3com OfficeConnect Remote 812 Manual De Usuario
CLI Commands
B-45
BR-ETH - CALL - Ethernet bridge call filter rules
IP - IP data filter rules
IP-CALL - IP call filter rules
IP-RIP - IP RIP advertisement filter rules
show icmp counters
Shows the Input and Output Counters for ICMP. Two types of ICMP messages -
error and query messages - are sent to syslog hosts.
error and query messages - are sent to syslog hosts.
ICMP COUNTERS
INPUT COUNTERS
Messages - ICMP packets received.
Errors - ICMP packets received with errors.
Destination Unreachable - sum of ICMP messages received when a router
cannot forward a packet to its specified destination
cannot forward a packet to its specified destination
Time Exceeded - sum of ICMP messages generated by a router when time
has exceeded or a timeout has occurred while waiting for a packet segment
has exceeded or a timeout has occurred while waiting for a packet segment
Parameter Problems - sum of ICMP messages generated by a router
when it encounters an error
when it encounters an error
Source Quench - sum of ICMP messages informing a host it should slow
data transmission to ease congestion
data transmission to ease congestion
Redirects - sum of ICMP messages concerning a router advertising a host
of a better next hop
of a better next hop
Echos - sum of ICMP request messages received, signifying transport
system success
system success
Echo Replies - sum of ICMP reply messages received, indicating transport
system success
system success
Timestamps - sum of ICMP request messages received seeking time from
another machine for clock synchronization and estimated transit time
purposes
another machine for clock synchronization and estimated transit time
purposes
Timestamp Replies - sum of ICMP timestamp reply messages
Address Masks - sum of ICMP Address Mask Reply messages
Address Mask Replies - sum of ICMP request messages concerning a
host’s ability to gather network information
host’s ability to gather network information
OUTPUT COUNTERS
Messages - total of ICMP messages transmitted
Errors - ICMP packets transmitted with errors
Destination Unreachable - sum of these messages sent
Time Exceeded - sum of these messages sent
Parameter Problems - sum of these messages sent
Source Quench - sum of these messages sent
Redirects - sum of these messages sent