Generating TC trap torportFastEthemetO/15 *Mar 1 02:38:33.184:STP: VLAN0001 Topology Change rcvd on FaO/13 Receiving TC from FaO/13 port for VLAN1, aging its own MAC address table entry.Mar 1 02:39:01.194:STP: VLAN0001 Topology Change rcvd on FaO/13 Sl(config-if)#no shutdown Turn on FaO/15 port and observe the operation of STP *Mar 1 02:39:31.586:set portid : VLAN0001FaO/15: new portid 8011 Set port ID,8011 is a hexadecimal number,80 means port priority is 128,11 means port number is 15