Field | Description |
---|---|
Counters for port
|
The port for which
the counters are displayed. The very next line displays the type
of line card that the port belongs to.
|
RX Counters
|
|
RX Unicast frames
|
The number of Unicast
frames received.
|
RX Multicast frames
|
The number of Multicast
frames received.
|
RX Broadcast frames
|
The number of Broadcast
frames received.
|
RX Size
|
The number of times that
data was received according to number of frames that comprised it.
The number of frames
are categorized into the following ranges:
- 64
- 65 through 127
- 128 through 255
- 256 through 511
- 512 through 1023
- 1024 through 1518
- Greater than 1518
|
RX OverSize frames
|
The number of oversized
frames received.
|
RX Bytes OK
|
The number of bytes
that were received without error.
|
RX Bytes BAD
|
The number of bytes
that were received with errors.
|
RX OVF
|
The number of overflows
received.
|
RX SHORT OK
ASR 5000 only
|
The number of frames,
less than 64 bytes in length, received without any error.
|
RX SHORT CRC
ASR 5000 only
|
The number of frames,
less than 64 bytes in length, received with cyclical redundancy
check (CRC) error.
|
RX NO SFD
ASR 5000 only
|
The number of frames
received without start frame delimiter (SFD) detection but with
carrier assertion.
|
RX NORM CRC
|
The number of frames,
with lengths between 64 bytes and the maximum frame size, received
with an integral number of bytes and a cyclical redundancy check
(CRC) error.
|
RX NORM ALI
ASR 5000 only
|
The number of frames,
with lengths between 64 bytes and the maximum frame size, received
with a non-integral number of bytes and a cyclical redundancy check
(CRC) error.
|
RX LONG OK
|
The number of frames,
larger than the maximum frame size, received without any error.
|
RX LONG CRC
|
The number of frames,
larger than the maximum frame size, received with CRC error.
|
RX PAUSE
|
The number of correct
received flow-control frames.
|
RX FALS CRS
|
The number of false
carrier events detected.
|
RX SYM ERR
|
The number of received
frames during which physical (PHY) symbol errors were detected.
|
RX GPCS ERR
ASR 5000 only
|
The number of received
frames during which physical (PHY) symbol errors were detected.
|
Tx Counters
|
|
TX Unicast frames
|
The number of Unicast
frames transmitted.
|
TX Multicast frames
|
The number of Multicast
frames transmitted.
|
TX Broadcast frames
|
The number of Broadcast
frames transmitted.
|
TX Size
|
The number of times that
data was transmitted according to the number of frames that comprised
it. The number of frames are categorized into the following ranges:
- 64
- 65 through 127
- 128 through 255
- 256 through 511
- 512 through 1023
- 1024 through 1518
- Greater than 1518
|
TX Bytes OK
|
The number of bytes
that were transmitted without error.
|
TX Bytes BAD
|
The number of bytes
that were transmitted with errors.
|
TX DEFER
ASR 5000 only
|
The number of frames
deferred upon the first transmit attempt due to a busy line.
|
TX COL
ASR 5000 only
|
The number of regular
collision events occurring during transmission.
|
TX SCOL
ASR 5000 only
|
The number of frames
transmitted without any error following a single collision.
|
TX MCOL
ASR 5000 only
|
The number of frames
transmitted without any error following multiple collision.
|
TX XCOL
ASR 5000 only
|
The number of frames
that have experienced 16 consecutive collisions or more.
|
TX LCOL
ASR 5000 only
|
The number of transmission
abortion due to a collision occurring after transmission of packets
that are 64 byes in length.
|
TX PAUSE
|
The number of correct
transmitted flow-control frames.
|
TX ERR
|
The number of frames
transmitted with an error due to transmit FIFO underflow or TXERR
signal assertion
|
Field | Description |
---|---|
Counters for port
|
The port for which
the counters are displayed. The very next line displays the type
of line card that the port belongs to.
|
Unicast
|
The number of Unicast
frames and bytes received and transmitted.
|
Multicast
|
The number of Multicast
frames and bytes received and transmitted.
|
Broadcast
|
The number of Broadcast
frames and bytes received and transmitted.
|
IPv4 unicast
|
The number of Unicast
IP version 4 frames and bytes received and transmitted.
|
IPv4 non-unicast
|
The number of non-Unicast
IP version 4 frames and bytes received and transmitted.
