Reference Guide

638 | IPv4 Routing
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debug arp
c e s
View information on ARP transactions.
Syntax
debug arp [interface] [count value]
To stop debugging ARP transactions, enter no debug arp.
Parameters
Command Modes
EXEC Privilege
Command
History
Defaults
No default behavior or values
Usage
Information
Use the count option to stop packets from flooding the user terminal when debugging is turned on.
debug ip dhcp
c e s
Enable debug information for DHCP relay transactions and display the information on the console.
Syntax
debug ip dhcp
To disable debug, use the no debug ip dhcp command.
Defaults
Debug disabled
Command Modes
EXEC Privilege
interface
(OPTIONAL) Enter the following keywords and slot/port or number information:
• For a 1-Gigabit Ethernet interface, enter the keyword
gigabitethernet followed by
the slot/port information.
• For the Management interface, enter the keyword
managementethernet
followed by the slot/port information. The slot range is 0-1 and the port range is 0.
• For a Port Channel interface, enter the keyword
port-channel followed by a
number:
C-Series and S-Series Range: 1-128
E-Series Range: 1 to 32 for EtherScale, 1 to 255 for TeraScale and 1 to 512 for
ExaScale.
• For a SONET interface, enter the keyword
sonet followed by the slot/port
information.
• For a 10-Gigabit Ethernet interface, enter the keyword
tengigabitethernet
followed by the slot/port information.
• For a VLAN, enter the keyword
vlan followed by a number from 1 to 4094.
count value (OPTIONAL) Enter the keyword count followed by the count value.
Range: 1 to 65534
Version 8.2.1.0 Support 4094 VLANs on E-Series ExaScale (prior limit was 2094)
Version 8.1.1.0 Introduced on E-Series ExaScale
Version 7.6.1.0 Introduced on S-Series
Version 7.5.1.0 Introduced on C-Series
Version 6.3.1.0 Added the count option