Default queues | Default rate In kbps | Maximum configurable rate in kbps | Default queue length In kbytes | Description |
---|---|---|---|---|
CPU0.q0 | 900 | 900 | 1024 | Unclassified protocols and unknown or destination lookup failure packets are redirected to default CPU queues 0-7 based on packet's cos/dscp values. SSH, TELNET and SNMP traffic destined to host router CPU is remarked to CPU0.q6. SSH: TCP Source/Destination port 22 TELNET: TCP Source/Destination port 23 SNMP: UDP Source/Destination port 161/162 |
CPU0.q1 | 900 | 900 | 1024 | |
CPU0.q2 | 900 | 900 | 1024 | |
CPU0.q3 | 900 | 900 | 1024 | |
CPU0.q4 | 900 | 900 | 1024 | |
CPU0.q5 | 900 | 900 | 1024 | |
CPU0.q6 | 900 | 900 | 1024 | |
CPU0.q7 | 900 | 900 | 1024 | |
CPU1.q0 | 900 | 900 | 1024 | |
CPU1.q1 | 900 | 900 | 1024 | |
CPU1.q2 | 900 | 900 | 1024 | |
CPU1.q3 | 900 | 900 | 1024 | |
CPU1.q4 | 900 | 900 | 1024 | |
CPU1.q5 | 900 | 900 | 1024 | |
CPU1.q6 | 900 | 900 | 1024 | |
CPU1.q7 | 900 | 900 | 1024 | |
*cpu1 is valid only for QMX |
Protocol queues | Defaultrate In kbps | Maximum configurable Rate in kbps | Default queue length In kbytes | Description |
---|---|---|---|---|
IGMP | 1000 | 1000 | 2048 | Internet Group Management Protocol packets (IP protocol 2) |
ISIS/ESIS | 8000 | 8000 | 1024 | ISIS (DMAC 0180:C200:0014/0015) ESIS (DMAC 0900:2B00:0004/0005) Note: ESIS = End System-to-Intermediate System (ISIS point-to-point case) |
Reserved Mcast | 8000 | 8000 | 2048 | Reserved IPv4 and IPv6 Multicast packets IPv4: Local Network Control Block (224.0.0.0 - 224.0.0.255 (224.0.0/24)) IPv6: Link-Local Scope Multicast Addresses (FF02::/8) |
IPv6 Link Local | 1000 | 1000 | 1024 | IPv6 link local packets DIPv6: FE80::/8 |
ospf | 8000 | 8000 | 1024 | OSPF unicast packets (IP protocol 89) |
bgp | 8000 | 8000 | 1024 | BGP packets TCP source/destination port number: 179 |
rsvp/ldp | 2000 | 2000 | 1024 | RSVP and LDP packets RSVP: IP protocol 46 LDP: L4 source/destination port number:646 |
vrrp/rip/dhcp | 8000 | 8000 | 1024 | VRRP packets: IP protocol number 112 RIP packets: UDP source and destination port number: 520 RIPNG packets: UDP source and destination port number: 521 DHCP: DHCP v4/v6 server packets, DHCP v4/v6 client packets (L4 source/destination port number: 67 or 68) |
pim | 1000 | 1000 | 1024 | Protocol Independent Multicast packets: IP protocol number 103 |
icmp | 1000 | 1000 | 1024 | ICMP packets: IP protocol number 1 Unicast ICMPv6 packets: IP next header number 58 |
arp | 1000 | 1000 | 1024 | ARP packets. Ether-type 0x0806 |
bpdu | 1000 | 1000 | 1024 | xSTP: DMAC 0180:C200:0000 Provider Bridging: 0180:C200:0008 LACP: DMAC 0180:C200:0002, ethertype:0x8809, subtype:1/2 AUTHD: DMAC 0180:C200:0003 LLDP: DMAC 0180:C200:000E EFM: DMAC 0180:C200:0002, ethertype:0x8809, subtype:3 ELMI: DMAC 0180:C200:0007 SYNCE: DMAC 0180:C200:0002, ethertype:0x8809, subtype:0x0A RPVST: DMAC 0100:0CCC:CCCD L2TP: DMAC 0100:C2CD:CDD0/0104:DFCD:CDD0 G8032: DMAC 0119:A700:00XX |
bfd | 16384 | 16384 | 1024 | BFD Single hop packets: UDP port 3784, TTL 255 BFD Multi hop packets: UDP port 4784 Micro BFD packets: UDP port 6784, TTL 255 |
sflow | 1500 | 1500 | 1024 | Ingress and Egress sampled packets |
dsp | 500 | 500 | 76800 | L2 FDB events |
vxlan | 500 | 500 | 1024 | ARP and ND cache queue for packets coming on VXLAN access ports. |
nhop | 400 | 400 | 1024 | Inter VRF route leak unresolved data packets for ARP resolution. |
icmp-redirect | 1000 | 1000 | 256 | Data packets to CPU for ICMP redirect packet generation. |