Chapter 10 - Network Management Flashcards
what is CDP
Cisco proprietary Layer 2 protocol used to gather info about Cisco devices which share the same data link
command to enable CDP globally and on specific interface
- cdp run
- cdp enable
info provided by command: show cdp neighbors
- device identifiers (hostname of neighbor
- port identifiers (local and remote interfaces)
- capabilities list (router or switch)
- platform (hardware device platform)
what is lldp
Used to discover neighboring devices
Vendor neutral
works on routers, switches and wireless LAN access points
how to enable/disable LLDP globally?
how to enable/disable on interface
#lldp run/no lldp run #lldp transmit/receive / no lldp transmit/receive
command used to force logged events to display the date and time
in global config,
service timestamps log datetime
format for syslog msgs in Cisco IOS software
facility-severity-MNEMONIC: description
common FACILITY codes reported on Cisco IOS routers
IF - identifies syslog msg was generated by an interface
IP - generated by IP
OSPF - generated by OSPF routing protocol
SYS - generated by the device OS
IPSEC - generated by IP Security encryption protocol
what syslog severity level is about software or hardware malfucntions
Level 4-0
syslog severity level for normal but significant events
Level 5
syslog severity level for normal info msgs that affect the device functionality
Level 6
syslog severity level that indicates the msgs are output generated from issuing various debug commands
Level 7
what port does syslog use to send event notification msgs across IP networks to event msg collectors
UDP port 514
destinations for syslog msgs to go to
logging buffer (RAM inside router or switch)
console line
terminal line
syslog server
command requirements when issuing snmpget command
SNMP version
community passphrase
IP add of device to query
OID number
