DHCP NTP SNMP etc Flashcards
Command to have logging messages on the console connection only display at convenient times
line con 0logging synchronous
Command to see the status of any ip addresses obtained by DHCP
show dhcp lease
Cisco’s SNMP manager
Cisco Prime
Syntax to initialize SNMP on a router
conf tsnmp-server community RO|RW []
Syntax to set snmp syslocation
snmp-server location
Syntax to set snmp contact
snmp-server contact
4 locations where syslog messages can be sent
- Logging buffer2. Console line3. Terminal lines4. Syslog server
What’s the lowest severity level of log messages?
debugging - level 7
List the 7 attributes that Netflow uses to associate packets
- Source IP2. Dest IP3. Source Port4. Dest Port5. L3 Protocol type6. TOS marking7. Input interface
Command to define a DHCP pool
conf tip dhcp pool pool name
What is the syntax to prevent certain IP’s from being used in a DHCP pool?
ip dhcp excluded-address first last
Command to point a router at a DNS server
ip name-server DNS server
Command to exclude IP’s from a DHCP pool
conf tip dhcp excluded-address first last
What is the port numbers and protocol for DHCP?
67,68UDP
What is the port number for SNMP?
161
Command to set a router to use an NTP server
conf tntp server server {version version}
2 commands to see how NTP is working on a router
show ntp statusshow ntp associations
Syntax to instantiate a DHCP pool
ip dhcp pool pool-name
Syntax to set the lease time for a DHCP pool
lease days hours min
Syntax to set the default gateway for a DHCP pool
default-router IP address
Syntax to set the DNS server for a DHCP pool
dns-server DNS IP
2 versions of the syntax to set the subnet for a DHCP pool
network subnet subnet masknetwork subnet /subnet length
Syntax to set the domain name for a DHCP pool
domain-name name
What are the first 4 syslog level names, starting with level 0?
0 - Emergency1 - Alert2 - Critical3 - Error
What are the last 4 syslog level names?
4 - Warning5 - Notification6 - Informational7 - Debugging
What severity levels will be sent to the syslog server if “logging trap 4” is configured?
Levels 0 - 4EmergencyAlertCriticalErrorWarning
If “logging trap informational” is set, what numerical levels will be set to syslog?
0 - 6