|
IPv6 unicast
|
The number of Unicast
IP version 6 frames and bytes received and transmitted.
|
IPv6 non-unicast
|
The number of non-Unicast
IP version 6 frames and bytes received and transmitted.
|
Fragments received
|
The number of packet
fragments qualified for re-assembly.
|
Packets reassembled
|
The number of packets
that were successfully re-assembled.
|
Fragments to kernel
|
The number of qualified
packet fragments that were sent to the kernel for re-assembly.
|
HW error
|
The number of packets
discarded due to first-in, first-out (FIFO) overrun or underrun.
|
Port non-operational
|
The number of packets
discarded due to port not operational.
|
SRC MAC is multicast
|
The number of packets
discarded due to source MAC address is multicast.
|
Unknown VLAN tag
|
The number of packets
discarded due to an unrecognized virtual local area network (VLAN)
tag.
|
Other protocols
|
The number of packets
discarded due to incorrect protocol type (neither IP or ARP).
|
Not IPv4
|
The number of packets
discarded due to non IPv4
|
Bad IPv4 header
|
The number of packets
discarded due to invalid IPv4 header
|
IPv4 MRU exceeded
|
The number of packets
discarded due to packet length is too long.
|
TCP tiny fragment
|
The number of packets
discarded due to TCP tiny fragment
|
No ACL match
|
The number of packets
discarded due to not match from ACL lookup
|
Filtered by ACL
|
The number of packets
discarded due to ACL filter
|
TTL expired
|
The number of packets
discarded because their time-to-live parameter was exceeded.
|
Flow lookup twice
|
The number of packets
discarded due to flow lookup to be performed twice (prevent microcode
from looping)
|
Unknown IPv4 class
|
The number of packets
discarded due to unknown classification received from hardware
|
Too short: IP
|
The number of packets
discarded due to IP packet too short
|
Too short: ICMP
|
The number of packets
discarded due to ICMP packet too short for lookup key
|
Too short: IGMP
|
The number of packets
discarded due to IGMP packet too short for lookup key
|
Too short: TCP
|
The number of packets
discarded due to TCP packet too short for lookup key
|
Too short: UDP
|
The number of packets
discarded due to UDP packet too short for lookup key
|
Too short: IPIP
|
The number of packets
discarded due to UDP packet too short for lookup key
|
Too short: GRE
|
The number of packets
discarded due to GRE header size < 8 bytes
|
Too short: GRE key
|
The number of packets
discarded due to GRE header says key present but header size <
13 bytes
|
Don’t frag
discards
|
Packets requiring
fragmentation that are discarded by the NPU because the IP header
don't fragment bit is set.
|
Fragment packets
|
Packets fragmented
by the NPU due to exceeding MTU of egress port.
|
Fragment fragments
|
Total number of fragments
fragmented by the NPU and sent to the egress port.
|
IPv4VlanMap dropped
|
Total number of IPv4
VLAN map packets that were dropped.
|
IPSec NATT keep alive
|
Total number of NAT-Traversal
keep alive packets.
|
MPLS Flow not found
|
Total number of packets
dropped when an MPLS flow was not found.
|
MPLS unicast
|
The number of MPLS Multicast
frames and bytes received and transmitted.
|
Size
ASR 5000 only
|
The number of frames
and bytes that were received and transmitted according to the following
size ranges:
- Less than 17
- 17 through 64
- 65 through 127
- 128 through 255
- 256 through 511
- 512 through 1023
- 1024 through 2047
- 2048 through 4095
- 4096 though 4500
- Greater than 4500
|
Size
ASR 5500 only
|
The number of frames
and bytes that were received and transmitted according to the following
size ranges:
- 0 through 63
- 64 through 127
- 128 through 255
- 256 through 511
- 512 through 1023
- 1024 through 2047
- 2048 through 4095
- 4096 though 8191
|
Field | Description |
---|---|
Port <slot/port>
|
Specifies the chassis
slot and port number for the port.
|
Type
|
Identifies the port
type.
|
Average Port Utilization (in
mbps)
|
|
Current
|
Displays average current
port utilization in megabits per second (Mbps).
|
5min
|
Displays average port utilization over the
last 5-minute interval in Mbps.
|
15min
|
Displays average port utilization over the
last 15-minute interval in Mbps.
|
Rx
|
Displays port utilization
for received packets.
|
Tx
|
Displays port utilization
for transmitted packets.
|